[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fxLN3MUwXCdr5RPjwZYIDpOj8CHyjOmngWTgoKXPtZbg":3,"$f81G_evnqRreSYlttqNjhTFupt0s-2Ka9S1lueHNa1Z4":36,"$f3Ft0rKFJHppdzE-vuveecxx1BUcg9iOlMLtyzf_MJDg":151,"$fucxFBm2ZjZfGSdmdRaSNGBI_F0jJme4f0GTvzUhQfL8":216},[4,8,12,16,20,24,28,32],{"title":5,"slug":6,"path":7},"About Microbeonline.com","about-microbeonline-com","\u002Fabout-microbeonline-com\u002F",{"title":9,"slug":10,"path":11},"About Me","about-me","\u002Fabout-microbeonline-com\u002Fabout-me\u002F",{"title":13,"slug":14,"path":15},"Advertise with Us","advertise-us","\u002Fadvertise-us\u002F",{"title":17,"slug":18,"path":19},"Privacy Policy","privacy-policy","\u002Fprivacy-policy\u002F",{"title":21,"slug":22,"path":23},"Abbreviations","abbreviations","\u002Fabbreviations\u002F",{"title":25,"slug":26,"path":27},"Microbes","microbes","\u002Fmicrobes\u002F",{"title":29,"slug":30,"path":31},"Books","recommended-books","\u002Frecommended-books\u002F",{"title":33,"slug":34,"path":35},"Utilization Tests for Bacterial Identification","utilization-tests","\u002Futilization-tests\u002F",{"type":37,"data":38},"blog",{"slug":39,"title":40,"description":41,"seoTitle":42,"seoDescription":42,"author":43,"createdDate":44,"lastUpdatedDate":44,"draft":45,"category":46,"image":42,"body":47,"faq":48,"commentsClosed":45,"tags":64,"related":66,"comments":147},"rubella-german-measles-virology-crs-lab-diagnosis","Rubella (German Measles): Virology, Congenital Rubella Syndrome, and Laboratory Diagnosis","\u003Cp>Rubella virus: why a mild maternal rash causes congenital rubella syndrome, the CRS triad, IgM vs IgG interpretation, and how timing decides fetal risk.\u003C\u002Fp>",null,"Acharya Tankeshwar","2026-08-13",false,"virology","In the mother, rubella is forgettable: a light fever, a rash that fades in three days, some aching joints. In the fetus, the same virus in the same weeks can cause deafness, blindness, and heart defects that last a lifetime. That gap between a trivial maternal illness and a devastating fetal one is the whole reason rubella matters in obstetrics, and it is why the strategy has always been to protect the mother in order to protect the fetus.\n\nThe 1964 to 1965 pandemic made the point at scale: an estimated 50,000 pregnancies in the United States were affected, with miscarriages, stillbirths, and babies born with congenital rubella syndrome. A vaccine followed within a decade, and with it, rubella and congenital rubella syndrome disappeared from many countries that vaccinate their childbearing-age population. Where that immunity is missing, the disease returns.\n\n## What rubella is\n\nRubella, or German measles, is a mild, contagious viral illness whose name comes from the Latin for \"little red.\" It was once mistaken for a variant of [measles](https:\u002F\u002Fmicrobeonline.com\u002Fmeasles-virus-structure-pathogenesis-clinical-feature-complications-and-lab-diagnosis\u002F) or scarlet fever and called \"**third disease**.\" The important clinical fact is the split between its two settings: **postnatal infection is benign, while first-trimester intrauterine infection is teratogenic.**\n\n\u003Cfigure>\n\u003Cimg src=\"https:\u002F\u002Fassets.microbeonline.com\u002Fblogs\u002Frubella-structure.jpg\" alt=\"Structure of Rubella Virus\" width=\"431\" height=\"322\" draggable=\"false\" contenteditable=\"false\">\u003Cfigcaption>Figure: Structure of Rubella Virus\u003C\u002Ffigcaption>\n\u003C\u002Ffigure>\n\nRubella virus is a single-stranded, positive-sense RNA virus, enveloped, with icosahedral symmetry. It is the sole human pathogen in the genus *Rubivirus*, family ***Matonaviridae*** (reclassified from *Togaviridae* in 2018, on the grounds that rubella differs from the alphaviruses in its transmission, virion structure, and genetics, and is not spread by arthropods). *Many older textbooks still list it under Togaviridae, so you may meet either name in an exam; the current family is Matonaviridae.* Humans are the only known host and reservoir, which is what makes rubella eliminable by vaccination.\n\n## Transmission\n\nRubella spreads person to person by respiratory droplets and by direct contact with nasal or throat secretions; freshly contaminated articles can transmit indirectly. A patient is contagious from about one week before the rash to one week after it appears.\n\nOne transmission fact carries disproportionate weight for infection control. Infants with congenital rubella syndrome shed large quantities of virus in their pharyngeal secretions and urine, and they can continue shedding for up to a year after birth. A congenitally infected newborn is therefore a reservoir, and a hazard to non-immune pregnant contacts, long after delivery.\n\n### Clinical features of postnatal rubella\n\nThe **incubation period averages 14 to 18 days**, with a range of about 12 to 23 days. Roughly half of infections are subclinical, which matters because an unrecognized infection in a pregnant woman still reaches the fetus.\n\nIn children, the illness is a rash that begins on the face and spreads down the body, with a low-grade fever, lasting two or three days. Older children and adults often have a prodrome of malaise and low fever with tender lymphadenopathy, classically postauricular, suboccipital, and posterior cervical, appearing before the rash. Arthralgia and arthritis are common in young women. The disease is self-limiting and needs only supportive care.\n\n## Rubella as a viral exanthem\n\nRubella is one of the classic childhood exanthems, and in the skin-infection setting the task is usually to tell it apart from the other rashes it resembles, above all measles.\n\nThe rubella rash is a pink-to-red maculopapular eruption that begins on the face and spreads downward to the trunk and limbs over about 24 hours, then fades in the same head-to-foot order by roughly the third day. It is finer and paler than the measles rash, and unlike measles the individual spots tend not to coalesce into large blotches. The rash is often the first sign noticed in children, whereas in older children and adults a prodrome of low fever and tender lymphadenopathy precedes it.\n\n**Two features help identify rubella clinically:**\n\n**Lymphadenopathy.** Tender postauricular, suboccipital, and posterior cervical nodes are characteristic of rubella and often precede the rash. This lymphadenopathy is a more reliable rubella clue than the rash itself.\n\n**No Koplik spots, no measles prodrome.** Unlike measles, rubella has no Koplik spots and no preceding cough, coryza, and conjunctivitis. A descending maculopapular rash with tender postauricular nodes and none of those measles features is rubella. The fuller side-by-side of the childhood exanthems is covered separately, as optional further reading, on the measles page.\n\nForschheimer spots, small red spots on the soft palate, may appear in rubella, but they are not specific and are also seen in other exanthems, so they do not carry the diagnostic weight that Koplik spots do for measles.\n\nThe rash and its differential matter for one reason beyond the child in front of you: recognizing rubella means recognizing a transmission risk to any non-immune pregnant contact. The diagnosis is confirmed serologically, not by the appearance of the rash, because several exanthems look alike and rubella is too consequential in pregnancy to diagnose on morphology alone.\n\n## Rubella in pregnancy and congenital rubella syndrome\n\nWhen a non-immune woman acquires rubella during pregnancy, the virus can cross the placenta and cause fetal death, miscarriage, or a cluster of birth defects called **congenital rubella syndrome (CRS)**. Worldwide, over 100,000 babies are born with CRS each year, and the risk concentrates in populations where women of childbearing age are not immune.\n\n**Two principles govern fetal risk, and both belong in memory:**\n\n**Timing determines risk and severity**. First-trimester infection carries by far the highest risk of transmission causing severe defects, because **organogenesis** is under way. Infection later in pregnancy is progressively less dangerous. This front-loaded risk is why the question a clinician asks is always how many weeks, and why rubella is the archetype of a severe-early congenital infection.\n\n**The classic triad is worth carrying as a unit:** **sensorineural deafness** (the single most common defect), **cataracts and other eye lesions,** and **congenital heart disease**, most characteristically patent ductus arteriosus. Beyond the triad, CRS can include microcephaly, intellectual disability, and a \"blueberry muffin\" rash from dermal extramedullary hematopoiesis. Deafness may be the only manifestation when infection occurs toward the end of the first trimester.\n\nImmunity from infection or vaccination before pregnancy protects the fetus, because the mother carries protective antibody before conception. **The danger is a first, primary infection during pregnancy in a non-immune woman.** This is the same primary-infection principle that runs through the other congenital infections, and it is what a TORCH panel is designed to detect.\n\nReading such a panel across several organisms at once is covered separately, as optional further reading, in the article on the [TORCH panel test](https:\u002F\u002Fmicrobeonline.com\u002Ftorch-panel-test\u002F).\n\n## Laboratory diagnosis\n\nRubella is diagnosed serologically. The antibody kinetics are the key to interpretation: both IgG and IgM appear about 14 to 18 days after infection, and rubella IgM wanes quickly, usually becoming undetectable within about two months. That fast decay is clinically useful, because a positive rubella **IgM** points to genuinely recent infection rather than an old one, in contrast to some other congenital pathogens whose IgM can persist for many months.\n\n\u003Cfigure>\n\u003Cimg src=\"https:\u002F\u002Fassets.microbeonline.com\u002Fblogs\u002Frubella-igm-igg-appearance.jpg\" alt=\"IgG and IgM Appearance in Rubella Infection\" width=\"526\" height=\"369\" draggable=\"false\" contenteditable=\"false\">\u003Cfigcaption>Figure: IgG and IgM Appearance in Rubella Infection\u003C\u002Ffigcaption>\n\u003C\u002Ffigure>\n\nThe tests in routine use are: detection of IgM, which indicates recent infection; detection of **IgG**, which indicates immunity, whether from past infection or vaccination; and a four-fold or greater rise in antibody titer between acute and convalescent sera, which confirms acute infection.\n\nViral culture is possible but slow and reserved for reference settings. In a newborn, the interpretation follows the general congenital-serology rule: IgG may be passively transferred maternal antibody, whereas IgM, which does not cross the placenta, indicates true fetal infection. For prenatal confirmation, rubella RNA can be detected by molecular methods.\n\n## Prevention\n\nPrevention is the point of the whole rubella program. The vaccine is a live attenuated virus, given as part of **MMR**, and it works by making women immune before they conceive. Because it is a live vaccine, it is contraindicated during pregnancy, and pregnancy should be avoided for about a month after vaccination. Susceptible women identified during pregnancy are therefore vaccinated after delivery, not during. The strategy is deliberately indirect: you vaccinate the population to raise herd immunity and protect future pregnancies, because there is no treatment that undoes fetal infection once it has occurred.\n\n## How to Remember\n\n***Little red, big trouble, but only for the fetus.*** The name means \"little red,\" and the maternal illness is genuinely little: three days of rash and mild fever. The whole clinical weight falls on the fetus. Holding those two facts together is the core of the topic.\n\n***The CRS triad: hear, see, beat***. Deafness (hear), cataracts (see), and congenital heart disease, classically patent ductus arteriosus (beat). Sensorineural deafness is the commonest and may be the only sign in later first-trimester infection.\n\n***Rubella descends and clears fast.*** The rash starts on the face and moves down, but stays fine, pale, and non-confluent, and is gone by about day three, with tender postauricular nodes and no Koplik spots. Measles, by contrast, is louder and blotchier, with Koplik spots first.\n\n***Vaccinate before, never during***. The vaccine is live, so it is given before pregnancy and withheld during it. The goal is immunity at conception, because after the virus reaches the fetus there is nothing to give that reverses the damage.\n\n***Rubella IgM tells the truth quickly.*** Because rubella IgM disappears within about two months, a positive result means recent infection. This is a useful contrast with toxoplasmosis, where a positive IgM can linger and needs an avidity test to time it.\n\n## Key exam facts in one table\n\n| Feature | Detail |\n| --- | --- |\n| Virus | Single-stranded, positive-sense RNA; enveloped; icosahedral |\n| Family \u002F genus | *Matonaviridae* \u002F *Rubivirus* (formerly *Togaviridae*, reclassified 2018) |\n| Host and reservoir | Humans only (makes rubella eliminable by vaccine) |\n| Transmission | Respiratory droplets; contagious 1 week before to 1 week after rash |\n| Incubation | 14 to 18 days (range 12 to 23) |\n| Subclinical infections | About half of cases |\n| Postnatal illness | Face-to-body rash, low fever, postauricular\u002Fsuboccipital lymphadenopathy, arthralgia in young women |\n| Distinguishing rash | Fine, pink, non-confluent maculopapular rash; descends from face; clears by \\~day 3; tender postauricular\u002Fsuboccipital nodes; no Koplik spots |\n| CRS triad | Sensorineural deafness (commonest), cataracts, congenital heart disease (classically PDA) |\n| Highest fetal risk | First-trimester primary infection in a non-immune mother |\n| CRS burden | Over 100,000 births per year worldwide |\n| Congenital shedding | Virus in pharynx and urine, up to a year after birth |\n| Antibody timing | IgG and IgM by 14 to 18 days; IgM wanes by about 2 months |\n| IgM significance | Recent infection (waning is fast, so a positive is meaningful) |\n| IgG significance | Immunity (past infection or vaccination) |\n| Confirming acute infection | Four-fold rise in titer, acute to convalescent |\n| Neonatal serology rule | IgG may be maternal (crosses placenta); maternal IgM does not cross, so infant IgM indicates true fetal infection |\n| Vaccine | Live attenuated (MMR); contraindicated in pregnancy; give before conception or postpartum |\n| Treatment | Supportive only; no treatment reverses fetal infection |\n\n## Where Students Get Confused\n\n***Rubella and rubeola are the same thing.*** They are not. Rubella (German measles, family *Matonaviridae*) and rubeola (measles, a paramyxovirus) are different viruses with different families, different clinical courses, and different complications. The similar names are a historical accident. Rubella is milder in the patient but teratogenic in pregnancy; measles is more severe in the patient and not a classic congenital teratogen in the same way.\n\n***Rubella and measles rashes are hard to tell apart, so you cannot distinguish them clinically.*** You often can. Both descend from the face, but rubella is finer and non-confluent, clears by about day three, comes with tender postauricular and suboccipital nodes, and lacks Koplik spots and the measles prodrome of cough, coryza, and conjunctivitis. Confirmation is still serological, because the stakes in pregnancy are too high to rely on the rash.\n\n***If the mother's illness was trivial, the fetus is fine.*** No. About half of maternal infections are subclinical, and a mild or unnoticed maternal illness in the first trimester can still cause severe CRS. The severity of the maternal illness does not predict the fetal outcome; the timing of infection does.\n\n***The rubella vaccine can be given during pregnancy to protect the fetus.*** It cannot. It is a live vaccine and is contraindicated in pregnancy. Protection has to be in place before conception. A susceptible pregnant woman is vaccinated after she delivers.\n\n***A positive IgG in a newborn means the baby is infected.*** Not on its own. IgG crosses the placenta, so a newborn's IgG may simply be the mother's antibody passively transferred. Maternal IgM does not cross the placenta, so a positive rubella IgM in the newborn must be the infant's own and indicates true congenital infection.\n\n***Congenital rubella risk is the same throughout pregnancy.*** It is strongly front-loaded. First-trimester infection carries the highest risk of severe defects; risk falls as pregnancy advances. This timing dependence is the single most testable fact about CRS.\n\n**References**\n\n- Riedel S, Hobden JA, Miller S, et al. Jawetz, Melnick & Adelberg's Medical Microbiology. 28th ed. New York: McGraw Hill; 2019.\n- Mankertz A, et al. ICTV Virus Taxonomy Profile: Matonaviridae. J Gen Virol. 2022;103(11):001817. \u003Chttps:\u002F\u002Fdoi.org\u002F10.1099\u002Fjgv.0.001817>\n- Lambert N, Strebel P, Orenstein W, Icenogle J, Poland GA. Rubella. Lancet. 2015;385(9984):2297–2307. \u003Chttps:\u002F\u002Fdoi.org\u002F10.1016\u002FS0140-6736(14)60539-0>\n- World Health Organization. Rubella fact sheet. Geneva: WHO. \u003Chttps:\u002F\u002Fwww.who.int\u002Fnews-room\u002Ffact-sheets\u002Fdetail\u002Frubella>",[49,52,55,58,61],{"question":50,"answer":51},"\u003Cp>I had a rubella rash years ago, or I was vaccinated. Is my pregnancy at risk?\u003C\u002Fp>","\u003Cp>Almost certainly not. Rubella is dangerous to a pregnancy only when a woman catches it \u003Cem>for the first time\u003C\u002Fem> during that pregnancy. If you were infected or vaccinated before conceiving, your body already carries protective antibodies that shield the baby. This is why a blood test showing rubella IgG (immunity) before or early in pregnancy is reassuring news, not a warning.\u003C\u002Fp>",{"question":53,"answer":54},"\u003Cp>I am pregnant and not immune to rubella. What should I do?\u003C\u002Fp>","\u003Cp>Avoid contact with anyone who has a rash illness, and speak to your doctor about your risk. The rubella vaccine cannot be given during pregnancy because it is a live vaccine, so protection has to wait until after delivery. Being vaccinated soon after the birth protects any future pregnancies. Your doctor can guide monitoring during this pregnancy.\u003C\u002Fp>",{"question":56,"answer":57},"\u003Cp>Can I get the rubella (MMR) vaccine while pregnant?\u003C\u002Fp>","\u003Cp>No. It is a live vaccine and is not given during pregnancy, and pregnancy is usually advised against for about a month afterward. If you are planning a pregnancy and are unsure whether you are immune, a simple blood test before conceiving can check, and vaccination beforehand is the safest approach.\u003C\u002Fp>",{"question":59,"answer":60},"\u003Cp>My child has rubella. How long are they contagious, and who should avoid them?\u003C\u002Fp>","\u003Cp>A person with rubella is infectious from about a week before the rash until about a week after it appears. The people who most need to stay away are pregnant women who are not immune, because the risk is to their unborn baby, not to themselves. Babies born with congenital rubella can shed the virus for many months, so they too need care around non-immune pregnant contacts.\u003C\u002Fp>",{"question":62,"answer":63},"\u003Cp>Is rubella the same as measles?\u003C\u002Fp>","\u003Cp>No. They are different viruses with similar-sounding names. Rubella (German measles) is usually mild, but it is the one that endangers a pregnancy. Measles (rubeola) tends to make the patient sicker and causes different complications. Both are prevented by the MMR vaccine.\u003C\u002Fp>",[65],"torch-infection",[67,87,108,129],{"slug":68,"title":69,"description":70,"seoTitle":42,"seoDescription":42,"author":43,"createdDate":71,"lastUpdatedDate":72,"draft":45,"category":46,"image":42,"faq":73,"tags":86},"measles-virus-structure-pathogenesis-clinical-feature-complications-and-lab-diagnosis","Measles Virus: Structure, Pathogenesis, and Why It Erases Immune Memory","How measles spreads via CD150\u002FSLAM, why it erases years of immune memory, and how Koplik spots diagnose it before the rash appears.","2013-08-05","2026-07-19",[74,77,80,83],{"question":75,"answer":76},"What is measles immune amnesia and why does it matter clinically?","Measles virus infects and destroys memory B and T lymphocytes via CD150\u002FSLAM receptors, eliminating years of accumulated immune memory. Studies show it can deplete 11–73% of a child's pre-existing antibody repertoire. In the months after measles recovery, children are more vulnerable to other infections — including ones they had previously been immune to — which accounts for a substantial part of measles-associated childhood mortality beyond the acute illness itself.",{"question":78,"answer":79},"Why are Koplik spots diagnostically valuable?","Koplik spots appear 1–2 days before the measles rash and are pathognomonic — no other disease produces them. They disappear as the rash develops, so they offer a brief diagnostic window before the rash appears. A patient with Koplik spots has measles; no further test is needed for diagnosis in an appropriate clinical context.",{"question":81,"answer":82},"Why does measles rash spare the palms and soles?","The cephalocaudal measles rash characteristically spares the palms and soles. Involvement of palms and soles suggests an alternative diagnosis: secondary syphilis, Rocky Mountain spotted fever, hand-foot-and-mouth disease, or rat-bite fever.",{"question":84,"answer":85},"What causes SSPE and why does it appear years after measles?","Defective measles virus particles with non-functional M (matrix) protein can persist in CNS neurons after the acute infection. Without M protein they cannot bud out of cells, so they accumulate intracellularly and slowly destroy the neuron. This process takes 7–10 years to produce detectable neurological damage, which is why SSPE presents so long after the original measles infection.",[],{"slug":88,"title":89,"description":90,"seoTitle":42,"seoDescription":42,"author":43,"createdDate":44,"lastUpdatedDate":44,"draft":45,"category":46,"image":42,"faq":91,"tags":107},"torch-panel-test","TORCH Panel Test: Congenital Infections and How to Read the Serology","\u003Cp>TORCH panel test explained: what the acronym covers, why IgM and IgG mean different things in mother and newborn, and how infection timing decides fetal risk.\u003C\u002Fp>",[92,95,98,101,104],{"question":93,"answer":94},"\u003Cp>My doctor ordered a \"TORCH test.\" What is it?\u003C\u002Fp>","\u003Cp>It is a group of blood tests that check for several infections that are usually mild in the mother but can affect a developing baby: toxoplasmosis, rubella, cytomegalovirus, herpes, and some others such as syphilis. The test looks for antibodies, the traces your immune system leaves after meeting an infection, to work out whether you have been exposed and, importantly, whether any exposure was recent.\u003C\u002Fp>",{"question":96,"answer":97},"\u003Cp>My TORCH result shows some \"positives.\" Does that mean my baby is harmed?\u003C\u002Fp>","\u003Cp>Not usually. Many positive results simply mean you were exposed to a common infection in the past and are now immune, which actually \u003Cem>protects\u003C\u002Fem> the baby. The results that need closer attention are those suggesting a \u003Cem>recent, first-time\u003C\u002Fem> infection during pregnancy. A positive result on its own is not a diagnosis; your doctor interprets it alongside your history, the timing, and sometimes further tests.\u003C\u002Fp>",{"question":99,"answer":100},"\u003Cp>What is the difference between IgG and IgM on my report?\u003C\u002Fp>","\u003Cp>IgG generally reflects past infection or immunity, often good news. IgM suggests a more recent infection and is the result that prompts further checking. Because these two antibodies mean different things, and because IgM can sometimes stay positive long after an old infection, your doctor may order an extra \"avidity\" test to work out exactly when an infection happened. This timing is what matters most.\u003C\u002Fp>",{"question":102,"answer":103},"\u003Cp>Why does the timing of an infection matter so much?\u003C\u002Fp>","\u003Cp>The stage of pregnancy changes both how likely an infection is to reach the baby and how much harm it can do. Infections early in pregnancy are less likely to be passed on but can cause more serious effects when they are, because the baby's organs are still forming. This is why your doctor pays close attention to \u003Cem>how many weeks\u003C\u002Fem> pregnant you were at the time of any infection.\u003C\u002Fp>",{"question":105,"answer":106},"\u003Cp>Should every pregnant woman have a TORCH panel?\u003C\u002Fp>","\u003Cp>Not necessarily. Many doctors now prefer to test for specific infections based on your history, symptoms, or ultrasound findings, rather than running the whole panel automatically, because a blanket test can produce confusing results. Whether you need testing, and which tests, is a decision for your own doctor.\u003C\u002Fp>",[65],{"slug":109,"title":110,"description":111,"seoTitle":42,"seoDescription":42,"author":43,"createdDate":44,"lastUpdatedDate":44,"draft":45,"category":46,"image":42,"faq":112,"tags":128},"cytomegalovirus-cmv-structure-lab-diagnosis","Cytomegalovirus (CMV): Structure, Congenital Disease, and Laboratory Diagnosis","\u003Cp>Cytomegalovirus: the commonest congenital infection and leading non-genetic cause of childhood deafness. Owl's-eye inclusions, pp65, and primary-infection risk.\u003C\u002Fp>",[113,116,119,122,125],{"question":114,"answer":115},"\u003Cp>What is CMV, and should I worry about it?\u003C\u002Fp>","\u003Cp>Cytomegalovirus is a very common virus that most people catch at some point, usually with no symptoms at all. For healthy children and adults it is harmless. It matters mainly in two situations: when a woman catches it for the first time during pregnancy, where it can affect the baby, and in people whose immune systems are weakened.\u003C\u002Fp>",{"question":117,"answer":118},"\u003Cp>I am pregnant. How can I lower my risk of catching CMV?\u003C\u002Fp>","\u003Cp>The virus spreads easily from young children, who often carry it in their saliva and urine without being ill. Simple hygiene lowers the risk: wash your hands after changing nappies or wiping noses, avoid sharing food, cups, or cutlery with young children, and avoid kissing toddlers directly on the mouth. These everyday steps are the most effective protection, because there is no CMV vaccine yet.\u003C\u002Fp>",{"question":120,"answer":121},"\u003Cp>My baby was born with CMV but seems healthy. What does that mean?\u003C\u002Fp>","\u003Cp>Most babies born with CMV look completely well at birth, and many stay well. However, some develop hearing loss during early childhood, sometimes months or years later, even when they seemed fine as newborns. This is why babies known to have congenital CMV are followed with regular hearing checks, so that any hearing loss is picked up and helped early. \"Well at birth\" is good news but not a reason to skip that follow-up.\u003C\u002Fp>",{"question":123,"answer":124},"\u003Cp>I had CMV before I was pregnant. Is my baby safe?\u003C\u002Fp>","\u003Cp>Prior infection greatly reduces the risk to the baby, but, unlike some other infections, it does not remove it entirely. CMV can occasionally reactivate or a different strain can be caught, so the same hygiene steps are still worth following during pregnancy. The greatest danger is a \u003Cem>first\u003C\u002Fem> CMV infection during pregnancy.\u003C\u002Fp>",{"question":126,"answer":127},"\u003Cp>Why is CMV important for people with weakened immune systems?\u003C\u002Fp>","\u003Cp>In people whose immunity is suppressed, such as transplant recipients or those with advanced HIV, CMV can cause serious illness, including eye disease that threatens sight and infections of the lungs and gut. These patients are monitored and treated specifically for CMV when needed.\u003C\u002Fp>",[65],{"slug":130,"title":131,"description":132,"seoTitle":42,"seoDescription":42,"author":43,"createdDate":133,"lastUpdatedDate":44,"draft":45,"category":134,"image":42,"faq":135,"tags":145},"toxoplasma-gondii-properties-life-cycle-diagnosis","Toxoplasma gondii: Life Cycle, Reactivation in AIDS, Congenital Infection, and Diagnosis","Why bradyzoite cysts hide in the brain for decades, why AIDS patients develop ring-enhancing lesions, and when maternal IgG actually protects the fetus.","2022-01-31","parasitology",[136,139,142],{"question":137,"answer":138},"How is congenital toxoplasmosis diagnosed in a newborn when the mother is IgG-positive?","All newborns of IgG-positive mothers will have passively transferred maternal IgG antibodies, regardless of whether the infant itself is infected, since IgG crosses the placenta freely. A high IgG titer in a newborn alone does not confirm infection. Detection of IgM antibodies, which do not cross the placenta, provides a much more accurate indication of true infection in the newborn. PCR testing of amniotic fluid prenatally, or of the infant's blood or CSF after birth, can also confirm infection directly.",{"question":140,"answer":141},"\u003Cp>Why does the timing of maternal \u003Cem>Toxoplasma\u003C\u002Fem> infection during pregnancy affect the severity of congenital disease?\u003C\u002Fp>","First-trimester transmission is less common but tends to produce more severe disease (intracerebral calcifications, hydrocephalus, severe neurological sequelae) because the fetal nervous system is at an earlier, more vulnerable stage of development. Third-trimester transmission is more common but often produces disease that is inapparent at birth, since the more developed fetus tolerates the acute infection better initially - however, tissue cysts established at this stage, particularly in the retina, can cause delayed complications such as progressive chorioretinitis and blindness appearing years later, often in the teenage years.",{"question":143,"answer":144},"\u003Cp>Why can toxoplasmosis reactivate years after the initial infection in immunocompromised patients?\u003C\u002Fp>","\u003Cp>Tissue cysts containing bradyzoites can persist for the life of the host without causing inflammation, as long as the immune system continues to hold them in check - this represents a biological stalemate rather than elimination of the parasite. When immune competence is lost, such as in advanced HIV\u002FAIDS, malignancy, or after organ transplantation, bradyzoites within previously dormant tissue cysts (particularly in neural tissue) can convert back into actively multiplying tachyzoites, causing disease through reactivation of latent infection rather than requiring any new exposure.\u003C\u002Fp>",[146,65],"protozoan-parasite",{"enabled":148,"threads":149,"total":150},true,[],0,[152,158,165,172,178,183,189,194,200,203,210],{"slug":153,"name":43,"description":154,"image":155,"body":156,"postCount":157},"acharya-tankeshwar","Editor-in-chief","https:\u002F\u002Fassets.microbeonline.com\u002Fauthors\u002Ftankeshwar-acharya-author-microbeonline.jpg","***Tankeshwar Acharya, MSc (Medical Microbiology)***\n\n*Tankeshwar Acharya is an Assistant Professor in the Department of Microbiology at Patan Academy of Health Sciences (PAHS), Nepal, where he has been teaching and practicing clinical microbiology for over 14 years. He is the founder of Microbe Online, one of the leading free microbiology education resources on the web, covering bacteriology, mycology, parasitology, immunology, and clinical laboratory diagnostics written from direct experience in both the classroom and the diagnostic laboratory.*",468,{"slug":159,"name":160,"description":161,"image":162,"body":163,"postCount":164},"ashma-shrestha","Ashma Shrestha","SEO Copywriter and Science Communicator\nKathmandu, Nepal","https:\u002F\u002Fassets.microbeonline.com\u002Fauthors\u002Fashma-shrestha.png","Ashma Shrestha holds a Master of Science in Medical Microbiology from the Institute of Science and Technology (IOST), Tribhuvan University, Nepal, where she developed a strong foundation in virology, molecular biology, and diagnostic microbiology.\n\nShe now works as an SEO Copywriter at Resolution Digital, where she combines her scientific training with research-driven content strategy. She is certified in Google Analytics and Google Business Profile (GBP), and brings a data-informed approach to science communication writing content that is not only accurate but structured to reach and serve the students who need it most.\n\nAt microbeonline, Ashma contributes articles primarily in virology and molecular biology, areas she finds most compelling for their mechanistic depth and their growing clinical relevance. Her writing reflects the same standard the site is built on: factual rigor, clear explanation of the *why* behind microbiology concepts, and content that helps students move from memorization to genuine understanding.\n\nShe is passionate about making complex microbiological concepts accessible without sacrificing accuracy; a skill that sits at the intersection of her scientific training and her professional work in content and SEO.",78,{"slug":166,"name":167,"description":168,"image":169,"body":170,"postCount":171},"sushmita-baniya","Sushmita Baniya","Author \u002F Contributor","https:\u002F\u002Fassets.microbeonline.com\u002Fauthors\u002Fsushmita-baniya-1.png","Sushmita Baniya holds an M.Sc. in Medical Microbiology from Tribhuvan University (National College), with a research focus in Genetics and Molecular Biology. She is actively involved in teaching and research in the field of microbiology.",26,{"slug":173,"name":174,"description":168,"image":175,"body":176,"postCount":177},"samikshya-acharya","Samikshya Acharya","https:\u002F\u002Fassets.microbeonline.com\u002Fauthors\u002Fsamikshya-acharya.jpeg","Samikshya Sharma completed her postgraduate studies in Medical Microbiology at the Central Department of Microbiology, Tribhuvan University, Nepal. She contributes to Microbeonline with the goal of making foundational and clinical microbiology concepts clear and useful for students in medical, laboratory science, and allied health programs.",20,{"slug":179,"name":180,"description":168,"image":42,"body":181,"postCount":182},"alisha-tripathi","Alisha Tripathi","Alisha Tripathi holds an M.Sc. in Medical Microbiology from National College, Tribhuvan University. With over a year of teaching experience, her academic interests span Molecular Biology, Immunology, and Genetics.",6,{"slug":184,"name":185,"description":186,"image":42,"body":187,"postCount":188},"aastha-shrestha","Aastha Shrestha"," Author \u002F Contributor","Aastha Shrestha is a Biotechnology graduate with an M.Sc. from National College, Tribhuvan University. Her academic interests center on Molecular Biology and Immunology; two fields that are increasingly converging in modern diagnostic and clinical microbiology. \n\nShe contributes to Microbeonline with the goal of making complex concepts in these areas approachable and exam-relevant for students across medical, biotechnology, and laboratory science programs.",9,{"slug":190,"name":191,"description":192,"image":42,"body":42,"postCount":193},"guest-author","Guest Author","Guest Author \u002F Contributor",1,{"slug":195,"name":196,"description":168,"image":197,"body":198,"postCount":199},"srijana-khanal","Srijana Khanal","https:\u002F\u002Fassets.microbeonline.com\u002Fauthors\u002Fsrijana-khanal-1.png","Srijana Khanal is a microbiology educator with nearly a decade of teaching experience, including her role as faculty in the Microbiology Department at National College, NIST. \n\nHer time in the classroom has given her a clear sense of where students struggle and what explanations actually work, a perspective that directly shapes how she writes.\n\nHer academic interests span Immunology, Genetics, Basic Sciences, and Research Methodology, and she brings the same rigor to her writing that she brought to teaching. Alongside academic writing, she has a passion for creative writing -- an instinct that shows in her ability to make dense scientific material readable without sacrificing accuracy.\n\nShe contributes to Microbeonline to extend her teaching reach beyond the classroom, helping medical and laboratory science students across the region build a stronger foundation in microbiology.",17,{"slug":201,"name":202,"description":192,"image":42,"body":42,"postCount":193},"dr-poonam-acharya","Dr. Poonam Acharya",{"slug":204,"name":205,"description":206,"image":207,"body":208,"postCount":209},"nisha-rijal","Nisha Rijal","Microbiologist and AMR Specialist Kathmandu, Nepal","https:\u002F\u002Fassets.microbeonline.com\u002Fauthors\u002Fnisha-rijal-1.png","Nisha Rijal is a microbiologist with nearly 15 years of frontline diagnostic and surveillance experience at the National Public Health Laboratory (NPHL), national reference laboratory under the Department of Health Services, Nepal. She currently works as an AMR Support Officer at the World Health Organization (WHO), Nepal, where her work focuses on strengthening antimicrobial resistance surveillance systems and translating AMR data into actionable public health response.\n\nHer research, published in peer-reviewed journals and cited over 220 times, spans some of the most clinically significant infectious disease challenges in Nepal and South Asia: antimicrobial resistance trends in *Vibrio cholerae* across an 11-year national surveillance dataset, sero-epidemiology of scrub typhus in patients with acute febrile illness, lower respiratory tract infections in HIV-positive patients, and gonococcal resistance surveillance. She was a contributor to Nepal's National Antimicrobial Resistance Containment Action Plan, a foundational policy document for AMR governance in Nepal. You can find list of [Nisha Rijal's article here in Google Scholar.](https:\u002F\u002Fscholar.google.com\u002Fcitations?user=N-Ruq54AAAAJ&hl=en)\n\nThis depth of experience is visible in her writing at Microbeonline. Her 53 published articles cover bacteriology, parasitology, mycology, immunology, and laboratory techniques, and are consistently among the most detailed and clinically grounded content on the site. She brings to every article the same standard that national reference laboratory work demands: methodological precision, awareness of real diagnostic constraints, and an understanding of what results actually mean for patient care in resource-limited settings.\n\nHer areas of particular expertise include antimicrobial susceptibility testing and resistance mechanism detection, quality assurance in clinical microbiology, and laboratory-based infectious disease surveillance.\n\n---\n\n*Nisha Rijal contributes to Microbeonline in a personal capacity. Her views and writing do not represent the positions of the World Health Organization or any other institution.*",54,{"slug":211,"name":212,"description":213,"image":214,"body":215,"postCount":193},"padma-shrestha","Padma Shrestha","Author","https:\u002F\u002Fassets.microbeonline.com\u002Fauthors\u002Fpadma-shrestha.png","Padma Shrestha is from Kathmandu, Nepal. She has completed Masters degree in Medical microbiology from Tribhuvan University. She has great interest in Microbiology and Molecular Biology.",[217,224,230,235,240,245,249,253,257,262,266,271,275,280,285,289,293,297,302,307,311,315,319,324,328,332,336,340,345,350,354,358,362,366,370,374,378,382,386,390,394,398,402,406,410,414,418,422,427,431,435,438,442,446,450,454,458,462,466,470,474,478,482,485,489,493,497,501,504,508],{"slug":218,"name":219,"description":220,"image":221,"body":222,"postCount":223},"gram-negative-cocci","Gram-Negative Cocci and Coccobacilli","Neisseria, Moraxella, Haemophilus and related gram-negative coccal organisms","https:\u002F\u002Fassets.microbeonline.com\u002Ftags\u002Fgram-negative-cocci.png","# Gram Negative Cocci\n\nNeisseria gonorrhoeae, Neisseria meningitides, Moraxella catarrhalis, and other Neisseria spp. are clinically relevant gram-negative cocci.\n\nN. gonorrhoeae is the leading cause of sexually transmitted disease whereas N. meningitides is a leading cause of fatal bacterial meningitis.",14,{"slug":225,"name":226,"description":227,"image":42,"body":228,"postCount":229},"microscopy","Microscopy","Microscope types, components, and microscopy techniques","These are list of blog posts related to microscopy. ",12,{"slug":231,"name":232,"description":233,"image":42,"body":42,"postCount":234},"gram-positive-cocci","Gram-Positive Cocci","Staphylococcus, Streptococcus, Enterococcus, Micrococcus — organisms, diseases, and identification tests",11,{"slug":236,"name":237,"description":238,"image":42,"body":42,"postCount":239},"gram-negative-rods","Gram-Negative Rods (Other than Enterobacteriaceae)","\u003Cp>Gram negative rods other than members of Enterobacteriaceae family such as  Pseudomonas, Acinetobacter and related organisms\u003C\u002Fp>",5,{"slug":241,"name":242,"description":243,"image":42,"body":42,"postCount":244},"gram-positive-rods","Gram-Positive Rods","Bacillus, Clostridium, Listeria, Corynebacterium, Actinomyces and related organisms",8,{"slug":246,"name":247,"description":248,"image":42,"body":42,"postCount":234},"mycobacteria","Mycobacteria","Mycobacterium tuberculosis, leprosy, atypical mycobacteria, and acid-fast organism diagnosis",{"slug":250,"name":251,"description":252,"image":42,"body":42,"postCount":234},"anaerobic-bacteriology","Anaerobic Bacteriology","Anaerobic organisms, anaerobic culture methods, and anaerobic infection diagnosis",{"slug":254,"name":255,"description":256,"image":42,"body":42,"postCount":229},"enterobacteriaceae","Enterobacteriaceae","Identification, differentiation, and clinical significance of Enterobacteriaceae family members",{"slug":258,"name":259,"description":260,"image":42,"body":42,"postCount":261},"spirochetes","Spirochetes","Treponema, Leptospira, Borrelia and spirochetal infections",7,{"slug":263,"name":264,"description":265,"image":42,"body":42,"postCount":223},"food-microbiology","Food Microbiology","Food-borne pathogens, food safety, spoilage, and preservation",{"slug":267,"name":268,"description":269,"image":42,"body":42,"postCount":270},"antimicrobial-susceptibility-testing","Antimicrobial Susceptibility Testing","Methods for testing antibiotic susceptibility in clinical microbiology",21,{"slug":272,"name":273,"description":274,"image":42,"body":42,"postCount":244},"antimicrobials-moa-amr","Antimicrobials (MOA & AMR)","Mechanisms, detection, and clinical significance of antimicrobial resistance",{"slug":276,"name":277,"description":278,"image":42,"body":42,"postCount":279},"sterilization-disinfection","Sterilization and Disinfection","Methods of sterilization and disinfection in healthcare and laboratory settings",10,{"slug":281,"name":282,"description":283,"image":42,"body":42,"postCount":284},"specimen-collection-transport","Specimen Collection and Transport","Collection, handling, and transport of clinical specimens for microbiological testing",27,{"slug":286,"name":287,"description":288,"image":42,"body":42,"postCount":270},"bacterial-structure-physiology","Bacterial Structure and Physiology","Bacterial cell structure, growth, physiology, and environmental factors affecting growth",{"slug":290,"name":291,"description":42,"image":42,"body":292,"postCount":182},"horizontal-gene-transfer","Horizontal Gene Transfer","Articles related to **Horizontal Gene Transfer**",{"slug":294,"name":295,"description":42,"image":42,"body":296,"postCount":279},"chromatography","Chromatography","Information about chromatographic techniques.",{"slug":298,"name":299,"description":300,"image":42,"body":301,"postCount":261},"electrophoresis","Electrophoresis","Information about Electrophoresis Techniques ","Detailed information  about Electrophoresis Techniques ",{"slug":303,"name":304,"description":305,"image":42,"body":306,"postCount":182},"pcr-techniques","PCR Techniques","Information about various types of Polymerase Chain Reaction Techniques ","More detailed information about various types of Polymerase Chain Reaction Techniques ",{"slug":308,"name":309,"description":310,"image":42,"body":42,"postCount":182},"bacteriophage","Bacteriophage","Description about Bacteriophage.",{"slug":312,"name":313,"description":314,"image":42,"body":42,"postCount":182},"malaria","Malaria","It is the collections of articles regarding malarial disease. ",{"slug":316,"name":317,"description":318,"image":42,"body":42,"postCount":182},"anaerobic-culture-techniques","Anaerobic Culture Techniques","Posts related with Anaerobic Culture Techniques.",{"slug":320,"name":321,"description":322,"image":42,"body":42,"postCount":323},"immunoassays","Immunoassays","You will get information about all the diagnostic tests that rely on the specific binding between an antigen and an antibody to detect or quantify a substance.",19,{"slug":325,"name":326,"description":327,"image":42,"body":42,"postCount":261},"biosafety-levels","Biosafety levels ","Articles related to Biosafety Levels",{"slug":329,"name":330,"description":331,"image":42,"body":42,"postCount":239},"environmental-factors","Environmental Factors ","In this case we are talking about growth requirements of microorganisms with deep dive in environmental factors that affect the growth. ",{"slug":333,"name":334,"description":335,"image":42,"body":42,"postCount":182},"pipette","Pipette","Posts related with Pipette. ",{"slug":337,"name":338,"description":339,"image":42,"body":42,"postCount":244},"bacteriology-mcqs","Bacteriology MCQs","This sections lists MCQs in Bacteriology.",{"slug":341,"name":342,"description":343,"image":42,"body":42,"postCount":344},"parasitology-mcqs","Parasitology MCQs","This section lists MCQs in Parasitology.",2,{"slug":346,"name":347,"description":348,"image":42,"body":42,"postCount":349},"virology-mcqs","Virology MCQs","This is the collections of Multiple Choice Questions in Virology.",4,{"slug":351,"name":352,"description":353,"image":42,"body":42,"postCount":239},"mcqs-in-microbiology","MCQs in Microbiology","This section lists the collections of Multiple Choice Questions in General Microbiology Topics. ",{"slug":355,"name":356,"description":357,"image":42,"body":42,"postCount":244},"immunology-mcqs","Immunology MCQs","In this section; we are posting collections of Multiple Choice Questions about Immunology. ",{"slug":359,"name":360,"description":361,"image":42,"body":42,"postCount":188},"microbial-curiosities","Microbial Curiosities","In this clusters, we are posting interesting and unique information about Microorganisms. ",{"slug":363,"name":364,"description":365,"image":42,"body":42,"postCount":270},"bacterial-culture-media","Bacterial Culture Media","Posts related to Bacterial Culture Media. ",{"slug":367,"name":368,"description":369,"image":42,"body":42,"postCount":182},"fungal-culture-media","Fungal Culture Media","Posts related to Fungal Culture Media.",{"slug":371,"name":372,"description":373,"image":42,"body":42,"postCount":239},"motility-test","Motility Test","This lists the procedure regarding various tests methods for bacterial motility.",{"slug":375,"name":376,"description":377,"image":42,"body":42,"postCount":279},"bacterial-enumeration","Bacterial enumeration","These posts are related to isolation and enumeration of bacteria. ",{"slug":379,"name":380,"description":381,"image":42,"body":42,"postCount":344},"gram-positive-coccobacillus","Gram-positive coccobacillus","List of Gram Positive Coccobacilli",{"slug":383,"name":384,"description":385,"image":42,"body":42,"postCount":349},"dimorphic-fungi","Dimorphic Fungi","This is about various dimorphic fungi. ",{"slug":387,"name":388,"description":389,"image":42,"body":42,"postCount":261},"bacterial-classification","Bacterial Classification","These posts are related with various approaches used for the classification of Bacteria. ",{"slug":391,"name":392,"description":393,"image":42,"body":42,"postCount":239},"immunofluorescence","Immunofluorescence ","Various Tests related to Immunofluorescence ",{"slug":395,"name":396,"description":397,"image":42,"body":42,"postCount":188},"antibody-mediated-immunity","Antibody-mediated Immunity","This clusters links the articles that are sharing insights about Antibody-mediated immunity. ",{"slug":399,"name":400,"description":401,"image":42,"body":42,"postCount":261},"hypersensitivity","Hypersensitivity","Articles related to Hypersensitivity.",{"slug":403,"name":404,"description":42,"image":42,"body":42,"postCount":405},"haemophilus","Haemophilus",3,{"slug":407,"name":408,"description":409,"image":42,"body":42,"postCount":349},"sexually-transmitted-infections-stis","Sexually transmitted infections (STIs)","This is the clusters of infections that are transmitted sexually. ",{"slug":411,"name":412,"description":413,"image":42,"body":42,"postCount":229},"adaptive-immunity","Adaptive Immunity","Blog posts related to B Cell Immunity and T Cell Immunity.",{"slug":415,"name":416,"description":417,"image":42,"body":42,"postCount":223},"fungal-diagnostics","Fungal Diagnostics","Various methods used for the Diagnosis of Fungal Infections. ",{"slug":419,"name":420,"description":421,"image":42,"body":42,"postCount":239},"laboratory-storage-and-preservation","Laboratory Storage and Preservation","Articles about Laboratory Storage of Antimicrobial Disk, Test organisms and Equipment used for this process. ",{"slug":423,"name":424,"description":425,"image":42,"body":426,"postCount":182},"laboratory-heating-equipment","Laboratory Heating Equipment","A guide to laboratory heating equipment, including hot plates, water baths, Bunsen burners, incubators, and dry baths, and how to choose the right one for each task.","Laboratory heating equipment covers the instruments that warm, melt, incubate, or sterilize samples and media in a microbiology laboratory. Each one delivers heat differently. \n\nA hot plate gives high, direct, dry heat; a water bath gives gentle, even, wet heat up to about 100°C; a Bunsen burner gives an open flame for rapid, very high heat; an incubator holds cultures at a steady temperature over hours or days; and a dry bath heats small tubes without water. Choosing the right one depends on the temperature you need, how precise it must be, and whether the sample can tolerate direct or open-flame heat.\n\nThe articles below cover each piece of heating equipment in detail, including its parts, working principle, uses, and the mistakes that most often go wrong at the bench.",{"slug":428,"name":429,"description":430,"image":42,"body":42,"postCount":244},"laboratory-glassware","Laboratory Glassware","Posts about Laboratory Glassware. ",{"slug":432,"name":433,"description":434,"image":42,"body":42,"postCount":182},"helminths","Helminths","In this section, we are covering properties, life cycle, pathogenesis and laboratory diagnosis of Helminths\u002FHelminthic infestations. ",{"slug":146,"name":436,"description":437,"image":42,"body":42,"postCount":182},"Protozoan Parasite","In this cluster, we are covering protozoan parasites. ",{"slug":439,"name":440,"description":441,"image":42,"body":42,"postCount":193},"tests-for-gram-positive-cocci","Biochemical Tests for Gram Positive Cocci","This is the lists of Biochemical Tests that are used for Gram Positive Cocci. ",{"slug":443,"name":444,"description":445,"image":42,"body":42,"postCount":279},"bacterial-staining-technique","Bacterial Staining Technique","Lists of various staining techniques that are used to stain bacteria. ",{"slug":447,"name":448,"description":449,"image":42,"body":42,"postCount":177},"enzyme-tests","Enzyme Tests","\u003Cp>Various Biochemical Test that are based on enzymatic activity of the microorganisms. \u003C\u002Fp>",{"slug":451,"name":452,"description":453,"image":42,"body":42,"postCount":234},"carbohydrate-utilization","Carbohydrate Utilization","\u003Cp>Various biochemical tests which are related to Carbohydrate fermentation or Utilization\u003C\u002Fp>",{"slug":455,"name":456,"description":457,"image":42,"body":42,"postCount":239},"susceptibility-based-id","Susceptibility-based ID","\u003Cp>These are susceptibility based identification test such as optochin sensitivity, bacitracin sensitivity etc. \u003C\u002Fp>",{"slug":459,"name":460,"description":461,"image":42,"body":42,"postCount":349},"microbial-metabolism","Microbial Metabolism","\u003Cp>Tests about Microbial Metabolism. \u003C\u002Fp>",{"slug":463,"name":464,"description":465,"image":42,"body":42,"postCount":244},"substrate-utilization","Substrate Utilization","\u003Cp>The test in which a non-sugar carbon\u002Fnitrogen source is used or degraded (citrate, malonate, decarboxylases, indole, PAD).\u003C\u002Fp>",{"slug":467,"name":468,"description":469,"image":42,"body":42,"postCount":405},"atypical-pneumonia","Atypical Pneumonia","\u003Cp>Organisms responsible for Atypical Pneumonia. \u003C\u002Fp>",{"slug":471,"name":472,"description":473,"image":42,"body":42,"postCount":239},"antigen","Antigen","\u003Cp>Various articles related to Antigens.\u003C\u002Fp>",{"slug":475,"name":476,"description":477,"image":42,"body":42,"postCount":261},"innate-immunity","Innate Immunity","\u003Cp>Articles related to Innate Immunity. \u003C\u002Fp>",{"slug":479,"name":480,"description":481,"image":42,"body":42,"postCount":349},"respiratory-tract-infection","Respiratory Tract Infection","\u003Cp>In this cluster, you can see various etiological agents that causes respiratory tract infection. \u003C\u002Fp>",{"slug":65,"name":483,"description":484,"image":42,"body":42,"postCount":239},"TORCH Infection","\u003Cp>In this section; you can find articles related with TOCH infection. \u003C\u002Fp>",{"slug":486,"name":487,"description":488,"image":42,"body":42,"postCount":261},"microbiology-for-beginners","Microbiology for Beginners","\u003Cp>These articles are very basic articles, which will share general concepts in Microbiology. \u003C\u002Fp>",{"slug":490,"name":491,"description":492,"image":42,"body":42,"postCount":182},"dna-replication","DNA Replication","\u003Cp>Articles related to DNA and Replication of DNA. \u003C\u002Fp>",{"slug":494,"name":495,"description":496,"image":42,"body":42,"postCount":261},"genetic-code","Genetic Code","\u003Cp>Articles related to Genetic Code.\u003C\u002Fp>",{"slug":498,"name":499,"description":500,"image":42,"body":42,"postCount":239},"molecular-technique","Molecular Technique","\u003Cp>Posts related to Molecular Techniques. \u003C\u002Fp>",{"slug":502,"name":503,"description":42,"image":42,"body":42,"postCount":193},"colorimetric-assay","Colorimetric Assay ",{"slug":505,"name":506,"description":507,"image":42,"body":42,"postCount":239},"pharmaceutical-microbiology","Pharmaceutical Microbiology","\u003Cp>Various articles related to Pharmaceutical Microbiology\u003C\u002Fp>",{"slug":509,"name":510,"description":42,"image":42,"body":42,"postCount":405},"blood-and-immune-cells","Blood and Immune Cells"]