Major Histocompatibility Complex (MHC) is a tightly linked cluster of genes present in every mammalian species. The MHC is referred to as the HLA complex in humans and the H-2 complex in mice. Roles: Development of […]
The substance that induce a specific immune response and subsequently react with the products of a specific immune response is called antigen (it is more appropriately called as immunogen). In the case of infectious diseases, the […]
The target readers of this blog post are general people (people who do not have health science background) who want to get basic information about “Blood Culture” as they or their relatives have recently been […]
The complement system is a part of the immune system, consists of a series of proteins that interact with one another in a highly regulated manner, in order to eliminate pathogens. It helps antibodies and […]
Cell culture refers to the process by which cells are grown in a controlled artificial environment. Cells can be maintained in vitro outside of their original body by this process which is quite simple compared […]
Spread plate technique is a method employed to plate a liquid sample for the purpose of isolating or counting the bacteria present in that sample. A perfect spread plate technique will results visible and isolated colonies of bacteria […]
Most Probable Number (MPN) is a method used to estimate the concentration of viable microorganisms in a sample by means of replicate liquid broth growth in ten-fold dilutions. It is commonly used in estimating microbial […]
Antibiotics are the main therapeutic tools to treat various bacterial infections. But today, more and more antibiotics are becoming less effective. It is because of the antibiotic resistance developed by bacteria due to the use […]
Generally, when people (either general public or a physician or laboratory personnel) listen/read the term “antibiotic resistance” they think that, a bacterium which was previously sensitive to a particular antibacterial agent has now developed resistance […]
The term “blotting” refers to the transfer of biological samples from a gel to a membrane and their subsequent detection on the surface of the membrane. Southern blot is used for transferring DNA, Northern blot […]
World Health Organization (WHO) today published its first ever list of antibiotic-resistant “priority pathogens” – a catalogue of 12 families of bacteria that pose the greatest threat to human health. According to WHO, the list […]
Streptococcus pneumoniae is one of the most common causes of community-acquired pneumonia (CAP). Pneumococcal pneumonia has a mortality rate of > 30%, depending on bacteremia, age and underlying diseases. When not properly diagnosed and treated, S. […]
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