This post was most recently updated on January 31st, 2020Clostridioides (formerly Clostridium) difficile causes life-threatening diarrhea. Clostridioides difficile infection (CDI) is a leading cause of hospital associated gastrointestinal illness. This infections mostly occur in people who […]
This post was most recently updated on December 10th, 2019Staphylococcus and Micrococcus both are Gram positive cocci (GPC). Both of these cocci are non-motile, non-sporing and Catalase Positive. Both of these organisms are normal flora of […]
This post was most recently updated on August 26th, 2019Neisseria gonorrhoeae and Neisseria meningitides are Gram negative diplococci (kidney bean-shaped) with flattened sides. They are characteristically found inside polymorphonuclear leucocytes. They are non-sporing, non-motile and […]
This post was most recently updated on April 28th, 2016Elek test is an in vitro immunoprecipitation (immunodiffusion) test to determine whether or not a strain of Corynebacterium diphtheriae is toxigenic. A test strip of filter […]
This post was most recently updated on August 26th, 2019All living cells can be classified as either prokaryotic or eukarytoic. Prokaryotic cells lack a nucleus and other membrane enclosed structures, whereas eukaryotic cells have such […]
This post was most recently updated on August 26th, 2019Popularly known as “flesh eating bacteria” , Streptococcus pyogenes is one of the pathogenic gram positive cocci. Streptococcus pyogenes, or Group A streptococcus (GAS) is mostly known […]
This post was most recently updated on August 26th, 2019Staphylococcus and Streptococcus are two most common pathogenic gram positive cocci of medical importance. They share some of the important properties. Common characteristics shared by of […]
This post was most recently updated on January 21st, 2020“Gram positive cocci in clusters” may suggest Staphyloccocus species. “Gram positive cocci in pairs and chains” may suggest Streptococcus species or Enterococcus species. “Gram positive diplococci” may […]
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