Introduction of Enterobacteriaceae The family Enterobacteriaceae was first proposed by Rahn in 1936 and it is a very large group…
Fig. Lactose Fermenter (LF)-Pink colony-Right side and Non-Lactose Fermenter (NLF)-pale or no color change-Left side Gram-Negative Bacteria on MacConkey agar…
Introduction of Haemophilus The genus Haemophilus is a pleomorphic Gram-negative coccobacilli fastidious bacteria and thus they do not grow on an ordinary medium like…
Introduction of Amoebic dysentery and Bacillary dysentery Amoebic dysentery or amoebiasis is an intestinal infection caused by a unicellular (protozoan)…
History and Introduction of Mueller-Hinton Agar (MHA) The name Mueller- Hinton agar(MHA) is from the surname of co-developers microbiologist John Howard Mueller…
Introduction of Chocolate agar Chocolate Agar short form is (CHOC). It is a non-selective, enriched growth medium that is the lysed…
Introduction of Blood Agar Blood agar is an enriched medium for the cultivation of bacteria. Fastidious organisms, such as streptococci, do not…
Introduction of Nutrient Agar Nutrient agar is a simple medium which uses to grow bacteria. It is devoid of indicators,…