Introduction of Citrobacter koseri Citrobacter koseri is previously known as Citrobacter diversus. It is a facultative anaerobe of 1.0 × 2.0–6.0 μm in…
Introduction of Biochemical Test of Gram-Negative Bacteria Gram-negative bacteria are the most common etiological agents which are responsible for bacterial…
Introduction of Citrobacter freundii Citrobacter freundii is a member of the family, Enterobacteriaceae and it is a Gram-negative bacillus, non-sporing,…
Introduction of Gram-Negative Bacilli (GNB) Bacteria ‘Gram Positive Negative (GNB)‘ is also called Gram Negative Rods (GNR) bacteria which take…
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…