Microbiology Centre: November 2014

Microbiology Centre

Tuesday, November 4, 2014

Actinomycetes
Bifidobactrium (true and false branching)

Posted by Dr Tanmay Mehta at 5:23 AM No comments:

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Safety pin appearance (Bipolar staining)

yersinia pestis Vibrio parahemolyticus Burkholderia mallei Burkholderia pseduomallei Klebsiella granulomatis
What is Relief staining ?

negative staining is also known as relief staining background staining principle : acidic dyes like india ink , nigrosin , eosin are ne...
Genes for PRP Capsule OF H influenzae

H. Influenzae Type a,c,d,e,f : single copy of cap genes Type b : duplication of cap B genes - more capsule - more virulence - Less adhesio...
Examples of acid fast structures

M.Tb , M.leprae , atypical mycobacteria clubs formed by Nocardia bacterial endosopores (clostridium , Bacillus) Brucella abortus in i...
Bacterial growth curve

end of lag phase : max cell size log phase : uniform staining stationary phase : variable/irregular staining , spores , granules , exotox...
emerging viral infections

Ebola nipah hanta HIV DHF WEST NILE rift valley BSE