Salmonella infection overview

Vibrio cholerae on T.C.B.S. Agar

Reactions in Kligler Iron Agar


Bacterial Meningitis causes related to age



Gram-negative bacilli ( coccobacillary morphology on nonselective agar) Predominantly diplococci Non-motile Strictly aerobic Catalase-positive Oxidase-negative Nitrate-negative Non-fermentative Citrate ...

Bile-Esculin test for Enterococcus species

Bile-esculin test is based on the ability of certain bacteria, notably the group D streptococci and Enterococcus species, to hydrolyze esculin in the presence of bile (4% bile salts ...

Streaking an agar slant with the loop


smear of acid fast staining


Haemophilus influenzae diagnosis using Satellite Test

  Haemophilus spp does not grow on 5% Sheep Blood Agar, which contains hemin (factor X) but lacks NAD (factor V). Haemophilus influenzae will grow in the hemolytic zone of ...

Haemophilus influenzae

  Haemophilus influenzae is a non-motile Gram-negative, coccobacillary, facultatively anaerobic bacterium, and it’s Oxidase and Catalase postive. It was mistakenly considered ...

Hanging drop preparation for bacteria motility study

  preparation using petroleum jelly to seal the cover glass to the slide.   Watch This Video

Streaking for Isolation of Bacterial Colonies on an Agar

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