colony of Rhodotorula Rubra

Morphologic Features of Yeast Colonies

Yeast will grow on bacteriological media (sheep blood agar and chocolate agar). They may appear as small, creamy or white colonies that are somewhat more raised than staphylococcal ...
Haemophilus influenzae Satellitism Test

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 gram stain - pink pleomorphic rods

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 ...
Chocolate agar

Chocolate agar (CHOC) or chocolate blood agar (CBA)

Chocolate agar is a non-selective, enriched growth medium. It is a variant of the blood agar plate, containing red blood cells that have been lysed by slowly heating to 80 °C. Chocolate ...
Haemophilus influenzae

Haemophilus influenzae

– GRAM-NEGATIVE RODS – NON-MOTILE – NON-SPOREFORMING – CATALASE: POSITIVE – OXIDASE : POSITIVE – FACULTATIVE ANAEROBIC BASIC TESTS FOR IDENTIFICATION: requirement ...
Culture media for the isolation of pathogenic Bacteria

Culture media for the isolation of pathogenic Bacteria

Haemophilus influenzae on Chocolate Agar

GRAM-NEGATIVE RODS of Haemophilus influenzae

GRAM-NEGATIVE RODS NONMOTILE NONSPOREFORMING CATALASE: POSITIVE OXIDASE: NEGATIVE FACULTATIVELY ANAEROBIC requirement of X+V factor in cultivation media X = hematin V = nicotinamide ...
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