Coagulase Test

Staphylococcus aureus is known to produce coagulase, which can clot plama into gel in tube or agglutinate cocci in slide. This test is useful in differentiating S.aureus from other ...

The Co-operation between Fungi and bacteria

It makes sense that two organisms in the same niche should compete for space and resources. Far more interesting is the fact that sometimes fungi and bacteria will work together in ...

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 ...

Staphylococcus – Coagulase test

Coagulase is an enzyme that catalyzes the formation of a fibrin clot in plasma. Obvious clumping of the bacteria indicates the bacteria produces bound caogulase. Staphylococcus aureus ...

Staphylococcus aureus

– gram positive cocci – nonmotile – Catalase: positive – Oxidase: negative – facultative anaerobic – grape-like clusters under microscope – ...

Staphylococcus – Mannitol Salt Agar Plate

Mannitol salt agar (MSA) is a differential and selective media. It is selective because its high salt concentration (7.5 %) inhibits the growth of most bacteria. However, Staphylococcus ...
Colonies of Staphylococcus aureus on blood agar surrounded by wide zones of beta-hemolysis.

Colonies of Staphylococcus aureus on blood agar

Colonies of Staphylococcus aureus on blood agar surrounded by wide zones of beta-hemolysis.
Staphylococcus aureus on mannitol agar

Staphylococcus aureus on mannitol agar mannitol agar

 s.aureus is positve for fermenting mannitol note the complete changing in color of the agar compare with the other post of s. epidermidis.
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