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Aspergillus niger

  Aspergillus niger Is  filamentous fungi that is found in mesophilic environments. It is not only a xerophilic fungi, but is also a thermotolerant organism, that produces colonies ...

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 ...

False urine dipstick results duo to strong oxidizing agent

  This patient had a Urinalysis, the dipstick results were as follow: Glucose – 100 mg/dL Bilirubin – neg Ketone – neg Specific Gravity – 1.010 Blood – ...

Erythrocytes and Granulocytes Functions

  Erythrocyte: Usually biconcave and circular outline, devoid of a nucleus. Number in man varies between 5 and 5.5 million per cubic mm of blood. Erythrocytes carry oxygen from ...

How to perform Manual Differential Count

  LAB OBJECTIVE To determine the relative number of each type of white cell present in the blood by performing differential cell counts on five relatively normal blood smears ...

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

 

Malachite green stain

Place the slide over a beaker of boiling water When there is condensation under the slide, flood with 5% solution of Malachite green stain 1min Wash in tap water Add 0.5% safranine ...

Serum Albumin

Albumin is the predominant plasma protein. It has no known enzymatic or hormonal activity, and accounts for approximately 50% of the protein found in human plasma. Its normal concentrations ...

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 ...
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