Streptococcus

India Ink Preparation: Introduction, Principle, Test Requirements, Procedure, Result-Interpretation, Uses, Keynotes, and Negative Staining Footages

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India Ink Preparation: Introduction, Principle, Test Requirements, Procedure, Result-Interpretation, Uses and Keynotes

Introduction of India Ink Preparation Cryptococcal meningitis occurs in immunodeficient patients and when meningitis is clinically suspected, for example, patients with HIV/AIDS, or when yeast cells with lymphocytes are detected when performing Cerebrospinal fluid (CSF) cell count or examining Gram smear, examine India ink preparation …

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Blood Agar: Introduction, Composition, Principle, Preparation Requirements, Test Procedure, Result -Interpretation, Uses, Keynotes, and Blood Agar Footages

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Blood Agar- Introduction, Composition, Principle, Preparation Requirements, Test Procedure, Result -Interpretation, Uses, Keynotes and Blood Agar Footages

Introduction of Blood Agar Blood agar is an enriched medium for the cultivation of bacteria. Fastidious organisms, such as streptococci, do not grow well on ordinary growth media. It is a type of growth medium i.e. trypticase soy agar enriched with 5% sheep blood or blood agar base with 5-10 % sterile …

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Catalase Test: Introduction, Principle, Procedure, Result Interpretation, and Precautions

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Catalase Test- Introduction, Principle, Procedure, Result Interpretation and Precautions

Introduction of Catalase Test The catalase test is the most common in bacteriology and is commonly used to differentiate those bacteria that produce this enzyme, such as staphylococci, from non-catalase producing bacteria such as streptococci. It is two types depending on the testing methods and they …

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Bacteria-wise Antimicrobial Susceptibility Testing (AST): Introduction, List of Bacterial Panel, Antibiotics

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Bacteria wise Antimicrobial Susceptibility Testing (AST): Introduction, List of Bacterial Panel, Antibiotics

Introduction of Bacteria-wise Antimicrobial Susceptibility Testing (AST) All antimicrobial agents/ antibiotics are not applicable for all bacteria and for this reason, we should follow organism-wise antibiotics policy. As we know, antimicrobial resistance (AMR) is increasing day by day but no new antibiotic has not been …

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