Medical Microbiology

PREPARATION OF BACTERIAL SMEAR & HEAT FIXING

Bacterial smear is defined as a dehydrated or dried preparation of a bacterial suspension (cells) on a clean glass slide. The source of bacteria for the preparation or making of a smear can be from an agar slant, broth (liquid) culture and from a culture plate. A smear is simply a bacterial preparation made on […]

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MICROBIOTA (NORMAL MICROFLORA) OF LIVING ORGANISMS

Microbiota which can also be called normal microflora is the totality of microorganisms that are inherently present in a particular environment, body or location at every specific point of time. Mycoflora are fungal organisms that live in particular sites of the body without causing infection or disease. Microbiota goes into competition with pathogens on and

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STAINING TECHNIQUE

Staining is any microbiological process which increases the contrast of organisms when certain dyes or stains are applied to them prior to their examination under the microscope. It is generally the process of colouring specimens and microorganisms so that they can be easily observed and distinguished under the microscope. Staining in the microbiology laboratory is

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Buffered Charcoal Yeast Extract (BCYE) Agar

Buffered Charcoal Yeast Extract (BCYE) Agar is used for primary isolation and cultivation of Legionella pneumophila and other Legionella species from environmental samples and clinical specimens. BCYE Agar is an enriched medium for isolation and cultivation of Legionella species. Legionella species are aerobic, intracellular, Gram negative bacteria comprising more than 50 species and 70 serogroups that are

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PUBLIC HEALTH AND PARASITIC DISEASES

Public health is a branch of medical sciences that primarily deals with the surveillance, control, detection and prevention of the emergence and spread of infectious diseases in a defined human population. It involves the protection and improvement of the health of the general public. In clinical medicine, doctors and nurses practice their profession by looking

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INTRODUCTION TO BACTERIOLOGY LAB

Bacteriology is simply defined as the scientific study of bacteria. Pathogenic bacteriology thus, is the scientific study of bacteria that cause diseases in man. This unit which is one of the most important units of the clinical microbiology laboratory handles different types of patient’s specimens, with the sole aim of growing and isolating pathogenic bacteria

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Hand Washing: when and how to wash your hands

Hand washing is one of the best ways to protect yourself and your family from getting sick. Learn when and how you should wash your hands to stay healthy. Wash Your Hands Often to Stay Healthy You can help yourself and your loved ones stay healthy by washing your hands often, especially during these key

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Epidemiology, Medical Microbiology, Public Health & Parasitic Diseases (Parasitology), , ,

MEDICAL MYCOLOGY – overview of fungal infections

The study of pathogenic fungi (i.e. fungal organisms that are of medical importance) is known as medical mycology. Pathogenic fungi are fungal organisms that cause disease in humans. Human mycoses may include infections of the outer skin layer, infections of the underlying tissues of the skin, systemic infections, and deep-seated infections or invasive mycoses. Other

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Introduction to Mycology

What is mycology? Mycology is simply defined as the study of fungi. Fungi (singular: fungus) are eukaryotic and heterotrophic microorganisms that do not contain chlorophyll but obtains its nutrient through the absorption of food and/or nutrients in its environment. The study of fungi actually began in the early 1830’s following the serendipitous discovery of fungi

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