Karyotype and Idiogram
Karyotype: The word ‘karyotype’ is derived from Greek word “kernel” which means content of nucleus. The term Karyotype is referred to a group of characteristics […]
Checkpoints and regulation of cell cycle
Checkpoints in cell cycle: As we know cells usually divide when they have doubled their content by volume, but actually the control of the process […]
Chromosome banding and painting
Chromosome banding technique: Study of chromosome number and structure by staining the dividing cells with certain dyes and then examining them under microscope for cytogenetic […]
Loa loa: Habitat, morphology, life cycle, pathogenesis, clinical manifestation, epidemiology, diagnosis, treatment, prevent and control
Loa loa filariasis Loa loa is a blood dwelling nematode that is parasitic in humans. The adult worm wanders through the subcutaneous tissue but is […]
Mycobacterium tuberculosis: mode of transmission, pathogenesis, clinical diseases, lab diagnosis and treatment
Mycobacteria The name mycobacterium is derived from the word “mold” meaning fungus like bacterium. Mycobacterium comprises acid-fast bacilli ie. Resistant to decolorization by weak mineral […]
Vibrio cholarae: Mode of transmission, pathogenesis, clinical disease, lab diagnosis, treatment and control
Vibrio spp The name ‘vibrio’ is derived from the characteristics vibratory mortility. Vibrio are Gram negative rigid, curved rods that are actively motile by means […]
Trichomonas vaginalis
Trichomonas vaginalis: morphology, life cycle, pathogenesis, clinical manifestation, lab diagnosis, treatment, prevention and control Trichomonas vaginalis causes trichomoniasis. The infection is transmitted sexually. T. vaginalis […]
Kligler iron agar (KIA): composition, preparation, uses and interpretation of result
Kligler Iron Agar (KIA) Kligler iron agar (KIA) is a differential slope medium used to assist in the identification of salmonella, Shigella and other energetic […]
Glycerol saline transport medium: composition, preparation and uses
Glycerol saline transport medium is used to preserve Salmonella and Shigella species and Escherichia coli in facial specimens. It is not suitable for Vibrio cholera, Campylobacterspecies […]
Glucose broth, glucose phosphate peptone water and Glycerol broth
1. Glucose (dextrose) broth: Glucose broth is an enriched fluid medium used to culture a variety of nutritionally demanding microorganism. It is used in the […]