Chocolate Agar

Chocolate Agar

Chocolate Agar Chocolate agar is essentially the same as blood agar except that during preparation the red blood cells are lysed when added to molten agar base. As a result, the cell lysis releases intracellular nutrients such as hemoglobin, hemin (“X” factor), and the coenzyme nicotinamide adenine dinucleotide (NAD or “V” factor) into the agar … Read more Chocolate Agar

Campylobacter Blood Agar (CVA)

Campylobacter Blood Agar (CVA)

Campylobacter Blood Agar (CVA) Campylobacter Blood Agar (CVA) is a selective medium used for the primary isolation of Campylobacter jejuni from stool specimens. Dekeyser et al. reported the isolation of Campylobacter jejuni from the feces of patients with diarrhea and acute gastroenteritis by using a filtration technique and a selective medium with antimicrobials to suppress the normal … Read more Campylobacter Blood Agar (CVA)

Columbia Agar with 5% Sheep Blood

Columbia Agar with 5% Sheep Blood

Columbia Agar with 5% Sheep Blood Columbia Agar with 5% Sheep blood is highly nutritious general purpose medium for the isolation and cultivation of the non-fastidious and fastidious microorganisms from various clinical specimens and non-clinical specimens of public health importance.  Columbia Blood Agar was first described in 1966 by Ellner et al who incorporated animal … Read more Columbia Agar with 5% Sheep Blood

Brain Heart Infusion (BHI) Agar

Brain Heart Infusion (BHI) Agar

Brain Heart Infusion (BHI) Agar In 1919, Rosenow devised an excellent medium for culturing streptococci by using a dextrose broth supplemented with brain tissue. Rosenow’s formulation was later modified by Hayden who found the addition of crushed marble resulted in favorable growth of dental pathogens. Our current formulation contains infusion from calf brain in place … Read more Brain Heart Infusion (BHI) Agar

Anaerobic Blood Agar

Anaerobic Blood Agar

Anaerobic Blood Agar Anaerobic Blood Agar is a solid media recommended for use in qualitative procedures for primary isolation and cultivation of anaerobic organisms, including fastidious strains. This medium was formulated by V.R. Dowell and T.M. Hawkins at the Centers for Disease Control and Prevention in Atlanta, Georgia. Anaerobic Blood Agar supports good growth and … Read more Anaerobic Blood Agar

Blood Agar- Composition, Principle, Preparation and Uses

Blood Agar- Composition, Principle, Preparation and Uses

Blood Agar is a general purpose enriched medium used to grow fastidious organisms and to differentiate bacteria based on their hemolytic properties. It is a highly nutritious medium generally used as a basal medium for preparing blood agar by supplementation with blood. It is typically Tryptic Soy Agar or Columbia Agar base with 5% Sheep blood. … Read more Blood Agar- Composition, Principle, Preparation and Uses