Types of Blood Cells

Blood is one of the most important body fluids. It is a mixture of various components and each has a special and important role to play in the body. A problem in any of the components of the blood may result in serious medical conditions.   What does blood do to the body? It is […]

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Southern Blot : Principle, Protocol (steps) and Uses

Blotting is primarily used in molecular biology. It is used to identify proteins and nucleic acids for diagnostic purpose. Specifically, blotting is used for identifying biomolecules like DNA, mRNA, and protein during gene expression. DNA and RNA molecules need to undergo biochemistry analysis and they are separated using the blotting method. Picture : A helpful […]

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What is Oxidase Test ? Principle, Composition, Interpretation of Results

Oxidase test is a procedure used to determine the existence of cytochrome c oxidase enzyme. What the system does is it helps the movement of electrons between redox dye- tetramethyl-p-phenylene-diamine and the bacteria’ electron donors. It helps identify bacteria capable of producing cytochrome c oxidase; an enzyme present in the bacterial electron transport chain. It […]

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