What is Paper Chromatography – How does it work, procedure, applications, examples

What is Paper Chromatography ? There are different types of chromatography and one of them is paper chromatography. The entire procedure requires the use of a specialized paper, specifically, a cellulose filter paper that serves as a stationary phase where the separation of compounds happens. In other words, paper chromatography is a method that makes […]

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Radioimmunoassay – Applications, Principle, Procedure (Video), Vs ELISA

The immune system is the body’s defense against diseases. It can detect foreign body and other harmful substances and once detected would do the necessary response to remove them from the bloodstream. The immune system releases antigens, a substance that activates the body’s white blood cells or the army cells, which will then produce proteins/antibodies […]

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ONPG Test (for β-galactosidase) – How to do (Principle), Results Interpretation and Uses

There are different types of bacteria and each has different abilities and reactions to certain organisms. The lactose-fermenting ability of bacteria’s ability primarily depends on the enzyme’s permease and beta-galactosidase. What permease does is it enables lactose to get through the cell wall of the microorganism and allowing beta-galactosidase to break it down into galactose […]

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