5 methods to quantify proteins

5 methods to quantify proteins

The precise quantification of the proteins in a sample is essential for their study in an infinite number of research fields. While the quantification of a specific protein can be carried out using assays such as Western Blot or ELISA, by mass spectrometry (MS) or by...
Why is my Elisa test not working?

Why is my Elisa test not working?

ELISA is a highly sensitive technique, since it is based on antigen-antibody specifity to determine the presence and quantity of a metabolite or antibodies. As a precise technique, small variations may lead to erroneous results. This is why one very common question...
How to choose competent cells

How to choose competent cells

Competent cells are cells capable of absorbing endogenous DNA to introducing it into their interior. Once internalized, the DNA can recombine with its own genome, which is called horizontal transfer. Horizontal transfer is a mechanism of movement of genetic material...

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