|The most popular method for purification of proteins and charged molecules is called Ion exchange chromatography. Conversely, in anion exchange chromatography, negatively charged molecules are attracted to a positively charged solid support. In cation exchange chromatography positively charged molecules are attracted to a negatively charged solid support.
Scholarly peer review is the process of subjecting an author's scholarly work, research, or ideas to the scrutiny of others who are experts in the same field, before a paper describing this work is published in a journal. The work may be accepted, considered acceptable with revisions, or rejected. Peer review requires a community of experts in a given (narrowly defined) field, who are qualified and able to perform reasonably impartial review.