{"id":21263,"date":"2020-06-22T04:43:16","date_gmt":"2020-06-22T04:43:16","guid":{"rendered":"https:\/\/www.healthbenefitstimes.com\/glossary\/?p=21263"},"modified":"2020-08-14T07:29:26","modified_gmt":"2020-08-14T07:29:26","slug":"affinity-chromatography","status":"publish","type":"post","link":"https:\/\/www.healthbenefitstimes.com\/glossary\/affinity-chromatography\/","title":{"rendered":"Affinity chromatography"},"content":{"rendered":"<p>In affinity chromatography, a ligand attached to a column binds specifically to the molecule to be purified.<\/p>\n<hr \/>\n<p>A method of separating a mixture of proteins or nucleic acids (molecules) by specific interactions of those molecules with a component known as a ligand, which is immobilized on a support. If a solution of, say, a mixture of proteins is passed over (through) the column, one of the proteins binds to the ligand on the basis of specificity and high affinity (they fit together like a lock and key). The other proteins in the solution wash through the column because they were not able to bind to the ligand. Once the column is devoid of the other proteins, an appropriate wash solution is passed through the column, which causes the protein\/ligand complex to dissociate. The protein is collected in a highly purified form.<\/p>\n<hr \/>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In affinity chromatography, a ligand attached to a column binds specifically to the molecule to be purified. A method of separating a mixture of proteins or nucleic acids (molecules) by specific interactions of those molecules with a component known as a ligand, which is immobilized on a support. If a solution of, say, a mixture [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-21263","post","type-post","status-publish","format-standard","hentry","category-a"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Affinity chromatography - Definition of Affinity chromatography<\/title>\n<meta name=\"description\" content=\"In affinity chromatography, a ligand attached to a column binds specifically to the molecule to be purified.A method of separating a mixture of proteins or nucleic acids (molecules) by specific interactions of those molecules with a component known as a ligand, which is immobilized on a support. 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