title: Epimerization of trans-4-hydroxy-L-proline to cis-4-hydroxy-D-proline during acid hydrolysis of collagen.
mesh_terms: D000818:Animals; D002852:Chromatography, Ion Exchange; D003094:Collagen; D006358:Hot Temperature; D006851:Hydrochloric Acid; D006868:Hydrolysis; D006909:Hydroxyproline; D007536:Isomerism; D009904:Optical Rotation; D051381:Rats; D012867:Skin; D013237:Stereoisomerism; D013997:Time Factors; D014867:Water
chemical_list: D014867:Water; D003094:Collagen; D006851:Hydrochloric Acid; D006909:Hydroxyproline