The problem of albuminoid.
D000818:Animals; D002417:Cattle; D055598:Chemical Phenomena; D002621:Chemistry; D002623:Chemistry Techniques, Analytical; D002845:Chromatography; D003459:Crystallins; D005136:Eye Proteins; D066298:In Vitro Techniques; D007908:Lens, Crystalline
D003459:Crystallins; D005136:Eye Proteins