#734125Rats in an experiment conducted at the National Food Research Institute. One of them, left, received a balanced ration, while the other, a diet with a reduced lysine content.Sign in or register,to downloadAdd to cartRemove from cartCategories: Health, Science & TechnologyLocation: Moscow, RussiaEvent date: 01.09.1973Date published: 03.08.2010Author: Lev IvanovSource: SputnikCredit: SputnikOriginal: J73-7738, 35 mm filmMedia: JPEG, 5096x3544px, 2.5Mbmedicineresearchrodenttail