At Institute of medical and biological problems (IMBP) of the Russian Academy of Sciences on December, 22nd 2011 a defence of the dissertation of our researcher Dmitriy A. Kulikov "The correction of functional and organic defects in a case of age involution of thymus, experimental diabetes mellitus, encopresis by transplantation of allogenic tissues" on Ph.D. scientific degree in medical sciences on a speciality 03.03.01"Physiology" has taken place. The defence has passed successfully, voting - unanimously. We congratulate the first research assistant in the History of our laboratory, defended in the laboratory his dissertation!