PJ-468 Lactotripeptide Ameliorates Vascular Endothelial Cell Function via Inhibition of Angiotensin II and Recruitment of Endothelial Progenitor Cells in Elderly Women(PJ079,Peripheral Circulation/Vascular Disease (Therapy) 2 (H),Poster Session (Japanese),The 73rd Annual Scientific Meeting of The Japanese Circulation Society)