...Brigitte Hermelin; Jacques Picard Properties of two hydrolases: β -glucuronidase and N-acetyl- β -hexosaminidase were studied in lysosomal fractions of media-intima from arterial wall. These enzymatic activities change significantly with aging. In the arterial wall, the decrease in activities of β...

...A. Ruiz-Torres; J. Melón; F.J. Muñoz The process of aging results in an increase in collagen in arterial walls, but the blood levels of insulin-like growth factor 1 (IGF-1) decrease remarkably as adults age. There is an almost simultaneous increase in insulin secretion, particularly in obese...