the amount of types iv and v collagen isolated remained constant in both the control and arteriovenous shunt hearts averaging 15.7 mg type iv/g collagen and 32.1 mg type v/g collagen in control hearts and 12.5 mg type iv/g collagen and 28.9 mg type v/g collagen in hypertrophied hearts .
C0009325
collagen
C0009333
type iv