along with the development of the ahterosclerofic process in the aorta , in the myocardium there were noted changes in the endothelium of capillaries , a more intensive production of acid polysaccharides by fibroblasts , a progressing development of the collagenous stroma , a higher heterogeneity of the contractile myocardium , and grave impairment of the structure and functions of the mypcardial cells ( appearance of atrophying muscular cells with a decrease in the number of myofibrils ) long before the onset of morphological changes in the coronary arteries .
C0016030
fibroblasts
C0007634
cells