title: [Leu-enkephalin levels in the blood of patients with ischemic heart disease].
abstract: A total of 32 CHD patients with angina pectoris of effort, functional class I-IV, aged 46 to 68 were examined. Eight patients with cervical osteochondrosis of the same age were controls. In CHD patients with angina pectoris, functional class I-II, the content of leu-enkephalin in the blood plasma did not differ from that in the control group whereas in patients with angina pectoris, functional class II-IV, it was lowered by 42%. In CHD patients aged 46 to 55 the level of leu-enkephalin in the blood plasma was raised, in the group of patients aged 55 to 68 it was considerably lowered.
mesh_terms: D000367:Age Factors; D000368:Aged; D000787:Angina Pectoris / Q000097:blood; D002311:Cardiomyopathy, Dilated / Q000097:blood; D002908:Chronic Disease; D003327:Coronary Disease / Q000097:blood*; D004743:Enkephalin, Leucine / Q000097:blood* / Q000172:deficiency; D006801:Humans; D008875:Middle Aged
chemical_list: D004743:Enkephalin, Leucine
vernacular_title: Soderzhanie leĭ-enkefalina v krovi bol'nykh ishemicheskoĭ bolezn'iu serdtsa.