END-CAPILLARY LOOPS IN THE HEART - EXPLANATION FOR DISCRETE MYOCARDIAL INFARCTIONS WITHOUT BORDER ZONES

被引:62
作者
OKUN, EM
FACTOR, SM
KIRK, ES
机构
[1] Department of Physiology, Albert Einstein College of Medicine, Bronx
关键词
D O I
10.1126/science.493960
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Separate perfusions of canine coronary arteries with colored silicone-rubber compound reveal that in the region where two microcirculations abut, capillaries derived from individual large vessels are discrete, with no interconnections. Terminal homologous capillaries form loops rather than anastomosing with heterologous capillaries. This anatomic arrangement may account for discrete myocardial infarctions without ischemic border zones. Copyright © 1979 AAAS.
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页码:565 / 567
页数:3
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