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激素导致股骨头骨细胞损害的研究 被引量:19

Steroid-induced damage in the osteocytesof the femoral head:an experimental study
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摘要 作者观察大剂量肌注强的松龙后,兔的血脂、肝脏及股骨头骨细胞的变化。通过血总胆固醇、甘油三脂;股骨头及肝脏组织学及组织化学检查;股骨头骨细胞的电镜观察。发现大剂量使用激素6周后血脂明显升高,出现肝脏脂肪变性,股骨头骨细胞内出现脂滴,使细胞核受压,核固缩甚至核消失。说明大剂量使用激素引起脂质代谢紊乱而导致股骨头骨细胞损害。 Abstract A high dose of hydroprednisson was ad-ministered intramuscularly to rabbits,Serolog-ical tests(cholesterol and triglyceride),histol-ogy and histochemical studies in the liver andthe femoral head, and electron microscopic ex-amination in the femoral head were performedsix weeks after the treatment.Advanced hy-perlipidemia and a fatty liver were observed insix weeks. Lipid droplet were seen in the os-teocytes of the femoral head, which com-pressed the nucleus and nuclear pyknosis orabsent nucleus revealed these rabbits.Theseobservations demonstrate the damage in theosteocytes by a disturbance in lipidmetabolism caused by the administration oflarge dose of steroid,The mechanism of fat ac-cumlation in the osteocyte is discussed in the paper.
出处 《中华实验外科杂志》 CAS CSCD 北大核心 1994年第2期89-90,共2页 Chinese Journal of Experimental Surgery
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