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为探讨柯萨奇B组病毒感染与黑龙江省急型克山病的关系。本文用缺口平移法制备生物标记的柯萨奇B3病毒的cDNA探针与13例急型克山病尸检心肌组织及脑外伤、CO中毒等意外死亡的正常成人心肌组织10例,非病区7~8个月引产胎儿心肌组织10例的石腊切片进行原位杂交。结果13例急型克山病中有8例出现阳性杂交信号,即有柯萨奇B组病毒的RNA存在,阳性率达61.5%。对照组均为阴性,提示黑龙江省急型克山病有柯萨奇B组病毒感染,可能是急型克山病发病因素之一。
To investigate the relationship between Coxsackie virus B infection and acute Keshan disease in Heilongjiang Province. In this paper, a gap-translation method was used to prepare biomarkers of Coxsackie B3 virus cDNA probe and 13 cases of acute Keshan disease autopsy myocardial tissue and traumatic brain injury, CO poisoning and other accidental death in 10 cases of normal adult myocardial tissue, non-ward 7 10 cases of fetus myocardial tissue in 8 months after birth were paraffin section in situ hybridization. Results In 13 cases of acute Keshan disease, 8 cases showed positive hybridization signal, that is, Coxsackie B virus RNA existed, the positive rate was 61.5%. The control group were negative, suggesting that acute Keshan disease in Heilongjiang Province Coxsackie B virus infection may be one of the pathogenesis of acute Keshan disease.