天堂国产午夜亚洲专区-少妇人妻综合久久蜜臀-国产成人户外露出视频在线-国产91传媒一区二区三区

寒冷地區(qū)部隊指戰(zhàn)員精液質(zhì)量的調(diào)查

發(fā)布時間:2018-11-08 08:16
【摘要】:目的 探討在寒冷地區(qū)作業(yè)是否對精液質(zhì)量產(chǎn)生影響。方法 通過現(xiàn)況調(diào)查 ,采用分子水平實驗技術即單細胞凝膠電泳和染色質(zhì)結構分析與精液常規(guī)檢查相結合的方法 ,評估寒冷地區(qū)部隊指戰(zhàn)員精液質(zhì)量和精子亞臨床損傷。結果 寒冷地區(qū)作業(yè)人員精液常規(guī)化驗均在正常范圍 ,但單細胞凝膠電泳Ⅰ級彗星率高達 4.4% ,與對照組 ( 1.9% )比較差異有顯著性 ;精子染色質(zhì)結構分析中compαt增高 ,平均值為2 2 .2 6% ,兩種實驗結果均反映了精子DNA單雙鏈不同程度的損傷。結論長期工作在寒冷地區(qū)的人員可見精子DNA單雙鏈損傷增加 ,但不足以影響精液質(zhì)量。提示加強寒冷地區(qū)男性作業(yè)人員的生殖健康保健十分必要
[Abstract]:Objective to investigate whether working in cold area affects semen quality. Methods based on the investigation of current situation, single cell gel electrophoresis (SCGE), chromatin structure analysis and semen routine examination were used to evaluate semen quality and sperm subclinical injury of military officers and soldiers in cold area. Results the semen routine tests of workers in cold area were in normal range, but the comet rate of single cell gel electrophoresis 鈪,

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