精子 DNA 碎片(DFI)是指精子在形成过程中受到有害因素,比如氧化应激、吸烟、高温、药物等影响,使精子 DNA 完整性被破坏而产生断裂的碎片。精子DNA碎片化程度是一个新的评价精液质量和预测生育能力的指标,精子的DNA损伤影响精子线粒体,导致精子活力下降,精子畸形率增高的原因之一。精子DNA碎片增加可能会导致妊娠率下降、流产率上升和复发性流产。那么,精子dna碎片率高怎么办?
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[ SQL ] SHOW COLUMNS FROM `bd_ecms_news` [ RunTime:0.004365s ]
[ SQL ] SELECT * FROM `bd_ecms_news` WHERE ( `newstext` LIKE '%人工授精%' OR `title` LIKE '%人工授精%' OR `keyboard` LIKE '%人工授精%' ) ORDER BY `id` DESC LIMIT 180,15 [ RunTime:0.000792s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `bd_ecms_news` WHERE ( `newstext` LIKE '%人工授精%' OR `title` LIKE '%人工授精%' OR `keyboard` LIKE '%人工授精%' ) [ RunTime:0.000312s ]
[ SQL ] SELECT * FROM `bd_ecms_news` WHERE `titleurl` LIKE '%sybkxs%' ORDER BY rand() , id DESC LIMIT 0,5 [ RunTime:0.031424s ]
[ SQL ] SHOW COLUMNS FROM `bd_ecms_juhe` [ RunTime:0.001808s ]
[ SQL ] SELECT * FROM `bd_ecms_juhe` WHERE `isgood` = 1 ORDER BY id ASC [ RunTime:0.000471s ]