Reliable molecular biomarkers to predict fertility remain scarce.The current study investigated the potential of testis-specific circBOULE RNAs as biomarkers for male infertility and sperm quality.Using reverse transc...Reliable molecular biomarkers to predict fertility remain scarce.The current study investigated the potential of testis-specific circBOULE RNAs as biomarkers for male infertility and sperm quality.Using reverse transcription-PCR and real-time reverse transcription-PCR assays,we identified seven circular RNAs from the human BOULE gene in human sperm.We observed that the expression level of circEx3-6 was significantly reduced in asthenozoospermia,while the expression levels of both circEx2-6 and circEx2-7 were decreased in terato-zoospermia,compared with the controls.Furthermore,we demonstrated that the expression level of circEx2-6 was negatively correlated with the sperm DNA fragmentation index,and the expression level of circEx2-7 was correlated with both fertilization and cleavage rates in those treated with the assisted reproductive technologies.Further functional analyses in a transgenic fly model supported the roles of circBOULE RNAs in sperm development and human male fertility.Collectively,our findings support that sperm circBOULE RNAs may serve as diagnostic biomarkers for assessing sperm motility and DNA quality.Therefore,clinical application and significance of sperm circBOULE RNAs in the assisted reproductive technologies warrant further investigation.展开更多
目的探讨不同人乳头瘤病毒(HPV)感染亚型对不孕女性阴道微生态及辅助生殖(ART)助孕结局的影响。方法选取2020年1月至2022年3月期间于宝鸡市中心医院进行ART助孕的HPV阳性不孕女性190例,对所有患者均进行了HPV分型检查,根据患者感染HPV...目的探讨不同人乳头瘤病毒(HPV)感染亚型对不孕女性阴道微生态及辅助生殖(ART)助孕结局的影响。方法选取2020年1月至2022年3月期间于宝鸡市中心医院进行ART助孕的HPV阳性不孕女性190例,对所有患者均进行了HPV分型检查,根据患者感染HPV的不同亚型将其分为高危组(151例)与低危组(39例),选取同期进行ART助孕的HPV阴性不孕女性纳入对照组(95例)。检查患者阴道微生态情况及阴道病原菌感染情况,记录患者ART助孕结局(获卵数、可移植胚胎数及优质胚胎数)和妊娠结局(临床妊娠率、活产分娩率及流产率),并对各组数据进行统计分析。结果高危组、低危组、对照组的H 2 O 2阳性率比较差异无统计学意义(P>0.05);高危组、低危组、对照组的乳酸杆菌、唾液酸苷酶、白细胞酯酶的阳性率及阴道微生态失衡率比较差异均有统计学意义(χ^(2)值分别为7.604、9.086、6.825、8.502,P<0.05);高危组的乳酸杆菌、唾液酸苷酶、白细胞酯酶的阳性率及阴道微生态失衡率均明显高于对照组,经比较差异均有统计学意义(χ^(2)值分别为7.087、9.038、6.767、8.373,P<0.05)。高危组、低危组、对照组的外阴阴道假丝酵母菌病(VVC)、细菌性阴道病(BV)的感染率比较差异均无统计学意义(P>0.05),高危组、低危组、对照组的混合型阴道感染率比较差异有统计学意义(χ^(2)=15.258,P<0.05);高危组的混合型阴道感染率均明显高于低危组和对照组,经比较差异均有统计学意义(χ^(2)值分别为4.808、12.002,P<0.05)。高危组、低危组、对照组患者的获卵数、可移植胚胎数及优质胚胎数比较差异均无统计学意义(P>0.05)。高危组、低危组、对照组患者的临床妊娠率比较差异无统计学意义(P>0.05),三组的活产分娩率和流产率比较差异均有统计学意义(χ^(2)值分别为2.841、2.936,P<0.05);高危组的活产分娩率明显低于对照组,流产率明显高于对照组,经比较差异均有统计学意义(χ^(2)值分别为7.981、5.123,P<0.05)。结论不同HPV感染亚型对不孕患者阴道微生态情况、ART助孕结局、临床妊娠率及活产分娩率的影响较小,但高危HPV感染会增加不孕患者混合型阴道感染的风险。展开更多
基金supported by the National Natural Science Foundation of China(Grant Nos.31970792 and 31771652).
文摘Reliable molecular biomarkers to predict fertility remain scarce.The current study investigated the potential of testis-specific circBOULE RNAs as biomarkers for male infertility and sperm quality.Using reverse transcription-PCR and real-time reverse transcription-PCR assays,we identified seven circular RNAs from the human BOULE gene in human sperm.We observed that the expression level of circEx3-6 was significantly reduced in asthenozoospermia,while the expression levels of both circEx2-6 and circEx2-7 were decreased in terato-zoospermia,compared with the controls.Furthermore,we demonstrated that the expression level of circEx2-6 was negatively correlated with the sperm DNA fragmentation index,and the expression level of circEx2-7 was correlated with both fertilization and cleavage rates in those treated with the assisted reproductive technologies.Further functional analyses in a transgenic fly model supported the roles of circBOULE RNAs in sperm development and human male fertility.Collectively,our findings support that sperm circBOULE RNAs may serve as diagnostic biomarkers for assessing sperm motility and DNA quality.Therefore,clinical application and significance of sperm circBOULE RNAs in the assisted reproductive technologies warrant further investigation.
文摘目的探讨不同人乳头瘤病毒(HPV)感染亚型对不孕女性阴道微生态及辅助生殖(ART)助孕结局的影响。方法选取2020年1月至2022年3月期间于宝鸡市中心医院进行ART助孕的HPV阳性不孕女性190例,对所有患者均进行了HPV分型检查,根据患者感染HPV的不同亚型将其分为高危组(151例)与低危组(39例),选取同期进行ART助孕的HPV阴性不孕女性纳入对照组(95例)。检查患者阴道微生态情况及阴道病原菌感染情况,记录患者ART助孕结局(获卵数、可移植胚胎数及优质胚胎数)和妊娠结局(临床妊娠率、活产分娩率及流产率),并对各组数据进行统计分析。结果高危组、低危组、对照组的H 2 O 2阳性率比较差异无统计学意义(P>0.05);高危组、低危组、对照组的乳酸杆菌、唾液酸苷酶、白细胞酯酶的阳性率及阴道微生态失衡率比较差异均有统计学意义(χ^(2)值分别为7.604、9.086、6.825、8.502,P<0.05);高危组的乳酸杆菌、唾液酸苷酶、白细胞酯酶的阳性率及阴道微生态失衡率均明显高于对照组,经比较差异均有统计学意义(χ^(2)值分别为7.087、9.038、6.767、8.373,P<0.05)。高危组、低危组、对照组的外阴阴道假丝酵母菌病(VVC)、细菌性阴道病(BV)的感染率比较差异均无统计学意义(P>0.05),高危组、低危组、对照组的混合型阴道感染率比较差异有统计学意义(χ^(2)=15.258,P<0.05);高危组的混合型阴道感染率均明显高于低危组和对照组,经比较差异均有统计学意义(χ^(2)值分别为4.808、12.002,P<0.05)。高危组、低危组、对照组患者的获卵数、可移植胚胎数及优质胚胎数比较差异均无统计学意义(P>0.05)。高危组、低危组、对照组患者的临床妊娠率比较差异无统计学意义(P>0.05),三组的活产分娩率和流产率比较差异均有统计学意义(χ^(2)值分别为2.841、2.936,P<0.05);高危组的活产分娩率明显低于对照组,流产率明显高于对照组,经比较差异均有统计学意义(χ^(2)值分别为7.981、5.123,P<0.05)。结论不同HPV感染亚型对不孕患者阴道微生态情况、ART助孕结局、临床妊娠率及活产分娩率的影响较小,但高危HPV感染会增加不孕患者混合型阴道感染的风险。
