Results 21 to 30 of about 2,210 (154)

卵泡液中神经营养因子4及卵丘细胞TrkB受体与卵子发育潜能的关系 [PDF]

open access: yes, 2021
目的探索人卵泡液中神经营养因子4(NT-4)及卵丘颗粒细胞中TrkB受体的表达与卵子发育潜能的关系。方法收集2020年5月至2020年11月在中山大学附属第六医院生殖中心,因男方因素行卵胞浆内单精子注射(ICSI)治疗的63例患者的卵泡液和卵丘颗粒细胞,用ELISA检测卵泡液中NT-4水平,实时荧光定量PCR检测卵丘颗粒细胞中TrkB受体两种不同亚型TrkB-fl和TrkB-t1的表达水平,分析与卵子成熟、受精和胚胎发育的关系。结果卵泡液中NT-4水平与正常受精数(rs=0.250, P=0.048 ...
何姝婧   +5 more
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低体质指数不利于不明原因原发不孕患者人工授精诱导排卵周期妊娠结局 [PDF]

open access: yes
目的探索女方体质指数(BMI)对不明原因原发不孕女性人工授精诱导排卵周期(OI-IUI)妊娠结局的影响。方法回顾性分析2016年1月至2022年12月于中山大学孙逸仙纪念医院生殖中心行OI-IUI助孕的不明原因原发不孕夫妻共764个周期的临床资料。按照女方患者BMI分为 3 组,低BMI组(消瘦,BMI<18.5 kg/m2)、正常BMI组(正常体质量,18.5 kg/m2≤BMI<23.0 kg/m2)、高BMI组(超重、肥胖,BMI≥23.0 kg/m2 ),比较各组间一般资料以及妊娠结局 ...
张清学   +4 more
core   +4 more sources

体外受精周期获卵不多于三枚胚胎移植策略 [PDF]

open access: yes, 2020
目的探讨体外受精(IVF)周期获卵≤3枚胚胎移植策略。方法回顾性分析2017年1月至2019年4月于中山大学附属第六医院生殖医学研究中心行IVF/ICSI助孕患者共1 600个周期,分为3组:1组:新鲜周期D3移植(615例),2组:复苏周期D3移植(525例),3组:复苏周期囊胚移植(460例),收集3组患者助孕资料,多因素回归分析比较3组间的生化妊娠、临床妊娠及活产情况。结果3组患者年龄、基础FSH、AMH无明显差别,t检验结果均P>0.05,即两组数据总体一般资料无差异。1组与2组相比 ...
方丛, 李婷婷, 王艳芳, 陈攀宇
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Research progress in the relationship between gut microbia and its metabolites and gestational diabetes mellitus [PDF]

open access: yes, 2023
The global incidence of gestational diabetes mellitus (GDM) continues to rise in recent years. Research has shown that GDM can increase the risk of adverse pregnancy outcomes in pregnant women and lead to malignant intergenerational circulation.
FANG Zichen   +5 more
core   +1 more source

Research Progress on Strontium Function in Foods [PDF]

open access: yes, 2023
Strontium is of great significance to human health and participates in various physiological functions and biochemical effects. It has great prospects in the development of health products and natural medicines. Strontium not only has a protective effect
HUANG Xulai, GAO Yanan, ZHANG Yangdong, WANG Jiaqi, ZHENG Nan
core   +1 more source

IVF/ICSI-ET妊娠周期中迟发性中重度OHSS的危险因素 [PDF]

open access: yes, 2021
目的在接受体外受精/胞浆内单精子注射-胚胎移植(IVF/ICSI-ET)治疗并取得妊娠的周期中,特别是在10~20个获卵数的“magic”范围内,确定迟发性中重度卵巢过度刺激综合征(OHSS)的危险因素。方法采用回顾性队列研究方法,对2017年12月至2018年12月在广州医科大学附属第三医院接受IVF或ICSI-ET的1 386例妊娠周期资料进行分析。对发生迟发性中重度OHSS的患者数据与其他妊娠周期数据进行对比,采用单因素方差分析和卡方检验计算两组的差异 ...
王慧慧, 邓颖, 马倩莹
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Pain management for medical abortion before 14 weeks’ gestation [PDF]

open access: yes, 2022
Background: Abortion is common worldwide and increasingly abortions are performed at less than 14 weeks’ gestation using medical methods, specifically using a combination of mifepristone and misoprostol. Medical abortion is known to be a painful process,
Reynolds-Wright, John J.   +3 more
core   +4 more sources

Multiple pregnancy with complete hydatidiform mole and coexisting normal fetus: systematic review and meta‐analysis of clinical outcomes from non‐randomized studies

open access: yesUltrasound in Obstetrics &Gynecology, Volume 67, Issue 3, Page 272-282, March 2026.
ABSTRACT Objective Complete hydatidiform mole and coexisting normal fetus (CHMCF) is a rare condition for which there is significant heterogeneity in diagnosis, counseling and management of complications. The objective of this study was to summarize the prevalence of clinical outcomes in reported cases of CHMCF.
N. Salmeri   +8 more
wiley   +1 more source

Ultrasound features in early pregnancy for predicting abnormal karyotype in first‐trimester miscarriage

open access: yesUltrasound in Obstetrics &Gynecology, Volume 67, Issue 3, Page 376-384, March 2026.
ABSTRACT Objective To investigate whether combining abnormal morphological features observed on ultrasound in live pregnancies that ended in a first‐trimester miscarriage can predict an abnormal karyotype. Methods This retrospective observational cohort study was conducted at the early‐pregnancy assessment unit at University College London Hospital ...
T. Setty   +5 more
wiley   +1 more source

HCG 日不同优势卵泡比例对 IVF/ICSI 妊娠结局的影响 [PDF]

open access: yes, 2019
【目的】为摸索适合不同方案最佳人绒毛膜促性腺激素注射日(HCG日)优势卵泡比例,探讨HCG日直径18mm以上卵泡不同比例在不同方案中对体外受精/单精子卵泡浆内显微注射-胚胎移植(IVF/ICSI-ET)结局的影响,为个体化确定HCG日提供依据。【方法】本研究回顾性分析2014年至2016年长方案IVF/ICSI共3064周期,拮抗剂方案IVF/ICSI共918周期临床资料。按照HCG日优势卵泡(直径≥18mm)的不同比例将患者在不同方案中均分成3组:低比例组:优势卵泡比例40 ...
张清学, 李予, 李轶, 林海燕
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