早期妊娠

对156名正常早期妊娠人工流产术前及术后1、2、3周进行了血hCG测定与临床观察。

Blood level of human chorionic gonadotropin ( hCG ) was determined one , two , and three weeks after surgical evacuation of normal first trimester pregnancy in 156 women .

关于早期妊娠的统计数据是…

Well , the statistics for the first trimester are ...

结论HBV可感染早期妊娠绒毛细胞；

Conclusions HBV may infect villous cells in first-trimester pregnancy .

TIMP1和TIMP2呈相反的变化规律，在早期妊娠胎儿皮肤中表达水平较低，而在晚期妊娠胎儿皮肤中这两种蛋白阳性细胞率增大，显著高于早期妊娠胎儿（P均<0.05）。

On the contrary , protein expression levels of TIMP-1 and TIMP-2 were apparently lower in earlier versus later gestational skin ( both P < 0.05 ) .

OT对小鼠胚胎早期妊娠的影响

Effect of Oxytocin ( ot ) on Mice Early - pregnancy

结论：在终止早期妊娠的负压吸引术前口服或阴道放置米索前列醇400μg，均能有效扩张宫颈。

Conclusion : Oral misoprostol 400 microgram and vaginal misoprostol 400 microgram were similarly effective for cervical dilatation in the early pregnancy interruption .

ERβ/p-ERβ在小鼠发情周期和早期妊娠卵巢中表达与分布的研究

A Study on ER β / p-ER β Expression and Distribution in Mouse Ovaries during Oestrous Cycle and Early Gestational Period

应用免疫组化法结合计算机图像分析检测（ICE、Fas）在人早期妊娠绒毛组织中的表达以及米非司酮的影响。

ICE and Fas expression in early pregnant villi and its changes following mifepristone ad-ministration were detected by immunohistochemical method and image analysis .

关于IVF-ET后早期妊娠出血的相关性研究

About IVF-ET after the Early Pregnancy Bleeding Associated Study

PPARδ在大鼠和小鼠早期妊娠子宫中的表达与调节

Expression and Regulation of PPAR δ Gene in Rat and Mouse Uterus During Early Pregnancy

早期妊娠兔子宫液WGA和PNA结合糖蛋白的变化

Variation of WGA and PNA binding glycoproteins in early pregnant rabbit uterine fluid

HSP（70）在早期妊娠大鼠子宫中的表达及己烯雌酚的诱导作用

Expression of HSP_ ( 70 ) in early pregnant rat uteri and effect of diethylstilbestrol on its synthesis

正常早期妊娠经阴道超声及腹部超声的显示率与HCG水平的相关分析腹部灰阶超声检查程序及诊断思维

The analysis of the relationship between the diagnosis rate of transvaginal ultrasound and abdominal ultrasound for normal early pregnancy and serum hCG

研究川楝素抗昆明小鼠早期妊娠作用。取体重22±2g雌鼠，超数排卵后当晚与公鼠交配。

Virgin female mice weighing 22 ± 2g were superovulated , and then mated with male mice .

TCDD的早期妊娠毒性及其机理研究

Studies of TCDD Toxicity on Early Pregnancy Mouse Embryo and Mechnisms

体外受精和胚胎移植术后合并重度OHSS伴早期妊娠的观察及护理17例

17 nursing cases and observation of IVF-ET combined with severe OHSS and early pregnancy

早期妊娠时作超声检查测量NT已成为筛查胎儿畸形的一个新指标。

If her fetal 's is abnormity , Measuring NT by ultrasound in the early pregnancy is a new index in screening the abnormity of fetus .

目的观察mifepristone与aminoguanidine联合应用是否能有效终止恒河猴早期妊娠。

Objective To test whether mifepristone and aminoguanidine are effective in ending pregnancy during early gestation in rhesus monkey .

并确定了用PMSG制剂对母猪进行早期妊娠诊断时的判定标准。

The judgement standards for early diagnosis of pregnancy in sows with the PMSG preparation were established .

将β-HCG与羧化聚苯乙烯胶乳共价结合，由此制得的β-HCG胶乳比一般的HCG胶乳在早期妊娠诊断方面有更高的敏感性和特异性。

The sensitivity and specificity of the β - HCG latex were found to be better than those of the ordinary HCG latex in the early pregnancy diagnosis .

【方法】选择门诊ASAⅠ级早期妊娠需人工流产者60例，随机分成三组，每组20例。

【 Methods 】 Sixty early pregnancy outpatients , ASA ⅰ, undergoing elective artificial abortion operation , were randomly allocated into three groups , 20 patients each .

目的探讨孕酮（P）在人正常早期妊娠及自然流产中，对外周血单个核细胞（PBMC）产生IFN-γ、IL-4的作用及意义。

Objective To explore the effect and significance of progesterone in stimulating peripheral blood mononuclear cells ( PBMC ) to produce IFN - γ and IL-4 during normal early pregnancy and spontaneous abortion .

结果：正常早期妊娠绒毛细胞滋养细胞增殖指数为268.7±6.7/500，且见细胞浆阳性现象，合体滋养细胞末见PCNA阳性着色；

Results : In early pregnant chorionic villi , proliferating index of cytotrophoblasts was 268.7 ± 7.6 / 500 , not only nucleus but cytoplasma were PCNA positive staining , syncytiotrophoblasts was negative .

结论生殖道及妊娠组织的UU，CT感染并不增加早期妊娠丢失，宫颈管UU，CT的存在不是导致宫内胚胎感染的决定因素。

Conclusion Female genital tract and pregnant tissue infected by UU and CT dose not increase early pregnant lose . Detection of UU and CT in cervical canal is not the decisive factor causing embryo infection in utero .

16,16二甲基Δ~2前列腺素E1甲基酯阴道栓剂（代号ONO802）用于终止早、中期妊娠共117例，76例早期妊娠的流产有效率为77.6%，完全流产率为50%；

A prostaglandin analogue 16 , 16-dimethyl trans - △ ~ 2-PGE_1 methyl ester pessary ( ONO-802 ) was used for the termination of the first and second trimester pregnancies in 117 cases .

方法对25名早期妊娠、31名中期妊娠、36名晚期妊娠女性和30名健康未孕女性进行SCL90、SAS、CESD量表评定，并加以统计分析。

Methods 25,31 and 36 women respectively in early , middle and late pregnancy and 30 healthy non-pregnant women were evaluated with SCL-90 , SAS , CES-D.

结论：人早孕期外周CD4+CD25+调节性T细胞比例下降及CD28分子表达水平上升可能与早期妊娠失败有关。

Conclusion : The down-regulation of CD4 + CD25 + regulatory T cells population and the up-regulation of CD28 + population in human early pregnancy leads to the early abortion .

测定早期妊娠母牛（5、10、20、60d）血清中P4水平，证明双胎牛均高于单胎牛。

Average levels of P 4 in twin pregnancy cows on 5,10,20 and 60 d after pregnancy were higher than those of single pregnancy cows .

本文利用免疫组织化学方法（PAP）和ELISA法对400名早期妊娠胚胎绒毛组织进行人巨细胞病毒（HCMV）先天性感染和孕妇活动性HCMV抗体检测。

Using peroxidase antiperoxidase and ELISA , congenital human cytomegalovirus ( HCMV ) in embryonic villi and the specific antibodies ( IgM and IgA ) in early pregnant women 's serum were tested in 400 cases .

用该制剂对母猪进行早期妊娠诊断的最佳时间是配种后14d～17d。

The optimum time for the use of the preparation for early pregnancy diagnosis was shown to be 14 ~ 17 days after mating .