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Journal Article Luteinizing Hormone Releasing Hormone (LHRH) in Pituitary Stalk Blood of Rhesus Monkeys: Relationship to Level of LH Release Get access J. D. NEILL, J. D. NEILL 1Department of Physiolo...

Perforation of the sigmoid colon in a 28-year-old woman during the 37th week of pregnancy is reported. There was almost complete replacement of the bowel wall by endometriotic tissue showing extensive...

Summary Although sexual abstinence has probably been the single most important factor in restricting human fertility, Western researchers have tended to regard it as a phenomenon mostly found outside ...

Plasma levels of progesterone were measured during the luteal phase in 10 of 15 women with clinical histories of at least three spontaneous abortions in the last three gestations, and in 15 healthy no...

A series of semi-structured qualitative interviews were undertaken with civil society stakeholders as part of this project. This project explored the role of trust and transparency within the context ...

An endometrial biopsy and a blood sample for progesterone determination obtained simultaneously in the midluteal phase of the cycles of 55 infertile women were compared for reliability for confirmatio...

The ovulation method of natural family planning is described in detail as taught in the ovulation method centers with an account of its development in Australia and the underlying philosophy. Hormonal...

A total of 30 to 50 per cent of premature labors occur without identifiable predisposing conditions. To evaluate the hormonal status of these pregnancies, serum progesterone (P) and estradiol (E2) wer...

Summary Many recent fertility studies in developing societies put forward the hypothesis of a negative relation between economic class and fertility. Data showing a positive relationship are frequentl...

From January 1, 1968 to May 31, 1973, 100 patients received first kidney transplants from sibling donors. All recipients have been followed for at least two years and several as long as 7.5 years. One...

Medroxyprogesterone acetate (MPA) was given once daily sc at 0.1-3,000 mg/kg/day for 3, 6, or 9 consecutive days during gestation days 7 to 15 to CD1 and A/J mice, and New Zealand (NZ) and Dutch Belte...

In a cohort of 50,282 pregnancies 19 children with cardiovascular defects were born to 1042 women who received female hormones during early pregnancy (18.2 per 1000). Among 49,240 children not exposed...

Clinical and experimental studies have suggested that intraperitoneal noxytiolin prevents adhesion formation. A reliable experimental animal model was therefore established and the effect of noxytioli...

Children whose mothers received prenatal progesterone have been shown to be advanced in development at one year and to have greater academic achievement at 9-10 years. This study compares the educatio...

Summary In 1968, a prospective study was started in collaboration with the Family Planning Association to try to provide a balanced view of the beneficial and harmful effects of different methods of c...

Since in utero exposure to diethylstilbestrol (DES) is known to cause abnormalities of the female genital tract later in life, exposed male offspring were located, surveyed by mail, and compared with ...

The plasma concentrations of oestrone, oestradiol-17β and progesterone, and the urinary excretion of oestrone, oestradiol-17β, oestriol and pregnanediol have been determined in normal Japanese and Bri...

Fifteen years have passed since our group first proposed the use of clomiphene citrate as an ovulation-inducing agent. Our 15-year experience with over 2,000 patients has not dampened our enthusiasm f...

Data from 25,958 consecutive UCLA deliveries were analyzed to determine the effect of prior abortions and premature births on current pregnancy outcome. Perinatal death rate, combining stillbirths and...

Progesterone, at five times normal 24 h endogenous production rates, was administered daily to 37 rats over Days 2 to 10, 11 to 17 or 2 to 21 of gestation: term is Day 23. Peanut oil, the vehicle, was...

Nine healthy fertile women were studied during 29 menstrual cycles. A cervical mucus grading system, assessed by the patient and used in conjunction with basal body temperature, was correlated with pl...

Serum progesterone was measured by competitive protein-binding assay in 331 cases of normal pregnancy ranging from 6 to 42 weeks. Serial estimations of serum progesterone were performed in nine cases ...

Androstenedione, testosterone, progesterone and human chorionic gonadotrophin (HCG) in plasma and total oestrogens, luteinizing hormone (LH) and HCG in urine were measured in five women during concept...

Multiple plasma-hormone concentrations were measured in sequential plasma-samples from six women with breast cancer and were compared to concentrations in six control women matched for age, years sinc...

In summary, the luteal phase defect is a deficiency of corpus luteum progesterone steroidogenesis, either in amount or duration, or both. The clinical manifestations include either primary infertility...

This study was designed to investigate the effect of varying concentrations of estradiol, administered to normal women, upon the gonadotropin response to synthetic gonadotropin-releasing hormone (GnRH...

Forty-eight uterine strips were excised from 24 New Zealand white rabbits and studied in vitro. Sixteen strips were examined when eight animals were 25 days pregnant, 24 strips when 12 animals were ab...

In an effort to diminish the incidence of multiple pregnancy, ovarian hyper-stimulation syndrome, and the excessive cost of human menopausal gonadotropin (HMG) administration, a sequence of Clomid-HMG...

Seven cases of polycystic ovarian disease were investigated by laparoscopy and endocrinologic tests after failure of ovarian resection to restore fertility. One case of bilateral and two cases of unil...

Of 159 pregnancies conceived after clomiphene therapy, 141 ended in childbirth, including seven sets of twins. There was a probable increase in the number of infants born with major malformations. The...

A personal series of 600 private patients using natural family planning techniques is presented. The total failure rate was 4.7 pregnancies per 100 woman-years. The advantages of this method over conv...

Enkephalin, a natural ligand for opiate receptors is composed of the pentapepides H-Tyr-Gly-Gly-Phe-Met-OH and H-Tyr-Gly-Gly-Phe-Leu-OH. The evidence is based on the determination of the amino acid se...

Sixty in-depth interviews with mothers living in a urban slum of Morocco probed resistances to practicing modern methods of fertility control and began to shed light on some of the reasons family plan...

RETURN TO ISSUEPREVNewsNEXTHormone may curb premature birthsCite this: Chem. Eng. News 1975, 53, 41, 4–5Publication Date (Print):October 13, 1975Publication History Published online7 November 2010Publ...

We conducted a double-blind study to determine the efficacy of 17alpha-hydroxyprogesterone caproate in preventing premature delivery in 43 high-risk patients. Premature delivery did not occur in 18 pa...

Progesterone metabolites and estriol were determined in urine and faeces collected daily from three pregnant women (33–37 weeks) before and during ampicillin administration (2 g/day orally). Two of th...

Epidemiologic studies, retrospective and prospective, were done on 1500 abortions collected from 1966-1972. No secular or seasonal variations were observed. From the analysis of the relative frequenci...

The ability of morphine to block ovulation in animals prompted investigation of the frequency and mechanisms of menstrual abnormalities in women addicted to narcotic analgesics. Menstrual histories ob...

Psychological data was obtained from 1009 couples located in 5 countries who were practicing the temperature-rhythm method of birth control. In the U.S., survey instruments were distributed to 160 cou...

Ingestion of a single tablet containing 2 mg micronized 17beta-estradiol (E-2) produced marked increases in the serum concentrations of E-2 and estrone (E-1) in 9 postmenopausal women. The rise in cir...

The plasma concentration of progesterone (P) has been measured by radioimmunoassay in maternal peripheral vein (M.P.V.) at early pregnancy and in M.P.V. umbilical artery (U.A.) and umbilical vein (U.V...

5alpha-Pregnane-3,20-dione and progesterone were isolated from a pregnancy plasma pool and were identified by using a combination of chromatographic techniques and mass spectrometry. Antibodies to pro...