Search Results
Results 201 - 250 of 1118
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Baraté P P International Centre for Reproductive Health (ICRH), Department of Obstetrics and Gynaecology, Ghent University, - - 2010
More than two decades after the launch of the Safe Motherhood Initiative (Nairobi 1987) , maternal health in many developing countries has shown little or no improvement. Year after year, more than half a million mothers continue to die in silence. The specificities of the complex cross-cutting issue only partly ...
Corson Lin L Division of Pulmonary, Allergy and Critical Care Medicine, Department of Medicine, Columbia University College of Physicians and Surgeons, New York, New York 10032, USA. - - 2010
Multiple studies have suggested that prenatal exposure to either allergens or air pollution may increase the risk for the development of allergic immune responses in young offspring. However, the effects of prenatal environmental exposures on adult offspring have not been well-studied. We hypothesized that combined prenatal exposure to Aspergillus fumigatus ...
Yoshida Takashi T Tsukuba Primate Research Center, National Institute of Biomedical Innovation, Tsukuba, Ibaraki, - - 2010
We studied two mating systems for a large-scale breeding colony of cynomolgus monkeys: (i) a 3-day timed system that keeps one female and one male together in a cage for 3 days beginning 11 days after menstruation, and (ii) a 7-day timed system beginning 9 days after menstruation. Regardless of ...
Mitsunaga Fusako F Department of Cellular and Molecular Biology, Primate Research Institute, Kyoto University, Inuyama, Aichi, - - 2010
Non-invasive fetal sex determination is required for biomedical studies, in which some sexual difference would be expected in fetal events, in order to make a choice of male or female fetus. To detect male fetal DNA of the sex-determining region Y gene (SRY) in maternal macaque plasma, nested real-time PCR ...
Clay A Moss - - 2010
Despite the importance of the western white-bearded wildebeest (Connochaetes taurinus mearnsi) to the Serengeti-Mara ecosystem, surprisingly little is known about the reproductive physiology of this keystone species. A longitudinal, non-invasive endocrine study was conducted on female wildebeest captured from the Serengeti-Mara migration and maintained for approximately 16 months in large ...
Lemos M F L - - 2010
Endocrine Disruptor Compounds (EDCs) have been largely studied concerning their effects on vertebrates. Nevertheless, invertebrates as targets for these chemicals have been neglected and few studies are available. Specifically for edaphic invertebrates, data concerning the effects of EDCs is residual. Influences of EDCs on the reproduction systems of these organisms, ...
Mull Christopher G - - 2010
This study characterizes the seasonal reproductive cycle of female round stingrays (Urobatis halleri) in an open coastal site at Seal Beach, CA and a protected estuary at the Seal Beach National Wildlife Refuge (SBNWR). Female round stingrays were sampled from August 2004 to July 2006, and assessed for reproductive parameters ...
Pucheu-Haston Cherie M - - 2009
The T-helper 2 (T(H)2) bias associated with pregnancy may predispose the pregnant mother to the development or exacerbation of allergic disease. To determine the effects of pregnancy on pre-existing maternal sensitization, we sensitized BALB/c mice before breeding by two intratracheal aspiration (IA) exposures to the fungal allergen, Metarhizium anisopliae crude ...
Lilley Thomas - - 2010
The steroid environment encountered by a foetus can strongly affect its post-natal physiology and behaviour. It has been proposed that steroid concentrations experienced in utero could be estimated from adults by measuring their second-to-fourth digit length ratio (2D:4D). However, there is still little direct evidence that intra-uterine steroid levels affect ...
Jensen Jeffrey T JT Department of Obstetrics and Gynecology, Oregon Health and Science University, Portland, OR 97239, USA. - - 2010
The study was conducted to determine whether a phosphodiesterase (PDE) 3 inhibitor has potential as a novel contraceptive in primates. Regularly cycling adult female cynomolgus macaques of proven fertility (n=16) were treated for 7 months with placebo (controls) or the PDE3 inhibitor ORG 9935 as a daily food treat (150 ...
Melamed Nir - - 2009
OBJECTIVE: To estimate the association between fetal sex and pregnancy outcome in dichorionic twin pregnancies and the effect of male and female fetuses on their opposite-sex co-twin. METHODS: This was a retrospective study of all dichorionic twin pregnancies at a tertiary hospital from 1995 to 2006. Pregnancies were classified into ...
Chaouat Gérard - - 2009
This paper reports a summary of our comparative analysis of the uterine expression of interleukin-23 (IL-23), IL-27 and TWEAK in the CBA/J femalexDBA/2 male mouse mating combination, a model of immune-mediated early pregnancy loss. Compared with the MHC-identical CBA/JxBALB/c mating combination, which yields successful pregnancies, immunohistochemistry and qPCR in uterine ...
Mitrano Presciliana - - 2010
The objective of this study is to evaluate pregnancy's action on glycosaminoglycans (GAGs) profile in bladder and urethra of female adult rats. Twenty adult female rats were divided into four groups: control, day 10 pregnancy, day 20 pregnancy, and day 5 after delivery. Sulfated GAGs content were determined by densitometry. ...
Silva Erick J R - - 2009
The present study was conducted to evaluate the effects of the administration of a hydroalcohol extract of Calendula officinalis L. flowers (HAE) on the reproductive function of Wistar rats. Four groups of adult male rats were treated orally with HAE at doses of 0, 0.25, 0.5 and 1.0 g/kg for ...
Kawaguchi Hiroaki - - 2009
The aim of this study was to investigate the effect of exposure period and dose of diethylstilbestrol (DES), which has strong estrogenic activity, on pregnancy in rats. All rats with observed vaginal plugs or sperm in vaginal smear tests after mating were divided into 3 groups: those fed a normal ...
Petry Clive J CJ Department of Paediatrics, University of Cambridge, Cambridge, U.K. - - 2010
We have hypothesized that variation in imprinted growth-promoting fetal genes may affect maternal glucose concentrations in pregnancy. To test this hypothesis we evaluated the effects of fetal disruption of murine H19(Delta13) on maternal glucose concentrations in pregnancy. Experimental mice were pregnant females that had inherited the disrupted H19(Delta13) from their ...
Pallud Johan - - 2009
Advances in the understanding of the natural history of diffuse low-grade gliomas and the optimization of their therapeutic management have allowed an improvement of their prognosis. Therefore, more and more young women harboring such gliomas now envision a pregnancy. However, relationships between gliomas and pregnancy are poorly known. We performed ...
Sato Tamio - - 2009
The aim of this study was to analyze the effects of synthetic para-nonylphenol isomers administered chronically throughout pregnancy and lactation on the reproductive system of mouse pups. The two synthetic isomers used in this study showed higher (3E22NP) or lower (44NP) estrogen receptor (ER) binding activity on in vitro yeast ...
Mader Sarah L SL Oregon Health and Science University, Department of Anesthesiology and Perioperative Medicine, Portland, OR, - - 2009
In order to efficiently generate genetically engineered mouse (GEM) fetuses or neonates of a specified age range, researchers must develop strain-specific strategies, including reliable early pregnancy detection. The authors evaluated pregnancy indices (pregnancy rate, plug rate, pregnant plugged rate, first litter size and body weight) in two GEM breeding colonies: ...
Mu??oz C - - 2009
This study investigated the effects of different planes of nutrition in early pregnancy (EP) and mid-pregnancy (MP) of crossbred ewes on carcass characteristics of male offspring and reproductive performance of female offspring. During EP (d 1 to 39 after synchronized mating) ewes were allocated 60% (low, L-EP), 100% (medium, M-EP), ...
French Jeffrey A JA Department of Psychology and Callitrichid Research Center, University of Nebraska at Omaha, 6001 Dodge St., Omaha, NE 68182, USA. - - 2010
Maternal hormones can dramatically modify offspring phenotypes via organizational actions on morphological and behavioral development. In placental mammals, there is the possibility that some portion of hormones in maternal circulation may be derived from fetal origin. We tested the possibility that maternal androgens in pregnant female marmosets reflected, in part, ...
Gonzalez Gabriel G Department of Genetics, The University of Texas M.D. Anderson Cancer Center, Houston, Texas 77030, - - 2009
Dicer encodes a riboendonuclease required for microRNA biosynthesis. Dicer was inactivated in Müllerian duct mesenchyme-derived tissues of the reproductive tract of the mouse, using an Amhr2-Cre allele. Although Amhr2-Cre; Dicer conditional mutant males appeared normal and were fertile, mutant females were infertile. In adult mutant females, there was a reduction ...
Zimran Ari - - 2009
BACKGROUND: The principal manifestations of type 1 Gaucher disease (GD) (increased risk of bleeding, anaemia, splenomegaly, hepatomegaly and bone disease) are likely to affect females during reproductive events such as menarche and menstruation; fertility, pregnancy, parity, delivery and lactation; and menopause. In order to determine the optimal management of female ...
Sharkey Don - - 2009
Increasing adiposity predisposes to the development of the metabolic syndrome, in part, through adipose tissue dysregulation and inflammation. In addition, offspring nutrient-restricted (NR) in utero can exhibit an increased risk of early-onset insulin resistance and obesity, although the mechanisms remain unclear. We aimed to: 1) define adipose tissue ontogeny of ...
Abu-Baker Samira Omar - - 2009
The present study aimed to investigate the toxic impact of gemcitabine on the histological structure of white mice testis and the histological structure of some embryonic organs. The mature male mice were treated with 130 mg kg(-1) of gemcitabine intraperitoneally. These treated males were placed after one week with mature ...
Stolzenberg Danielle S - - 2009
Female rats that are hysterectomized and ovariectomized on day 15 of pregnancy (15HO) and presented with pups 48 h later show maternal behavior after 2 or 3 days of pup exposure. In contrast, if 15HO females are administered (sc) 20 microg/kg of estradiol benzoate (EB) on day 15 of pregnancy ...
Lueders Imke - - 2009
The application of real-time-B-mode ultrasonography to wild and zoo animal medicine has been shown to improve the understanding of reproductive physiology in many species. Ultrasound technology is especially helpful for monitoring urogenital health, which in turn has advantages for giraffe breeding and welfare in captivity. This study aimed to ultrasonographically ...
Remérand G - - 2009
To date, little is known about the fertility of women suffering from mucopolysaccharidosis type I (MPS I). We report on a female patient with MPS I treated by allogeneic bone marrow transplantation (BMT) at the age of 4 years (after a conditioning regimen containing busulfan 16 mg/kg and cyclophosphamide 100 ...
Johnson Jill R - - 2009
The use of herbal medicines by pregnant women is on the rise. However, there is limited information regarding the safety of these compounds during pregnancy. Therefore, the goal of this study was to explore the consequences of raspberry leaf use during gestation in Wistar rats. Female rats were randomly assigned ...
Superina Mariella - - 2009
Reproductive strategies vary considerably among species, but most studies have focused on a very limited number of mammalian species. Knowledge of the reproductive cycle and behavior is essential for developing and implementing in situ and ex situ conservation strategies for threatened and endangered species. This study aimed at characterizing the ...
Azevedo Elielete Maria Pires - - 2009
The aim of this work was to determine the ideal moment to sex goat and sheep fetuses, to compare the average time of genital tubercle (GT) migration between sexes, breeds and species, and to evaluate the accuracy of fetal sexing between sexes. A total of 317 fetuses of 219 pregnant ...
Maruoka Takashi - - 2009
The maternal environment is thought to be important for fetal brain development. However, the effects of maternal environment are not fully understood. Here, we investigated whether enrichment of the maternal environment can influence prenatal brain development and postnatal behaviors in mice. An enriched environment is a housing condition with several ...
Becker Stuart D - - 2009
Exposure of recently mated female rodents to unfamiliar male scents during daily prolactin surges results in pregnancy failure (the 'Bruce effect'). Control of nasal contact with male scents during these narrow windows of sensitivity could allow females to maintain or terminate pregnancy, but female behavioural changes specifically during this critical ...
Schultz Brett A H - - 2009
BACKGROUND: There are 11 reported cases of pregnancy in true hermaphrodites, but none with advanced genetic testing. All known fetuses have been male. CASE: A true hermaphrodite with a spontaneous pregnancy prenatally known to have a remaining portion of a right ovotestis, delivered a male neonate. The mother has a ...
Chan Jacky Peng-Wen - - 2009
This study documented the reproductive performance of 210 adult female Formosan sambar deer (FSD, Cervus unicolor swinhoei) from four semi-domesticated deer herds in Taiwan. An extensive analysis of 525 reproductive records from 2000 to 2008, including the conditions of estrus, gestation, and parturition was conducted. The mean+/-S.E.M. lengths of the ...
Fitz-Rodr??guez G - - 2009
Two experiments were conducted to determine if nutritional supplementation improved ovulation and pregnancy rates in female goats managed under grazing conditions and submitted to the male effect. In Experiment 1, one group of does did not receive nutritional supplementation, while the other group was supplemented daily for 7 days starting ...
Vega-Naredo Ignacio - - 2009
The Syrian hamster Harderian gland (HG) displays a huge porphyrins metabolism with sexual dimorphism. Even in male Syrian hamsters with much lower porphyrins concentration than female HG, this activity is higher than in the liver. The damage derived from constant porphyrin production, displayed by reactive oxygen species, forces the gland ...
Brtnicka H - - 2009
Sexual problems and dysfunctions during pregnancy are often led by the anxiety of hurting the fetus. Males are also afraid of hurting a female and females are afraid of insufficient satisfaction of a male partner. Just 12-14% of couples deny sexual problems after the childbirth. The main postpartum risk factor ...
van Veen J Frederieke - - 2009
OBJECTIVE: Although generalized social anxiety disorder (gSAD) is more prevalent in women, the role of female reproductive hormones in gSAD has never been investigated. Therefore, our aim was to make a first inventory of the influence of female reproductive hormones on gSAD symptoms. METHOD: Female patients with gSAD who had ...
Petkov Stoyan G - - 2009
Epigenetic re-programming is an important event in the development of primordial germ cells (PGC) into functional gametes, characterized by genome-wide erasure of DNA methylation and re-establishment of epigenetic marks, a process essential for restoration of the potential for totipotency. In this study changes in the methylation status of centromeric repeats ...
Vervenne Hilke B V K - - 2009
LPP (Lipoma Preferred Partner) is a zyxin-related cell adhesion protein that is involved in the regulation of cell migration. We generated mice with a targeted disruption of the Lpp gene and analysed the importance of Lpp for embryonic development and adult functions. Aberrant Mendelian inheritance in heterozygous crosses suggested partial ...
Chen Chi-Huang - - 2009
OBJECTIVE: To present male gender preselection after successive gestational hyperandrogenism and female pseudohermaphroditism by pregnancy luteomas. DESIGN: Case report. SETTING: University-based teaching hospital. PATIENT(S): We describe herein a gravida who presented two successive 46, XX disorders of sex development with apparent female genitalia with an enlarged clitoris due to maternal ...
Schulz Steffan W SW Division of Rheumatology, Thomas Jefferson University Hospital, Philadelphia, PA, - - 2010
To describe the case of a mother with mixed connective tissue disease (MCTD) whose male and female offspring from 2 successive pregnancies had chondrodysplasia punctata (CDP) in the absence of identifiable biochemical or genetic abnormalities or teratogen exposure. Description of a male and female offspring from a mother with MCTD ...
Chen Wen-Long - - 2008
Storage of Conatocerus ashmeadi Girault (Hymenoptera: Mymaridae) adults at 2, 5, and 10 degrees C showed that these parasitoids do not survive at 2 degrees C for 5 d, and exposure to 5 and 10 degrees C shortens their life span. The lethal time (LT) 50 (i.e., length of storage ...
Toso Laura - - 2008
To estimate whether prenatal treatment with neuroprotective peptides prevents the developmental delay and the glial deficit in the Ts65Dn mouse model for Down syndrome and to explore the peptides' effects on achievement of normal development. Pregnant Ts65Dn females were randomly assigned to NAPVSIPQ+SALLRSIPA or control and were treated by investigators ...
Brennan Peter A PA Department of Physiology and Pharmacology, University of Bristol, Bristol, UK. - - 2009
Male mouse urine contains a complex mixture of chemosignals, which signal the presence of a reproductively active male. These have powerful effects as primer pheromones on female reproductive state, including the ability to block pregnancy. Male mouse urine also contains individuality chemosignals that enable the female to recognise her mate ...
Simpson Scott W - - 2008
Analyses of the KNM-WT 15000 Homo erectus juvenile male partial skeleton from Kenya concluded that this species had a tall thin body shape due to specialized locomotor and climatic adaptations. Moreover, it was concluded that H. erectus pelves were obstetrically restricted to birthing a small-brained altricial neonate. Here we describe ...
Ishibashi Yasuyuki - - 2008
Effects of male-biased dispersal on inbreeding avoidance were investigated in a semi-natural population of Myodes (formerly Clethrionomys) rufocanus using a large outdoor enclosure (3 ha). Parentage of 918 voles weaned from 215 litters and relatedness of mates were analysed using microsatellite loci, and dispersal distances were obtained from mark-recapture live-trapping ...
Odeh Marwan - - 2008
Female fetal sex was assigned based on downward direction of the genital tubercle at 14 weeks' gestation. Subsequently, amniocentesis performed due to the finding of an echogenic focus in the left ventricle revealed a male karyotype. Sonographic examination at 22 weeks' gestation revealed a markedly curved penile shaft. Power Doppler ...
Rosell J M - - 2009
In this study, we determined culling and mortality in adult breeding rabbits on 130 commercial farms in Spain during 2000-2005. The median size of the farms was 595 does (minimum to maximum: 131-5500 does). The median culling age per doe was 14.9 months old and 6 kindlings. The median monthly ...
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