Sperm quality after density gradient centrifugation with three commercially available media: a controlled trial.

abstract：:Endometrial carcinoma is the most common neoplasm of the female genital tract, accounting for nearly one half of all gynecologic cancers in the Western world. Although intensive research on pathological phenomena of endometrial cancer is currently going on, but exact cause and biological aspects of this disease are no...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Park DW,Choi KC,MacCalman CD,Leung PC

更新日期：2009-08-05 00:00:00

abstract：:The aim of our research was to examine the ability of density gradient preparation BoviPure and swim up method on bull sperm separation and in vitro embryo production (IVP) systems. Frozen/thawed semen from six Simmental bulls was pooled and treated using both methods. The sperm motility, concentration, membrane activ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Samardzija M,Karadjole M,Getz I,Makek Z,Cergolj M,Dobranic T

更新日期：2006-11-13 00:00:00

abstract：BACKGROUND:The association of recombinant FSH plus recombinant LH in 2:1 ratio may be used not only to induce ovulation in anovulatory women with hypogonadotropic hypogonadism but also to achieve multiple follicular developments in human IVF. The aim of this analysis was to estimate the cost-effectiveness of Controlled...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Mennini FS,Marcellusi A,Viti R,Bini C,Carosso A,Revelli A,Benedetto C

更新日期：2018-07-18 00:00:00

abstract：BACKGROUND:Adrenomedullin (ADM), a novel vasorelaxant peptide, was found in human/rat ovaries. The present study investigated the interaction of ADM and endothelin-1 (ET-1) in follicles and newly formed corpora lutea (CL) and the actions of ADM on progesterone production in CL during pregnancy. METHODS:The peptide and...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Li L,O WS,Tang F

更新日期：2011-08-09 00:00:00

abstract：BACKGROUND:Morphological aspect of polycystic ovaries (PCO) is a very common finding in an IVF center population: this includes PCOS patients identified in 18-25% of the couples presenting with infertility and so called "sonographic PCO only" the prevalence of which has been estimated as high as 33% in asymptomatic pat...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Decanter C,Robin G,Thomas P,Leroy M,Lefebvre C,Soudan B,Lefebvre-Khalil V,Leroy-Martin B,Dewailly D

更新日期：2013-06-19 00:00:00

abstract：BACKGROUND:hCG is a term referring to 4 independent molecules, each produced by separate cells and each having completely separate functions. These are hCG produced by villous syncytiotrophoblast cells, hyperglycosylated hCG produced by cytotrophoblast cells, free beta-subunit made by multiple primary non-trophoblastic...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Cole LA

更新日期：2010-08-24 00:00:00

abstract：:Gonadotropins extracted from the urine of post-menopausal women have traditionally been used to stimulate folliculogenesis in the treatment of infertility and in assisted reproductive technology (ART). Products, such as human menopausal gonadotropin (hMG), consist not only of a mixture of the hormones, follicle-stimul...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Ezcurra D,Humaidan P

更新日期：2014-10-03 00:00:00

abstract：BACKGROUND:To examine the effects of IVF, ICSI and FET, as well as in vitro culture, on the safety of offspring, this study was conducted from the perspective of genetic imprinting to investigate whether assisted reproductive technology would influence the parental and maternal imprinting genes. METHODS:Eighteen foetu...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Ji M,Wang X,Wu W,Guan Y,Liu J,Wang J,Liu W,Shen C

更新日期：2018-07-05 00:00:00

abstract：BACKGROUND:High altitude is associated with both low pulse oxygen saturation at birth and more pre-term deliveries. The present study was performed to determine pulse oxygen saturation in newborns at term in Cerro de Pasco (4340 m) and Lima (150 m) to test the hypothesis that low pulse oxygen saturation at birth at hig...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Gonzales GF,Salirrosas A

更新日期：2005-09-12 00:00:00

abstract：BACKGROUND:Relaxin is detected in seminal plasma of many species and its association with sperm motility may be beneficial in some aspects of assisted reproduction. Here, we immunolocalized relaxin receptors and investigated the effects of exogenous relaxin on motility characteristics, viability, and cAMP content of bo...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Feugang JM,Rodríguez-Muñoz JC,Dillard DS,Crenshaw MA,Willard ST,Ryan PL

更新日期：2015-03-31 00:00:00

abstract：BACKGROUND:The G protein-coupled estrogen receptor (GPER) is thought to be involved in non-genomic estrogen responses as well as processes such as cell proliferation and migration. In this study, we analyzed GPER expression patterns from endometriosis samples and normal endometrial tissue samples and compared these exp...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Samartzis N,Samartzis EP,Noske A,Fedier A,Dedes KJ,Caduff R,Fink D,Imesch P

更新日期：2012-04-20 00:00:00

abstract：BACKGROUND:The study was designed to test the hypothesis that granulosa cell (GC) gene expression response differs between recombinant FSH and human menopausal gonadotropin (hMG) stimulation regimens. METHODS:Females < 35 years-old undergoing IVF for tubal or male factor infertility were prospectively randomized to on...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Brannian J,Eyster K,Mueller BA,Bietz MG,Hansen K

更新日期：2010-03-12 00:00:00

abstract：BACKGROUND:Nucleotide-binding oligomerization domain (NACHT), leucine rich repeat (LRR) and pyrin domain (PYD) 7 containing protein, NLRP7, is a member of the NLR family which serves as innate immune sensors. Mutations and genetic variants of NLRP7 have been found in women with infertility associated conditions, such a...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Huang JY,Yu PH,Li YC,Kuo PL

更新日期：2017-08-15 00:00:00

abstract：BACKGROUND:Declining numbers of wild giant anteaters highlight the importance of sustainable captive populations. Unfortunately, captive reproductive management is limited by the lack of external physical indicators of female reproductive status and the aggressive behavior of males. We examined the endocrinology of the...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Knott KK,Roberts BM,Maly MA,Vance CK,Debeachaump J,Majors J,Riger P,Decaluwe H,Kouba AJ

更新日期：2013-08-27 00:00:00

abstract：BACKGROUND:Prostaglandins are important for female reproduction. Prostaglandin-E2 acts via four different receptor subtypes, EP1, EP2, EP3 and EP4 whereas prostaglandin-F2alpha acts through FP. The functions of prostaglandins depend on the expression of their receptors in different uterine cell types. Our aim was to in...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Blesson CS,Büttner E,Masironi B,Sahlin L

更新日期：2012-01-18 00:00:00

abstract：:We have investigated the effects of indomethacin (IM), a non-steroidal anti-inflammatory drug, and the role of prostaglandins on the accumulation of leukocytes in the rat ovary during the periovulatory period. Adult cycling rats were injected sc with 1 mg of IM in olive oil or vehicle on the morning of proestrus. Some...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Gaytán F,Morales C,Bellido C,Tarradas E,Sánchez-Criado JE

更新日期：2003-02-14 00:00:00

abstract：BACKGROUND:Embryo selection has been an integral feature of in vitro fertilization (IVF) almost since its inception. Since the advent of extended blastocyst stage embryo culture, and especially with increasing popularity of elective single embryo transfer (eSET), the concept of embryo selection has increasingly become ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Gleicher N,Kushnir VA,Barad DH

更新日期：2015-01-11 00:00:00

abstract：BACKGROUND:During the estrous cycle, the rat uterine endometrium undergoes many changes such as cell proliferation and apoptosis. If implantation occurs, stromal cells differentiate into decidual cells and near the end of pregnancy, a second wave of apoptosis occurs. This process called decidual regression, is tightly ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Caron PL,Fréchette-Frigon G,Shooner C,Leblanc V,Asselin E

更新日期：2009-08-05 00:00:00

abstract：BACKGROUND:Stereology is an established method to extrapolate three-dimensional quantities from two-dimensional images. It was applied to placentation in the mouse, but not yet for other rodents. Herein, we provide the first study on quantitative placental development in a sigmodontine rodent species with relatively si...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Favaron PO,Mess AM,de Oliveira MF,Gabory A,Miglino MA,Chavatte-Palmer P,Tarrade A

更新日期：2013-02-21 00:00:00

abstract：BACKGROUND:Dehydroepinadrosterone (DHEA) supplementation improves pregnancy chances in women with diminished ovarian reserve (DOR), by possibly reducing aneuploidy. Since a large majority of spontaneous miscarriages are associated with aneuploidy, one can speculate that DHEA supplementation may also reduce miscarriage ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Gleicher N,Ryan E,Weghofer A,Blanco-Mejia S,Barad DH

更新日期：2009-10-07 00:00:00

abstract：BACKGROUND:Claudin-4 (CLDN4) is one of several proteins that act as molecular mediators of embryo implantation. Recently, we examined immunolabeling of leukemia inhibitory factor (LIF) in the endometrial tissue of 52 IVF patients, and found that LIF staining intensity was strongly correlated with successful pregnancy i...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Serafini PC,Silva ID,Smith GD,Motta EL,Rocha AM,Baracat EC

更新日期：2009-04-19 00:00:00

abstract：BACKGROUND:Peripheral and uterine natural killer cells (pNK and uNK cells) are key players in the establishment and maintenance of pregnancy and are disturbed in patients with recurrent miscarriage (RM). Different immunologic risk factors have been proposed between patients with primary RM (pRM, no previous live birth)...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Toth B,Vomstein K,Togawa R,Böttcher B,Hudalla H,Strowitzki T,Daniel V,Kuon RJ

更新日期：2019-08-31 00:00:00

abstract：PURPOSE:To investigate the associations between blastocyst development and the sex ratio (male:female) among singleton live births resulting from single-blastocyst frozen embryo transfer (FET) cycles. METHODS:Patients with singleton live births following the first autologous single FET of non- preimplantation genetic ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Lou H,Li N,Zhang X,Sun L,Wang X,Hao D,Cui S

更新日期：2020-07-15 00:00:00

abstract：BACKGROUND:A limited number of publications have assessed the prevalence of hypertension (HTN) in polycystic ovary syndrome (PCOS) patients with inconclusive results. Since in general populations the occurrence of hypertension is related to age per se, we investigated the prevalence (P) / relative risk (RR) of HTN in p...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Amiri M,Ramezani Tehrani F,Behboudi-Gandevani S,Bidhendi-Yarandi R,Carmina E

更新日期：2020-03-17 00:00:00

abstract：BACKGROUND:The aim of this study was to evaluate the effects of vitrification on morpho-functional parameters (blastomere/chromatin integrity and bioenergy/oxidative potential) of mouse preimplantation embryos. METHODS:In vivo produced mouse (4/16-cell, morulae and blastocyst-stage) embryos were randomly divided into ...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Martino NA,Dell'aquila ME,Cardone RA,Somoskoi B,Lacalandra GM,Cseh S

更新日期：2013-04-03 00:00:00

abstract：BACKGROUND:Matrix metalloproteinase 2 (MMP-2) has been reported to be an important regulator of cell migration and invasion through degradation of the extracellular matrix (ECM) in many diseases, such as cancer and endometriosis. Here, we found calcium-activated neutral protease 7 (CAPN 7) expression was markedly upreg...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Liu H,Jiang Y,Jin X,Zhu L,Shen X,Zhang Q,Wang B,Wang J,Hu Y,Yan G,Sun H

更新日期：2013-07-15 00:00:00

abstract：BACKGROUND:Pregnant women have high serum concentrations of sex steroid hormones, which are major regulators of paracrine and autocrine responses for many maternal and placental functions. The main purpose of this study was to compare patients with preeclampsia and patients with uncomplicated pregnancies in terms of se...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Lan KC,Lai YJ,Cheng HH,Tsai NC,Su YT,Tsai CC,Hsu TY

更新日期：2020-02-18 00:00:00

abstract：BACKGROUND:Puberty onset is a complex, organized biological process with multilevel regulation, and its physiopathological mechanisms are yet to be elucidated. RFRP-3, the mammalian ortholog to gonadotropin-inhibitory hormone, is implicated in inhibiting the synthesis and release of gonadotropin in mammals. However, it...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Han X,He Y,Zeng G,Wang Y,Sun W,Liu J,Sun Y,Yu J

更新日期：2017-05-02 00:00:00

abstract：BACKGROUND:Relaxin levels in seminal plasma have been associated with positive effects on sperm motility and quality, and thus having potential roles in male fertility. However, the origin of seminal relaxin, within the male reproductive tract, and the moment of its release in the vicinity of spermatozoa remain unclear...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Feugang JM,Greene JM,Sanchez-Rodríguez HL,Stokes JV,Crenshaw MA,Willard ST,Ryan PL

更新日期：2015-05-20 00:00:00

abstract：BACKGROUND:Studies suggested that microRNAs influence cellular activities in the uterus including cell differentiation and embryo implantation. In assisted reproduction cycles, luteal phase support, given to improve endometrial characteristics and to facilitate the implantation process, has been a standard practice. Th...

journal_title：Reproductive biology and endocrinology : RB&E

authors： Zhao Y,Zacur H,Cheadle C,Ning N,Fan J,Vlahos NF

更新日期：2012-09-06 00:00:00