Results 1 to 10 of about 20,731 (240)

Combination of Continuous Use of Oral Clomiphene Citrate with Injectable Gonadotropins for Ovarian Stimulation: A Single-Center Study [PDF]

Life
Objective: This retrospective observational study evaluated the efficacy and safety of an ovarian stimulation protocol for embryo banking that involves continuous administration of clomiphene citrate (CC) in combination with gonadotropins, without the ...
Adamantia Kontogeorgi, Gkalia Tsangkalova, Panagiota Ambatzi, Ioannis Boutas, Eleftherios Meridis, Ioannis Gryparis, Dimitrios Kalaitzis, Angeliki Fenga, Melpomeni Peppa, Sophia Kalantaridou, Antonios Makrigiannakis, Minas Paschopoulos   +11 more
doaj   +2 more sources

Gonadotropins in Mini-Puberty: Pathophysiological and Therapeutic Implications for Male Congenital Hypogonadism [PDF]

Children
Background: Mini-puberty is a transient but critical postnatal activation of the hypothalamic–pituitary–gonadal axis, essential for male gonadal maturation, penile and testicular growth, and future reproductive potential: this physiological hormonal ...
Ignazio Cammisa, Donato Rigante, Clelia Cipolla   +2 more
doaj   +2 more sources

Varicocele: An Endocrinological Perspective

Frontiers in Reproductive Health, 2022
Varicocele affects 15% of male population but it is more frequently identified in patients searching medical care for infertility. The impact of varicocele on semen production and fertility is known, but the relationship between clinical varicocele and ...
Giuseppe Bellastella, Raffaela Carotenuto, Francesco Caiazzo, Miriam Longo, Paolo Cirillo, Lorenzo Scappaticcio, Carla Carbone, Davide Arcaniolo, Maria Ida Maiorino, Katherine Esposito   +9 more
doaj   +1 more source

Sexual Dimorphism in Kisspeptin Signaling

Cells, 2022
Kisspeptin (KP) and kisspeptin receptor (KPR) are essential for the onset of puberty, development of gonads, and maintenance of gonadal function in both males and females.
Eun Bee Lee, Iman Dilower, Courtney A. Marsh, Michael W. Wolfe, Saeed Masumi, Sameer Upadhyaya, Mohammad A. Karim Rumi   +6 more
doaj   +1 more source

Ovarian Follicular Growth through Intermittent Vaginal Gonadotropin Administration in Diminished Ovarian Reserve Women

Pharmaceutics, 2022
It is a challenge to obtain enough oocytes during in vitro fertilization (IVF) in women who have a poor ovarian response (POR) in achieving conception. We have adopted the characteristics of the first uterine pass effect, which we pioneered in employing ...
Chao-Chin Hsu, Isabel Hsu, Li-Hsuan Lee, Rosie Hsu, Yuan-Shuo Hsueh, Chih-Ying Lin, Hui Hua Chang   +6 more
doaj   +1 more source

Effect of gonadotropins and endometrial thickness on pregnancy outcome in patients with unexplained infertility or polycystic ovarian syndrome undergoing intrauterine insemination

Journal of International Medical Research, 2020
Objective The purpose of this study was to investigate the effect of gonadotropin dose and endometrial thickness (EMT) on pregnancy outcome in patients undergoing intrauterine insemination (IUI). Methods We retrospectively analyzed data from 361 patients
Qing Li, Maoling Zhu, Zhuxiu Deng, Lihua Wang, Yi Huang, Liming Ruan, Shaofei Hu, Liping Wang   +7 more
doaj   +1 more source

Effect of Genetic Variants of Gonadotropins and Their Receptors on Ovarian Stimulation Outcomes: A Delphi Consensus

Frontiers in Endocrinology, 2022
BackgroundA Delphi consensus was conducted to evaluate the influence of single nucleotide polymorphisms (SNPs) in genes encoding gonadotropin and gonadotropin receptors on clinical ovarian stimulation outcomes following assisted reproductive technology ...
Alessandro Conforti, Frank Tüttelmann, Carlo Alviggi, Hermann M. Behre, Robert Fischer, Liang Hu, Liang Hu, Nikolaos P. Polyzos, Dana Chuderland, Gottumukkala Achyuta Rama Raju, Thomas D’Hooghe, Thomas D’Hooghe, Thomas D’Hooghe, Manuela Simoni, Sesh K. Sunkara, Salvatore Longobardi   +15 more
doaj   +1 more source

The Effects of Trifluralin on LH, FSH and Testosterone Hormone Levels and Testis Histological Changes in Adult Rats [PDF]

International Journal of Fertility and Sterility, 2008
Background Trifluralin is a herbicide and used in agriculture widely. It enters plants through developing roots and stops plant cells from division and elongation (meristemic inhibitor).
Mehrdad Shariati, Ali Noorafshan, Mokhtar Mokhtari, Hamid Reza Askari   +3 more
doaj   +1 more source

Deciphering Direct and Indirect Effects of Neurokinin B and GnRH in the Brain-Pituitary Axis of Tilapia

Frontiers in Endocrinology, 2019
Neurokinin B (NKB) and its cognate receptor (NK3R) are emerging as important components of the neuroendocrine regulation of reproduction. Unlike mammalian tac3, which encodes only one mature peptide (namely NKB), two mature peptides are predicted for ...
Naama Mizrahi, Chaim Gilon, Ishwar Atre, Satoshi Ogawa, Ishwar S. Parhar, Berta Levavi-Sivan   +5 more
doaj   +1 more source

Aquatic Pollution and Risks to Biodiversity: The Example of Cocaine Effects on the Ovaries of Anguilla anguilla

Animals, 2022
Pollution is one of the main causes of the loss of biodiversity, currently one of the most important environmental problems. Important sources of aquatic pollution are illicit drugs, whose presence in waters is closely related to human consumption; their
Mayana Karoline Fontes, Luigi Rosati, Mariana Di Lorenzo, Camilo Dias Seabra Pereira, Luciane Alves Maranho, Vincenza Laforgia, Anna Capaldo   +6 more
doaj   +1 more source