Results 1 to 10 of about 5,027 (260)

Factors affecting cumulative live birth rate after the 1st oocyte retrieved in polycystic ovary syndrome patients in women during IVF/ICSI-ET [PDF]

open access: yesJournal of Ovarian Research, 2023
Background The factors affecting the cumulative live birth rate (CLBR) of PCOS (Polycystic ovary syndrom) patients who received in vitro fertilization/intracytoplasmic sperm injection-embryo transfer (IVF/ICSI-ET) needs more research for a better outcome.
You Li   +4 more
doaj   +2 more sources

The influence of the pharmaceutical industry on the development of gonadotrophins and ovarian stimulation protocols in assisted reproductive technologies [PDF]

open access: yesFrontiers in Endocrinology
IntroductionThis review examines the evolution of gonadotrophins in ovarian stimulation (OS) protocols for assisted reproductive techniques (ART). Since the advent of in vitro fertilisation (IVF) in the late 1970s, the pharmaceutical industry has played ...
Tim Child   +3 more
doaj   +2 more sources

Gonadotrophins: The future

open access: yesJournal of Human Reproductive Sciences, 2014
The role of the IVF clinician is to make the ART treatment safe, patient-friendly, cost effective and at the same time offer good and high quality treatment. IVF protocols are a burden for women and are one of the potential reasons why women don′t return
Madhuri Patil
doaj   +3 more sources

Congenital hypogonadotrophic hypogonadism, induction of minipuberty, and future fertility [PDF]

open access: yesEndocrinology, Diabetes & Metabolism Case Reports, 2023
A 33-year-old man with Kallmann syndrome had received pulsatile GnRH as an infant for the treatment of cryptorchidism. As an adult, his treatment for fertility with gonadotrophins was unusually rapid compared with expectations, with a total sperm count ...
Bronwyn G A Stuckey   +3 more
doaj   +2 more sources

Is There Still a Place for Surgery in Patients with PCOS? A Review

open access: yesLife, 2023
Objective: The surgical management of polycystic ovary syndrome (PCOS) represents an unclear option compared to medical therapy, and it is necessary to deepen the role of minimally invasive surgery, represented by laparoscopic ovarian drilling (LOD) and ...
Luigi Della Corte   +6 more
doaj   +1 more source

Use of GnRH-Encapsulated Chitosan Nanoparticles as an Alternative to eCG for Induction of Estrus and Ovulation during Non-Breeding Season in Sheep

open access: yesBiology, 2023
This study is aimed at determining the reproductive performance of anestrous ewes treated with nanoencapsulated GnRH after a progesterone-based protocol for estrus induction was proposed as a way of replacing eCG. A total of sixty anestrous, multiparous,
Nesrein M. Hashem   +5 more
doaj   +1 more source

Perspective: Re-defining “Pheromone” in a Mammalian Context to Encompass Seminal Fluid

open access: yesFrontiers in Veterinary Science, 2022
The classical view of “pheromone”—an air-borne chemical signal—is challenged by the camelids in which ovulation is triggered by ß-nerve growth factor carried in seminal plasma, effectively extending the pheromone concept to a new medium.
Sarah A. Robertson, Graeme B. Martin
doaj   +1 more source

Hypogonadism in Prader–Willi syndrome from birth to adulthood: a 28-year experience in a single centre

open access: yesEndocrine Connections, 2021
Background: Hypogonadism is a key feature of Prader–Willi syndrome (PWS) but clear strategies for hormone replacement are lacking. Objective: To evaluate the gonadal status and outcome in patients attending a Scottish PWS clinic from 1991 to 2019 ...
Sakina Kherra   +9 more
doaj   +1 more source

Higher Doses of FSH Used for Superovulation Do Not Adversely Affect Embryonic Ploidy: A Randomized Controlled Trial (STimulation Resulting in Embryonic Aneuploidy using Menopur (STREAM) Trial)

open access: yesFertility & Reproduction, 2021
Research Question: Does the dose of gonadotropin used for superovulation in IVF affect the proportion of euploid blastocysts obtained after fertilization?
Akshara Shyamsunder   +14 more
doaj   +1 more source

Minipuberty: Looking Back to Understand Moving Forward

open access: yesFrontiers in Pediatrics, 2021
Hypothalamic-pituitary-gonadal (HPG) axis activation occurs three times in life: the first is during fetal life, and has a crucial role in sex determination, the second time is during the first postnatal months of life, and the third is with the onset of
Laura Lucaccioni   +6 more
doaj   +1 more source

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