Results 21 to 30 of about 211,282 (394)

Single-cell analysis of [Ca2+]i signalling in sub-fertile men:characteristics and relation to fertilization outcome [PDF]

open access: yes, 2018
STUDY QUESTIONWhat are the characteristics of progesterone-induced (CatSper-mediated) single cell [Ca2+]i signals in spermatozoa from sub-fertile men and how do they relate to fertilizing ability?SUMMARY ANSWERSingle cell analysis of progesterone-induced
Barratt, Christopher L.R.   +7 more
core   +4 more sources

A novel isolator-based system promotes viability of human embryos during laboratory processing [PDF]

open access: yes, 2012
In vitro fertilisation (IVF) and related technologies are arguably the most challenging of all cell culture applications. The starting material is a single cell from which one aims to produce an embryo capable of establishing a pregnancy eventually ...
A Davidson   +56 more
core   +8 more sources

#325 : A Comparison of Three Different IVF FSH Dosing Strategies for PCOS Patients; A Retrospective Analysis of 855 IVF Cycles

open access: yesFertility & Reproduction, 2023
Background and Aims: IVF responses to gonadotrophins may be difficult to predict in patients with PCOS. Nowadays there are various options including using the strategy of GnRH agonist trigger and freeze all embryos. The follitropin delta dosing algorithm
Robert Lahoud   +3 more
doaj   +1 more source

Live birth rate after IVF/ICSI in women with low and extremely low AMH: an age-matched controlled study

open access: yesMiddle East Fertility Society Journal, 2020
Background An age-matched controlled study, to assess the outcome of IVF/ICSI in low and extremely low AMH levels in different age groups by comparing the live birth rate Materials and methods An age-matched controlled study was done at the Egyptian IVF ...
Yomna I. Zaghloul   +6 more
doaj   +1 more source

Comparison of Highly Purified HMG versus Recombinant FSH with Antagonist Protocol in Poor Responder Patients

open access: yesFertility & Reproduction, 2020
Background:Luteinizing hormone (LH) supplementation may have beneficial effect on the maturity and fertilizability of oocytes in poor ovarian reserve (POR) and may influence the progesterone level, thus increasing the pregnancy rate.
Arie A. Polim   +5 more
doaj   +1 more source

#307 : Establishment of an Early Blastocyst Stage Classification System and Its Implications for Clinical Pregnancy and Live Birth Outcomes

open access: yesFertility & Reproduction, 2023
Background and Aims: Sub-optimal embryo development on day 5 often leads to the transfer of an early blastocyst (EB) stage embryo, especially for women >38 years of age.
Melissa Caddy   +3 more
doaj   +1 more source

Breast Cancer Risk After Ovarian Stimulation for In Vitro Fertilization [PDF]

open access: yes, 2016
The study by Dr van den Belt-Dusebout and colleagues1 investigated a debated aspect of reproductive medicine: breast cancer risk following ovarian stimulation for in vitro fertilization (IVF).2-5 The authors concluded that “these findings are consistent
Papa, Anselmo   +2 more
core   +1 more source

The precise determination of the window of implantation significantly improves ART outcomes

open access: yesScientific Reports, 2021
The human endometrium is receptive to the embryo for a specific period of time known as the window of implantation (WOI). During this period, the endometrium shows a specific gene expression profile suitable for endometrial function evaluation. ER Map is
M. Enciso   +9 more
doaj   +1 more source

Are Clinical Outcomes of Microdissection Testicular Sperm Extraction in Non-Obstructive Azoospermic Men Affected by the Use of Fresh or Frozen Gametes?

open access: yesFertility & Reproduction, 2022
Background: Non-obstructive azoospermia (NOA) is a severe form of male factor infertility, evident in approximately 5% of infertile couples seeking fertility treatment.
Luk ROMBAUTS   +5 more
doaj   +1 more source

IVF, same-sex couples and the value of biological ties [PDF]

open access: yes, 2016
Ought parents, in general, to value being biologically tied to their children? Is it important, in particular, that both parents be biologically tied to their children? I will address these fundamental questions by looking at a fairly new practice within
Di Nucci, Ezio
core   +1 more source

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