Results 41 to 50 of about 459,476 (363)

Vitamin and Carotenoid Intake and Outcomes of In Vitro Fertilization in Women Referring to an Italian Fertility Service: A Cross-Sectional Analysis of a Prospective Cohort Study

open access: yesAntioxidants, 2023
Background: Nutrition may impact reproductive health and fertility potential. The role of dietary antioxidants in affecting conception and birth outcomes is a topic of emerging interest.
Valentina De Cosmi   +8 more
doaj   +1 more source

An Update on Semen Physiology, Technologies, and Selection Techniques for the Advancement of In Vitro Equine Embryo Production: Section I

open access: yesAnimals, 2021
As the use of assisted reproductive technologies (ART) and in vitro embryo production (IVP) expand in the equine industry, it has become necessary to further our understanding of semen physiology as it applies to overall fertility.
Morgan F. Orsolini   +2 more
doaj   +1 more source

Sperm retrieval techniques for assisted reproduction [PDF]

open access: yesInternational braz j urol, 2011
Different surgical methods such as PESA, MESA, TESA, TESE and micro-TESE have been developed to retrieve spermatozoa from either the epididymis or the testis according to the type of azoospermia, i.e., obstructive or non-obstructive. Laboratory techniques are used to remove contaminants, cellular debris, and red blood cells following collection of the ...
Esteves, Sandro C.   +2 more
openaire   +5 more sources

Oxidative Stress in Male Infertility: Causes, Effects in Assisted Reproductive Techniques, and Protective Support of Antioxidants

open access: yesBiology, 2020
The spermatozoon is a highly specialized cell, whose main function is the transport of the intact male genetic material into the oocyte. During its formation and transit throughout male and female reproductive tracts, sperm cells are internally and ...
J. Ribas-Maynou, M. Yeste
semanticscholar   +1 more source

Assisted reproductive technology in the USA: is more regulation needed? [PDF]

open access: yes, 2014
The regulation of assisted reproductive technologies is a contested area. Some jurisdictions, such as the UK and a number of Australian states, have comprehensive regulation of most aspects of assisted reproductive technologies; others, such as the USA ...
Adamson   +60 more
core   +1 more source

Assisted reproductive techniques in Latin America: The Latin American Registry, 2017

open access: yesJBRA Assisted Reproduction, 2020
Research question: What was the utilization, effectiveness and safety of assisted reproductive techniques performed in Latin America during 2017. Design: Retrospective collection of multinational data on ART performed in 188 institutions from 15 Latin ...
F. Zegers-Hochschild   +9 more
semanticscholar   +1 more source

A Short Review on the Development of Salt Tolerant Cultivars in Rice [PDF]

open access: yes, 2016
Rice is staple food for half of the world. With a population of almost 9.6 billion by the year 2050, there is a dire need of developing techniques to improve the crop plants, not only in terms of better yield but also to withstand harsh environmental ...
Jahan, N. (Nusrat)   +3 more
core   +4 more sources

Frequency of Hearing Defect and Ear Abnormalities in Newborns Conceived by Assisted Reproductive Techniques in Royan Institute [PDF]

open access: yesInternational Journal of Fertility and Sterility, 2010
Background Assisted reproductive techniques (ART) are used with increasing frequency worldwide. The present research was conducted to determine the effects of ART on hearing defects and ear abnormalities.
Seyed Ebrahim Ahmadi   +8 more
doaj   +1 more source

The relationship between anti-Müllerian hormone (AMH) levels and pregnancy outcomes in patients undergoing assisted reproductive techniques (ART)

open access: yesPeerJ, 2020
A variety of predictors are available for ovarian stimulation cycles in assisted reproductive technology (ART) forecasting ovarian response and reproductive outcome in women including biomarkers such as anti- Müllerian hormone (AMH).
Shalini Umarsingh, J. Adam, S. Krishna
semanticscholar   +1 more source

Transgressive technologies? Strategies of discursive containment in the representation and regulation of assisted reproductive technologies in Aotearoa/New Zealand [PDF]

open access: yes, 2006
Drawing on a case study of the contemporary representation and regulation of assisted reproductive technologies (ARTs) in Aotearoa/New Zealand, this article traces the cultural anxieties evident in public, political, and media discussion and debate ...
Michelle, Carolyn
core   +2 more sources

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