Results 31 to 40 of about 3,515,464 (340)

Meiotic recombination and male infertility: from basic science to clinical reality? [PDF]

open access: yes, 2011
Infertility is a common problem that affects approximately 15% of the population. Although many advances have been made in the treatment of infertility, the molecular and genetic causes of male infertility remain largely elusive. This review will present
Hann, Michael C.   +2 more
core   +1 more source

Body mass index and age correlate with antioxidant supplementation effects on sperm quality: Post hoc analyses from a double-blind placebo-controlled trial [PDF]

open access: yes, 2020
Spermatozoa are vulnerable to lack of energy and oxidative stress as a result of elevated levels of reactive oxygen species. Therefore, it is essential that appropriate nutrients are available during maturation.
Agarwal, Ashok   +9 more
core   +1 more source

Rheumatic diseases and male infertility [PDF]

open access: yes, 2006
Rheumatic diseases affect all aspects of life, including sexuality and reproduction. The reasons for disturbing sexual functioning and reproduction are multifactorial. Manifestations and symptoms of disease can reduce libido and interfere with successful
Ciconelli, Rozana Mesquita   +3 more
core   +2 more sources

Chromosomal disorders and male infertility [PDF]

open access: yes, 2011
Infertility in humans is surprisingly common occurring in approximately 15% of the population wishing to start a family. Despite this, the molecular and genetic factors underlying the cause of infertility remain largely undiscovered.
Harton, Gary L.   +1 more
core   +1 more source

A unique view on male infertility around the globe

open access: yesReproductive Biology and Endocrinology, 2015
BackgroundInfertility affects an estimated 15% of couples globally, amounting to 48.5 million couples. Males are found to be solely responsible for 20-30% of infertility cases and contribute to 50% of cases overall.
A. Agarwal   +3 more
semanticscholar   +1 more source

The role of micronutrients in male and female fertility: A review study [PDF]

open access: yesMajallah-i Zanān, Māmā̓ī va Nāzā̓ī-i Īrān, 2021
Introduction: Fertility means the ability to have a child that is one of the causes of family formation. Several factors can affect fertility. Micronutrients are essential for the body's anabolic and catabolic activities, so they may be effective factors
Zamzam Paknahad   +5 more
doaj   +1 more source

Deficiency of Mkrn2 causes abnormal spermiogenesis and spermiation, and impairs male fertility. [PDF]

open access: yes, 2016
Although recent studies have shed insights on some of the potential causes of male infertility, new underlining molecular mechanisms still remain to be elucidated.
Ge, Xin   +19 more
core   +2 more sources

Male infertility due to testicular disorders.

open access: yesJournal of Clinical Endocrinology and Metabolism, 2020
CONTEXT Male infertility is defined as the inability to conceive following 1 year of regular unprotected intercourse. It is the causative factor in 50% of couples and a leading indication for assisted reproductive techniques (ART).
Aditi Sharma   +3 more
semanticscholar   +1 more source

Case Report: Delayed presentation of penile epidermoid cyst following reconstruction for Peyronie’s disease [version 1; referees: 2 approved]

open access: yesF1000Research, 2015
Penile masses are a concerning finding for both patient and clinician upon initial presentation. There is a wide differential for penile masses from the benign (fibrous plaques, cysts, ulcerative lesions, benign penile pearly papules, etc.) to more ...
Luriel I. Smith-Harrison   +3 more
doaj   +1 more source

Recent advances in the management of priapism [version 1; referees: 2 approved]

open access: yesF1000Research, 2018
Priapism is an uncommon urological emergency that can lead to permanent impotence if prompt presentation and medical intervention is not performed. It is a breakdown of the usual physiological mechanisms controlling penile tumescence and detumescence ...
Asif Muneer   +2 more
doaj   +1 more source

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