Results 91 to 100 of about 45,940 (232)

Fertilization capacity with rainbow trout DNA-damaged sperm and embryo developmental success [PDF]

open access: yes, 2010
Mammalian spermatozoa undergo a strong selection process along the female tract to guarantee fertilization by good quality cells, but risks of fertilization with DNA-damaged spermatozoa have been reported.
Ahmadi   +31 more
core   +1 more source

Hypogonadism Prevalence and Correlation with Aging Male Symptoms and International Index of Erectile Function Scores

open access: yesJournal of Urological Surgery
Objective: To detect the prevalence and associated factors of hypogonadism (HG) among men, who were admitted to urology outpatient clinics for reasons other than sexual dysfunction.
Bahadır Şahin   +13 more
doaj   +1 more source

The current treatment of erectile dysfunction [PDF]

open access: yes, 2016
Erectile dysfunction (ED) is the inability to achieve and maintain an erection sufficient for satisfactory sexual intercourse. It is the most frequent sexual dysfunction in elderly men and its prevalence increases with age.
Benea, Vasile   +5 more
core   +2 more sources

Fibronectin modulates the endocannabinoid system through the cAMP/PKA pathway during human sperm capacitation [PDF]

open access: yes, 2019
Fibronectin (Fn) enhances human sperm capacitation via the cAMP/PKA pathway, and the endocannabinoid system participates in this process. Moreover, Fn has been linked to endocannabinoid system components in different cellular models, even though no ...
Díaz, Emilce Silvina   +6 more
core   +1 more source

Effect of metabolic and antioxidant supplementation on sperm parameters in oligo-astheno-teratozoospermia, with and without varicocele: a double-blind placebo-controlled study [PDF]

open access: yes, 2018
Since sperm require high energy levels to perform their specialised function, it is vital that essential nutrients are available for spermatozoa when they develop, capacitate and acquire motility.
Agarwal, A.   +8 more
core   +1 more source

Editorial: Reproduction in South American Camelids

open access: yesFrontiers in Veterinary Science, 2021
Marcelo Ratto, Marcelo Horacio Miragaya
doaj   +1 more source

The most contemporary analysis on YouTube videos on premature ejaculation [PDF]

open access: yesJournal of Men's Health
Background: It is unknown if the quality of information of videos on premature ejaculation (PE) uploaded on YouTube has improved during the last years. The current study aimed to quantify the quality of information in videos on PE uploaded on YouTube.
Gabriele Pezone   +11 more
doaj   +1 more source

Sonography of the distal urethra in lambs [PDF]

open access: yes, 2017
Sonography is a convenient, non-invasive diagnostic modality in small ruminants, often used in reproductive management, internal medicine, and surgery.
AlLugami, Ammar   +3 more
core   +2 more sources

GSBS News, Spring 2015 [PDF]

open access: yes, 2013
Cover image by artist Syd Moen; Benefactor News: Smithville fundraiser supports GSBS fellow; New endowment to support MD/PhD Program; Coming full circle: developing and promoting a Core Curriculum; Celebrating 50 Years of Excellence: GSBS Alumni All ...
Graduate School of Biomedical Sciences, University of Texas Health Science Center at Houston/M.D. Anderson Cancer Center
core   +1 more source

Effect of FSH on testicular morphology and spermatogenesis in gonadotrophin-deficient hypogonadal mice lacking androgen receptors [PDF]

open access: yes, 2010
Follicle stimulating hormone (FSH) and androgen act to stimulate and maintain spermatogenesis. FSH acts directly on the Sertoli cells to stimulate germ cell number and acts indirectly to increase androgen production by the Leydig cells.
Abel, M.H.   +4 more
core   +2 more sources

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