Results 131 to 140 of about 86,514 (252)

Cryptorchidism: Novel genetic insights into CCDC149 mutations

open access: yesAndrology, EarlyView.
Abstract Background Cryptorchidism, characterized by the failure of one or both testes to descend into the scrotum, is a common congenital condition that can lead to infertility and increased risk of testicular cancer. CCDC149, a coiled‐coil domain‐containing protein, has been implicated in various developmental processes, but its role in the male ...
Shengrong Du   +8 more
wiley   +1 more source

Large Igneous Provinces (LIPs) and Anoxia Events in “The Boring Billion”

open access: yesGeophysical Monograph Series, Page 449-486., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Shuan‐Hong Zhang   +4 more
wiley  

+2 more sources

Pesquisas em reprodução fomentam mudanças tecnológicas na suinocultura. [PDF]

open access: yes, 2017
Projeto: 11.11.11 ...
SCHEID, I. R., SILVEIRA, P. R. S.
core  

Development of a nomogram for sperm retrieval at microTESE for idiopathic non‐obstructive azoospermia in a multi‐center cohort study

open access: yesAndrology, EarlyView.
Abstract Background Non‐obstructive azoospermia (NOA) affects approximately 10% of infertile men and represents a major challenge in assisted reproductive technology (ART). A model that includes histological variants could be helpful in predicting sperm retrieval rate (SRR) after microdissection testicular sperm extraction (mTESE) in patients affected ...
Giorgio Ivan Russo   +10 more
wiley   +1 more source

Uso de sondas de epifluorescência para a avaliação de sêmen criopreservado bubalino. [PDF]

open access: yes, 2016
v. 1. p.
GARCIA, A. R.   +3 more
core  

Sêmen de caprino pode transmitir o vírus da CAE. [PDF]

open access: yes, 2019
bitstream/item/52660/1/Midia-Semen-de-caprino ...
ANDRIOLI, A.   +2 more
core   +1 more source

What Moves Men to Change? A Mixed‐Methods Study on Facilitators and Barriers of Lifestyle Changes in Men Seeking Fertility Care

open access: yesAndrology, EarlyView.
ABSTRACT Background An unhealthy lifestyle negatively affects male fertility. Despite this, men that are part of an infertile couple often fail to improve their lifestyle and evidence on influencing factors is limited. Objectives To identify facilitators and barriers involved in lifestyle changes of men seeking fertility care and in lifestyle ...
Wiep R. de Ligny   +5 more
wiley   +1 more source

CRISPR/Cas9‐mediated Genome‐editing Reveals 10 Testis‐enriched Genes and One Non‐testis‐enriched Gene are Dispensable for Male Fecundity in Mice

open access: yesAndrology, EarlyView.
ABSTRACT Background More than 1000 genes have been identified as predominantly expressed in the human testis. Advances in gene editing technologies have enabled the rapid and efficient generation of genetically engineered mice. This approach facilitates the screening of genes essential for spermatogenesis by analyzing knockout mouse models.
Yumiao Qiu   +2 more
wiley   +1 more source

NÍVEIS PERIFÉRICOS DE TESTOSTERONA TOTAL EM TOUROS GUZERÁ

open access: yesCiência Animal Brasileira, 2014
Foram avaliados 24 touros da raça Guzerá, de 24 a 34 meses de idade, com o objetivo de estudar o perfil da concentração sérica de testosterona e sua variação relativa à idade, peso corporal e características andrológicas.
Juliano Cesar Dias   +4 more
doaj  

Healthy Aging Men Do Not Suffer From Relevant Limitations of Their Reproductive Functions

open access: yesAndrology, EarlyView.
Abstract Background While metabolic disorders are well‐established contributors to testosterone decline and erectile dysfunction (ED), little is known about the natural progression of reproductive parameters in healthy aging men. Objectives This study aimed to evaluate longitudinal changes in reproductive parameters and sought to determine the ...
Simone Bier   +8 more
wiley   +1 more source

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