Results 31 to 40 of about 256,296 (370)

[Varicocele testis].

open access: yesUgeskrift for laeger, 2021
In this review, we discuss varicocele testis, which is found in 15% of men from the general population, but more frequently in infertile populations. It can cause physical symptoms or impaired fertility. Varicocele severity is graded 1-3 by clinical examination, and increasing grade is associated with poorer semen quality.
Joensen, Ulla Nordstrëm   +4 more
openaire   +3 more sources

Identifikasi Hormon Testosteron Sapi Kuantan Plasma Nutfah Riau Sebagai Penentu Klasifikasi Kriteria Pejantan Unggul

open access: yesJurnal Peternakan Indonesia, 2019
Penelitian ini bertujuan untuk melihat performa kriteria sapi Kuantan jantan unggul melalui identifiaksi hormon testosteron dan ukuran testis. Penelitian menggunakan 15 ekor sapi jantan Kuantan yang berumur 2-3 tahun.
P. Anwar, Jiyanto
doaj   +1 more source

A single-dose live-attenuated vaccine prevents Zika virus pregnancy transmission and testis damage

open access: yesNature Communications, 2017
Zika virus infection during pregnancy can cause congenital abnormities or fetal demise. The persistence of Zika virus in the male reproductive system poses a risk of sexual transmission.
Chao Shan   +17 more
semanticscholar   +1 more source

Sertoli Cell Number Defines and Predicts Germ and Leydig Cell Population Sizes in the Adult Mouse Testis

open access: yesEndocrinology, 2017
&NA; Sertoli cells regulate differentiation and development of the testis and are essential for maintaining adult testis function. To model the effects of dysregulating Sertoli cell number during development or aging, we have used acute diphtheria toxin ...
D. Rebourcet   +9 more
semanticscholar   +1 more source

How germline genes promote malignancy in cancer cells

open access: yesBioEssays, Volume 45, Issue 1, January 2023., 2023
We hypothesize that activation of a “germline program” promotes oncogenesis. Expression of otherwise germline specific genes may result in pseudomeiotic activity, thereby promoting oncogenesis through genomic instability. Other processes that are differentially regulated in the germline, such as migration and epigenetic – and metabolic plasticity, may ...
Jan Willem Bruggeman   +4 more
wiley   +1 more source

Evidence for directional testes asymmetry in Hyla gongshanensis jindongensis

open access: yesActa Herpetologica, 2017
The compensation hypothesis predicts that one testis may grow more for compensating for a reduced function in the other testis, thus exhibiting a directional asymmetry in testis size. In this study, we tested the prediction of the compensation hypothesis
Qing Gui Wu, Wen Bo Liao
doaj   +1 more source

Star formation in clusters: early sub-clustering in the Serpens core [PDF]

open access: yes, 2000
We present high resolution interferometric and single dish observations of molecular gas in the Serpens cluster-forming core. Star formation does not appear to be homogeneous throughout the core, but is localised in spatially- and kinematically-separated sub-clusters.
arxiv   +1 more source

TORSION OF THE TESTIS

open access: yesMedical Journal of Australia, 1966
Abstract A series of 56 proved cases of torsion of the testis is reviewed. The condition is rare, only 2 patients per year being admitted to a large general hospital of 800 beds. The aim of this study was to assess the fate of testes in relation to the duration of symptoms: if less than 12 hours the outlook is good, between 12 and 24 ...
openaire   +5 more sources

Norduz Erkek Kuzularında Testis Özellikleri ve Serum Testosteron Konsantrasyonun Yaşa Göre Değişimi1

open access: yesJournal of Agricultural Sciences, 2006
Bu çalışma, Akkaraman varyetesi olarak kabul edilen Norduz erkek kuzularında testis özelliklerinden testis çapı, testis uzunluğu, skrotum çevresi, skrotum uzunluğu, skrotum çevresi/canlı ağırlık oranı, testis hacmi, çift testis ağırlığı, çift epididimis ...
Ayhan Yılmaz
doaj   +1 more source

Ipsilateral and contralateral patent processus vaginalis in pediatric patients with a unilateral nonpalpable testis

open access: yesAsian Journal of Andrology, 2023
This study aimed to investigate the incidence of patent processus vaginalis (PPV) in pediatric patients with a unilateral nonpalpable testis and explore the associated factors.
Ming-Ming Yu   +5 more
doaj   +1 more source

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