Results 101 to 110 of about 15,111 (221)

Fish Sperm Subpopulations Detection, Separation, and Application: Current State and Trends

open access: yesReviews in Aquaculture, Volume 18, Issue 4, September 2026.
Modern advances in sperm biology highlight the necessity of recognising intra‐ejaculate heterogeneity as a central concept for advancing both the fundamental understanding of fertilisation processes and the development of artificial reproduction techniques in fishes. ABSTRACT Sperm subpopulations represent a fundamental manifestation of intra‐ejaculate
Viktoriya Dzyuba   +2 more
wiley   +1 more source

Epidemiology of varicocele

open access: yes, 2016
Varicocele is a common problem in reproductive medicine practice. A varicocele is identified in 15% of healthy men and up to 35% of men with primary infertility.
Khalid Alrabeeah   +3 more
core   +1 more source

Comparison of Outcomes of different Varicocelectomy Techniques: Open Inguinal, Laparoscopic and Subinguinal Microscopic Varicocelectomy [PDF]

open access: yesAl-Azhar International Medical Journal
Background: Testicular vein dilation and aberrant tortuosity within the cord of sperm is known as Varicocele. In the average adult population, Varicocele affects about 16% of people.Aim and objectives: To evaluate and contrast various approaches to ...
doaj   +1 more source

[Varicocele in childhood].

open access: yesLa Pediatria medica e chirurgica : Medical and surgical pediatrics, 1985
The Authors analyze 20 cases of left varicocele, treated surgically, in boys from 10 to 16 years with the mean age of 12 years. During the operation a testicular biopsy was carried out alternatively in both testicles, showing, mostly, a growth arrest of the spermatogenesis.
CERASOLI G   +5 more
openaire   +2 more sources

Microsurgical Rat Varicocele Model

open access: yes, 2014
A rat varicocele model using partial occlusion of the left renal vein was described previously. Reproducibility in creating this model has met with varied success. Alternate routes of testicular venous drainage may negate the effect of partial renal vein
Robinson, Brian   +9 more
core   +1 more source

Research advances in inflammation and oxidative stress in varicocele-induced male infertility: a narrative review

open access: yesAsian Journal of Andrology
Varicocele, the most common and treatable cause of male infertility, significantly impacts fertility. The pathophysiological mechanisms of varicocele have not been fully understood yet.
Li-Hong Wang   +3 more
doaj   +1 more source

VARICOCELE RELAPSE CAUSES

open access: yes, 2017
Objective: Identification of the causes of relapse after surgical treatment of varicocele Methods: Thirty-nine patients with varicocele relapse at the age of 18 to 36 years were examined.
F. SH. RASHIDOV   +4 more
core   +1 more source

Immunological Aspects of Varicocele [PDF]

open access: yes
Varicocele is the most common cause of infertility in men. The mechanism by which varicocele cause the variable effect on male infertility and is still unknown.
Mohammadi, Mohammad Mahdi   +2 more
core  

Prevalence, etiology, testicular function and clinic outcome before and after varicocelectomy: A systematic review

open access: yesمجله دانشگاه علوم پزشکی گرگان, 2019
Varicocele is a deficiency of the testicular veins which is recognized by elongation and tortuosity of the pampiniform or cremasteric venous plexus and can lead to impaired spermatogenesis.
Maryam Mirchenari   +4 more
doaj  

Intra-testicular varicocele presenting as acute scrotum

open access: yes, 2004
The term varicocele describes a dilated, tortuous and elongated pampiniform plexus of veins, which is well known in relation to the spermatic cord.
Nambirajan, T   +5 more
core   +1 more source

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