Results 21 to 30 of about 4,087 (216)

Frequency of Polyzoospermia and Teratozoospermia in Infertile Men

open access: yesGomal Journal of Medical Sciences, 2004
Background: This study was aimed to see the frequency of polyzoospermia and teratozoospermia, among men with history of infertility, presenting at National Institute of Health, Islamabad.
Muhammad Shoaib Khan   +5 more
doaj   +1 more source

Alcohol intake and cigarette smoking: Impact of two major lifestyle factors on male fertility [PDF]

open access: yesIndian Journal of Pathology and Microbiology, 2010
Context: Lifestyle factors, like alcohol intake and cigarette smoking, have been reported to affect male fertility. Aims: To find out the specific impact of alcohol and smoking on semen quality of male partners of couples seeking treatment for primary
Gaur Dushyant   +2 more
doaj   +1 more source

In silico exploring of the epigenetic factors in teratozoospermia: A focus on IGF2BP2.

open access: yesMolecular biology research communications
Teratozoospermia is an abnormal sperm morphology that is a common cause of male infertility. Epigenetic factors have been implicated in the regulation of gene expression in teratozoospermia, but the specific mechanisms are not fully understood.
Mousavi, Seyedeh Zahra   +4 more
openaire   +4 more sources

The identification of AMZ2 as a candidate causative gene in a severe teratozoospermia patient characterized by vacuolated spermatozoa [PDF]

open access: yesAsian Journal of Andrology, 2023
Teratozoospermia with cephalic defects is one of the most severe types of sperm defects known to date. While several monogenic factors are linked to cephalic abnormalities, such as globozoospermia and macrozoospermia, the genetic cause of vacuolated ...
Yi-Ling Zhou   +6 more
core   +2 more sources

MicroRNA alterations in sperm of infertile men: Insights into oligozoospermia, asthenozoospermia, and teratozoospermia. [PDF]

open access: yesBiotechnol Notes
Background Male infertility makes up almost 50 % of infertility cases in couples. Contributing factors include urogenital abnormalities, hormone imbalances, and genetic mutations.
Shunmuga Sundram M   +5 more
europepmc   +2 more sources

Influence of sperm morphology on pregnancy outcome and offspring in in vitro fertilization and intracytoplasmic sperm injection: a matched case-control study

open access: yesAsian Journal of Andrology, 2021
Sperm morphology was once believed as one of the most predictive indicators of pregnancy outcome in assisted reproductive technology (ART). However, the impact of teratozoospermia on in vitro fertilization (IVF)/intracytoplasmic sperm injection (ICSI ...
Wen-Jun Zhou   +6 more
doaj   +1 more source

Isolated Teratozoospermia [PDF]

open access: yes, 2018
Kemal Ozgur   +2 more
openaire   +2 more sources

Genetics of teratozoospermia: Back to the head [PDF]

open access: yesBest Practice & Research Clinical Endocrinology & Metabolism, 2020
Spermatozoa are polarized cells with a head and a flagellum joined by the connecting piece. Head integrity is critical for normal sperm function, and head defects consistently lead to male infertility. Abnormalities of the sperm head are among the most severe and characteristic sperm defects.
Beurois, Julie   +8 more
openaire   +3 more sources

Relationship between spermatogenesis, DNA fragmentation index, and teratozoospermia index [PDF]

open access: yes, 2022
Infertility has proven a global medical issue, with 15-20 percent of married worldwide experiencing difficulties in conceiving. One of the causes of male infertility is sperm morphology abnormalities, or teratozoospermia, which is often associated with ...
Budiharto, Joice Marlina   +9 more
core   +2 more sources

Localization Patterns of RAB3C Are Associated with Murine and Human Sperm Formation

open access: yesMedicina, 2022
Background and Objectives: Septins (SEPTs) are highly conserved GTP-binding proteins and the fourth component of the cytoskeleton. Polymerization of SEPTs contributes to several critical cellular processes such as cytokinesis, cytoskeletal remodeling ...
Yieh-Loong Tsai   +8 more
doaj   +1 more source

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