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Increased sperm DNA damage in patients with varicocele: relationship with seminal oxidative stress
(OXFORD UNIV PRESS, 2006-04)
BACKGROUND: The pathophysiology of the testicular damage in varicocele has not been completely understood. Oxidative stress and related sperm DNA damage have been identified as significant causes of male infertility. The ...
Seleção de espermatozoides para ICSI
(2010-07-01)
The application of assisted reproduction techniques has provided help to many men seeking to father a child, although the current success of these procedures remains suboptimal. Today some protocols allow sperm to be ...
Seleção de espermatozoides para ICSI
(2010-07-01)
The application of assisted reproduction techniques has provided help to many men seeking to father a child, although the current success of these procedures remains suboptimal. Today some protocols allow sperm to be ...
Assessment of sperm DNA in patients submitted the assisted reproduction technology procedures
(Soc Brasileira Reproducao Assistida-sbra, 2016-01-01)
Objective: This study aimed to produce data on sperm quality while maintaining the integrity of sperm DNA samples taken from patients submitted to in vitro fertilization (IVF) procedures at our center, and determine whether ...
Vitamin B12 prevents cimetidine-induced androgenic failure and damage to sperm quality in rats
(2019-01-01)
Cimetidine, used as an anti-ulcer and adjuvant treatment in cancer therapy, causes disorders in the male reproductive tract, including steroidogenesis. However, its effect on sperm quality and male fertility has been poorly ...
Evaluation of DNA fragmentation in dog sperm using the sperm chromatin dispersion test
(Wiley Blackwell Publishing, Inc, 2022-04-26)
The study's objective was to adapt the Sperm Chromatin Dispersion (SCD) protocol to evaluate sperm DNA fragmentation and implement a fragmentation control in dogs. Correlation between DNA status and routine sperm parameters ...
Effect of cryopreservation on sperm apoptotic deoxyribonucleic acid fragmentation in patients with oligozoospermia
(Elsevier B.V., 2006-09-01)
Objective: To verify of the increase in sperm apoptotic DNA fragmentation during cryopreservation is greater in oligozoospermic patients than in normozoospermic controls.Design: Controlled prospective study.Setting: patients ...
The effects of male age on sperm analysis by motile sperm organelle morphology examination (MSOME)
(Biomed Central Ltd., 2012-03-19)
Background: This study aimed to investigate the influence of age on sperm quality, as analysed by motile sperm organelle morphology examination (MSOME).Methods: Semen samples were collected from 975 men undergoing evaluation ...