Showing posts with label Smokers. Show all posts
Showing posts with label Smokers. Show all posts
How Sperm of Smoker Damages The DNA of Their Offspring
This article
is to show how the sperm DNA damage of male smokers impact negatively on their
offspring.
The sperm of
men who smokes has greater extent of DNA damage than that of non-smokers, says
a new study that points out the harmful effects of smoking on male fertility.
Male
infertility accounts for about 30-50 percent of all infertility cases, and
infertile men tend to have high levels of damage to the sperm DNA.
"Our
results point in the direction of important semen alterations. Semen of smokers
presents an inflammatory nature, associated with decreased capacity of sperm to
achieve fertilisation and generate a healthy pregnancy," Pimenta Bartilla
noted.
In the study,
20 non-smoking men and 20 men who smoke were studied. 422 proteins in the participants
’' sperm were also assessed. The analysis revealed that 1 protein was absent,
27 proteins were underrepresented, and 6 proteins were over-represented in
smokers.
Analysis of these
proteins suggests that cigarette smoking may promote an inflammatory response in
the male reproductive tract.
The study
which was published in the journal BJU International revealed according to
Pimenta Bertola that that, sperm DNA fragmentation was increased.
Other
studies have proposed this to be a potentially promutagenic effect which is to
say that sperm with altered DNA may lead to health problems in the
offspring."
More
research needs to be done in this area. And the scope should be widening to
accommodate appreciable number of participants.
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