News tagged with y chromosome
Related topics: genes , dna sequences , chromosomes
Y chromosome
The Y chromosome is the sex-determining chromosome in most mammals, including humans. In mammals, it contains the gene SRY, which triggers testis development, thus determining sex. The human Y chromosome is composed of about 60 million base pairs.
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Researchers expose new vulnerabilities in the security of personal genetic information
Using only a computer, an Internet connection, and publicly accessible online resources, a team of Whitehead Institute researchers has been able to identify nearly 50 individuals who had submitted personal genetic material ...
Genetics
Jan 17, 2013 |
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Stem-cell approach shows promise for Duchenne muscular dystrophy
Researchers have shown that transplanting stem cells derived from normal mouse blood vessels into the hearts of mice that model the pathology associated with Duchenne muscular dystrophy (DMD) prevents the ...
Medical research
Jan 14, 2013 |
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Men respond more aggressively than women to stress and it's all down to a single gene
The pulse quickens, the heart pounds and adrenalin courses through the veins, but in stressful situations is our reaction controlled by our genes, and does it differ between the sexes? Australian scientists, writing in BioEssays, believ ...
Genetics
Mar 07, 2012 |
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Study reveals rate at which key genetic deletions contribute to male infertility
A large-scale analysis of Y chromosomes from more than 20,000 men finds that two spontaneously recurring deletions along a complex region of the Y chromosome are responsible for approximately 8% of cases of failed sperm production.
Genetics
Oct 25, 2012 |
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Boy or girl? A simple test raises ethical concerns
(AP) -- Boy or girl? A simple blood test in mothers-to-be can answer that question with surprising accuracy at about seven weeks, a research analysis has found.
Other
Aug 10, 2011 |
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Presdisposition to common heart disease 'passed on from father to son'
A common heart disease which kills thousands each year may be passed genetically from father to son, according to a study led by the University of Leicester.
Genetics
Feb 09, 2012 |
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New hope for migraine sufferers: Female gene link identified
New hope has arrived for migraine sufferers following a Griffith University study with the people of Norfolk Island.
Genetics
Jun 04, 2012 |
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New genetic region responsible for testicle development found
New research presented today at the European Society for Paediatric Endocrinology meeting has found a genetic region, which may control testicle development in the foetus.
Genetics
Sep 26, 2011 |
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A privacy risk in your DNA: New policies are needed to safeguard participants' identity in genetic studies
The growing ease of DNA sequencing has led to enormous advancements in the scientific field. Through extensive networked databases, researchers can access genetic information to gain valuable knowledge about causative and ...
Genetics
Feb 07, 2013 |
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Tests that use DNA from mother's blood to determine sex of fetus often effective
As a noninvasive method of determining the sex of a fetus, tests using cell-free fetal DNA obtained from the mother's blood after 7 weeks gestation performed well, while urine-based tests appear to be unreliable, according ...
Health
Aug 09, 2011 |
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