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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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 created Feb 07, 2013 | popularity not rated yet | comments 0

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 created Jan 17, 2013 | popularity 4.3 / 5 (4) | comments 2 | with audio podcast

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 created Jan 14, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

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 created Oct 25, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

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 created Jun 04, 2012 | popularity 5 / 5 (1) | comments 0

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 created Mar 07, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

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 created Feb 09, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

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 created Sep 26, 2011 | popularity not rated yet | comments 0

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 created Aug 10, 2011 | popularity 3.7 / 5 (3) | comments 2

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 created Aug 09, 2011 | popularity not rated yet | comments 0