News tagged with sexual development
When someone is raised female and the genes say XY
Sep 12, 2009 |
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(AP) -- It's the birth defect people don't talk about. A baby is born not completely male or female. The old term was hermaphrodite, then intersex. Now it's called "disorders of sexual development." Sometimes the person ...
Female embryonic sexual development driven by universal factor
Nov 13, 2008 |
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A gene essential to the growth and development of most organ systems in the body also is vital to female – but not male – embryonic sexual development, scientists report this month.
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Sleep changes predict the onset of physical changes associated with puberty
Dec 01, 2009 |
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A study in the Dec.1 issue of the journal Sleep suggests that changes in children's sleep patterns that typically occur between the ages of 11 and 12 years are evident before the physical changes associated with the onset ...
Study describes new tool in the fight against autoimmune diseases, blood cancers
Nov 30, 2009 |
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A study led by a Scripps Research Institute scientist describes a new, highly pragmatic approach to the identification of molecules that prevent a specific type of immune cells from attacking their host. The findings add ...
Ecological speciation by sexual selection on good genes: Is speciation adaptive?
Nov 26, 2009 |
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Darwin suggested that the action of natural selection can produce new species, but 150 years after the publication of his famous book, 'On the Origin of Species', debate still continues on the mechanisms of speciation. New ...
Pilot study relates phthalate exposure to less-masculine play by boys
Nov 16, 2009 |
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A study of 145 preschool children reports, for the first time, that when the concentrations of two common phthalates in mothers' prenatal urine are elevated their sons are less likely to play with male-typical toys and games, ...
AMA votes to seek repeal of 'don't ask,don't tell'
Nov 10, 2009 |
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(AP) -- The American Medical Association on Tuesday voted to oppose the military's "don't ask, don't tell" policy, and declared that gay marriage bans contribute to health disparities.
Researchers to perform sex change operation on papaya
Nov 02, 2009 |
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The complicated sex life of the papaya is about to get even more interesting, thanks to a $3.1 million grant from the National Science Foundation. The grant will fund basic research on the papaya sex chromosomes ...
Researchers question evidence linking overlapping sexual partners and African HIV rates
Medicine & Health / HIV & AIDS
Oct 22, 2009 |
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Contrary to conventional wisdom, scientific evidence proving that overlapping multiple sexual partners — concurrency — drives the HIV epidemic in sub-Saharan Africa is actually quite limited, Brown University researchers ...
Stereotypes can fuel teen misbehavior
Medicine & Health / Psychology & Psychiatry
Oct 21, 2009 |
3.3 / 5 (3) |
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Drinking. Drugs. Caving into peer pressure. When parents expect their teenagers to conform to negative stereotypes, those teens are in fact more likely to do so, according to new research by Christy Buchanan, ...
Study finds partner abuse leads to wide range of health problems
Oct 12, 2009 |
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Women abused by intimate partners suffer higher rates of a wide variety of doctor-diagnosed medical maladies compared to women who were never abused, according to a new study of more than 3,000 women.
Major health care challenges persist for D.C. children despite high rates of health insurance coverage, study finds
Oct 08, 2009 |
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Despite high rates of health insurance coverage among children in the District of Columbia, children's access to health care is inadequate and poses a significant health problem for the city's young residents, particularly ...
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