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Genetics

Cat scan images © svedoliver - Fotolia.com

Study links gene to doubled Alzheimer's risk in blacks

Dr. Tyeese Gaines
theGRIO REPORT - African-Americans with a particular gene are twice as likely to develop Alzheimer’s disease in old age as those without it, says a new study to be published tomorrow...
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A photomicrograph shows an X chromosome at left, alongside a shrunken Y chromosome. The Y chromosome is passed down exclusively from father to son and can serve as an indicator of male-line human diversity. (University of Arizona)

Blacks' Y chromosome sparks shift in evolutionary timetable

Alan Boyle, Science Editor, NBC News
NBC NEWS - Scientists say an African-American male's odd genetic signature suggests that the human Y chromosome's lineage goes back further in time than they thought — perhaps due to interbreeding with other populations such as Neanderthals...
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Dr. Rick Kittles

theGrio's 100: Dr. Rick Kittles, uncovering our genetic roots

theGrio
theGRIO's 100: Rick Kittles, PhD, 47, has traced the ancestry of over 100,000 African-Americans, including Oprah Winfrey, Isaiah Washington, Spike Lee and India Arie in his role as co-founder and scientific director of African Ancestry, Inc...
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Ex-Olympian: Slave 'genes' aid black runners

theGrio
Gold medalist and former world-class sprinter Michael Johnson has chimed in on why he thinks so many black athletes dominate track and field's sprint races...
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Free genetic testing: A blueprint for saving black lives?

Tricia McCarter
theGRIO REPORT - Adults of African descent can have genetic testing performed for free, starting this month, as part of a national project called Roots into the Future...
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Genetic research changes view of disease in blacks

Dr. Tyeese Gaines
theGRIO REPORT - For the first time, researchers are looking into the genetic makeup of African-Americans and changing the way we view minority illnesses...
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African cousins brought to America: shedding light on family history

theGrio
MSNBC - Thanks to 21st-century genetic testing, William Holland is finally able to show some of his African cousins what happened to his slave ancestors back in the 18th century...
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theGrio

Black parents give birth to white baby

theGrio
Blue-eyed blonde Nmachi, whose name means "Beauty of God" in the Nigerian couple's homeland, has baffled genetics experts...
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theGrio

Is there an anti-racism gene?

theGrio
According to recent research, those afflicted by the rare genetic disorder known as Williams Syndrome substantially less prone to develop racist attitudes than those without Williams...
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