Ancient pup ‘Zhokhov’ clarifies sled dog origins

DNA from a 9,500-year-old dog from the Siberian island of Zhokhov provides a new picture of sled dogs today, including huskies and malamutes.

Amanda Nybroe Rohde-Copenhagen • futurity
June 26, 2020 ~5 min

Tags: dogs genes arctic siberia wolves science-and-technology

Genes may explain why some people love to hug

Twins show that genes play a significant role in how affectionate women are, but not guys. Plus, tips for how huggers can get through social distancing.

Alexis Blue-U. Arizona • futurity
June 25, 2020 ~10 min

Tags: gender genes twins touch featured society-and-culture social-lives

Gene makes plants produce less pollen

Darwin observed that some plants produce less pollen (and some animals less sperm). New research clarifies how that can be an advantage.

U. Zurich • futurity
June 10, 2020 ~6 min

Tags: reproduction evolution genes plants pollen science-and-technology

Switch ‘turns off’ breast cancer metastasis in mice

Researchers have pinpointed a gene that causes an aggressive form of breast cancer to rapidly grow in animal models and how to "switch it off."

Carolyn Scofield-Tulane • futurity
June 3, 2020 ~4 min

Tags: cancer breast-cancer genes health-and-medicine metastases

Chicken ‘memories’ ease return to ancestral homeland

A study with chickens from Tibet shows that organisms have a kind of "memory" of their ancestral homes that makes adaptation to environmental change easier.

Jim Erickson-Michigan • futurity
June 2, 2020 ~8 min

Tags: dna evolution climate-change birds genes chickens science-and-technology

1 gene could unlock the mystery of cancer metastasis

"Patients often ask 'Why am I so unlucky? Why did my cancer spread?' As doctors, we never had an answer... This research provides an explanation."

Katherine Fenz-Rockefeller • futurity
May 26, 2020 ~7 min

Tags: cancer genes melanoma featured health-and-medicine immune-systems metastases

Syphilis alters just 1 gene to evade immune attack

To stay a step ahead of the immune system and resist eradication, syphilis shuffles DNA in and out of a single gene, a new study shows.

Leila Gray-UW • futurity
April 27, 2020 ~7 min

Tags: genes sexually-transmitted-diseases health-and-medicine immune-systems syphilis

Gene discovery only adds to pregnancy mystery

"Pregnancy is such an everyday event—none of us would be here without it—and yet, so many aspects of this process remain puzzling."

Charlotte Hsu-Buffalo • futurity
April 21, 2020 ~6 min

Tags: evolution pregnancy genes hormones health-and-medicine

Plant genes act as microbiome gatekeepers

Growing plants in germ-free chambers reveals how their genes curate their microbiomes, report researchers.

Igor Houwat-Michigan State • futurity
April 12, 2020 ~8 min

Tags: genes plants microbiomes featured science-and-technology leaves

Amyloid build-up isn’t the only Alzheimer’s risk factor

A study of people with Down syndrome and Alzheimer's disease highlights the importance of amyloid. But it also shows that's not the only factor.

Anne Warde-UC Irvine • futurity
April 8, 2020 ~3 min

Tags: alzheimers-disease genes brains down-syndrome health-and-medicine amyloids

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