Rob Stein
Stories
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Health
The CDC issues new rules for bringing dogs into the U.S., aimed at keeping out rabies
The CDC announced stricter regulations for importing dogs from abroad — or traveling internationally with your furry companions.
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Science
A woman with failing kidneys receives genetically modified pig organs
Surgeons transplanted a kidney and thymus gland from a gene-edited pig into a 54-year-old woman in an attempt to extend her life. It's the latest experimental use of animal organs in humans.
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Science
An artificial womb could build a bridge to health for premature babies
Artificial wombs could someday save babies born very prematurely. Even though the experimental technology is still in animal tests, there are mounting questions about its eventual use with humans.
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Science
Artificial wombs could someday help save babies born prematurely
Scientists are developing artificial wombs to rescue babies who would die or end up severely disabled because they are born very prematurely. The research is generating excitement, but also concerns.
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Health
First human transplant of a genetically modified pig kidney performed
Surgeons at Massachusetts General Hospital said they transplanted a genetically edited pig kidney into a living human for the first time. The 62-year-old recipient has end-stage kidney disease.
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Health
'All of Us' research project diversifies the storehouse of genetic knowledge
The National Institutes of Health initiative that aims to make human genome research more inclusive reports its first results. Some 275 million new genetic variations have been identified.
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Science
Massive project aimed at diversifying genetic data reports first results
Researchers have found more than 275 million previously unreported genetic variants from data shared by nearly 250,000 volunteers. Half of the data are from participants of non-European ancestry.
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Science
Scientists take a step closer to resurrecting the woolly mammoth
Scientists at a biotech company say they have created a key stem cell for Asian elephants that could help save the endangered species and become a steppingstone for bringing back the woolly mammoth.
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Health
Debate simmers over when doctors should declare brain death
Bioethicists, doctors and lawyers are weighing whether to redefine how someone should be declared dead. A change in criteria for brain death could have wide-ranging implications for patients' care.
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Health
Gene therapy shows promise for an inherited form of deafness
Scientists report that gene therapy restored at least some hearing and speech for five out of six children with a rare form of genetic deafness.