How Omicron’s Mutations Allow It To Thrive

Thirteen of Omicron’s mutations should have hurt the variant’s chances of survival. Instead, they worked together to make it thrive.

#antibodies, #coronavirus-2019-ncov, #coronavirus-omicron-variant, #evolution-biology, #genetics-and-heredity, #research, #viruses, #your-feed-science

Their DNA Hides a Warning, but They Don’t Want to Know What It Says

Some volunteers for biobanks, which collect genetic information to study health across populations, have been surprised to be informed they carry risky mutations.

#dna-deoxyribonucleic-acid, #ethics-and-official-misconduct, #genetics-and-heredity, #privacy, #research, #tests-medical

In a First, Man Receives a Heart From a Genetically Altered Pig

The breakthrough may lead one day to new supplies of animal organs for transplant into human patients.

#baltimore-md, #cloning, #genetic-engineering, #genetics-and-heredity, #heart, #kidneys, #pigs, #surgery-and-surgeons, #transplants, #university-of-maryland-medical-center, #your-feed-science

How ‘Muscle Memory’ May Help Us Get in Shape

Muscles develop a lasting molecular “memory” of past resistance exercises that helps them bounce back from long periods of inactivity.

#content-type-service, #exercise, #genetics-and-heredity, #muscles, #weight-lifting

The Ghost Wolves of Galveston Island

A population of strange canids in Texas could hold the key to reviving the highly endangered red wolf.

#animal-behavior, #animals, #breeding-of-animals, #coyotes, #endangered-and-extinct-species, #galveston-tex, #galveston-island-tex, #genetics-and-heredity, #research, #vonholdt-bridgett-m-1980, #wolves, #your-feed-animals, #your-feed-photojournalism, #your-feed-science

Sickle Cell Math Is Brutally Simple, but Not Widely Taught

An inexpensive blood test can warn couples if they face one in four odds of having a baby with the disease. No one ever told Lametra Scott and Rickey Buggs about it.

#babies-and-infants, #black-people, #blood, #debaun-michael-r, #discrimination, #genetics-and-heredity, #nashville-tenn, #pregnancy-and-childbirth, #race-and-ethnicity, #sickle-cell-anemia, #tests-medical, #volunteers-and-community-service

How Your DNA Test Could Send a Relative to Jail

Thanks to “genetic genealogy,” solving crimes with genomic databases is becoming mainstream — with some uncomfortable implications for the future of privacy.

#dna-deoxyribonucleic-acid, #false-arrests-convictions-and-imprisonments, #forensic-science, #genealogy, #genetics-and-heredity, #murders-attempted-murders-and-homicides

3,000 Years Ago, Britain Got Half Its Genes From France, DNA Study Suggests

An extensive study of ancient DNA suggests that a wave of newcomers — and perhaps the first Celtic languages — crossed the English Channel three millenniums ago.

#archaeology-and-anthropology, #bronze-age, #dairy-products, #dna-deoxyribonucleic-acid, #england, #france, #genetics-and-heredity, #immigration-and-emigration, #kent-england, #language-and-languages, #nature-journal, #reich-david-e-1974, #your-feed-science

Family in Nigeria Lost 3 Daughters to Sickle Cell. Can They Save a Fourth?

About 150,000 babies are born each year in Nigeria with sickle cell, a deadly disease. Tens of thousands of them die annually before their fifth birthdays.

#africa, #blood, #children-and-childhood, #deaths-fatalities, #debaun-michael-r, #drugs-pharmaceuticals, #genetics-and-heredity, #kano-nigeria, #lancet-the-journal, #national-institutes-of-health, #nigeria, #sickle-cell-anemia, #stroke, #tests-medical

Omicron Is a Dress Rehearsal for the Next Pandemic

America’s response to the variant highlights both how much progress we have made over the past two years — and how much work remains

#bright-rick-a, #centers-for-disease-control-and-prevention, #chiu-charles, #coronavirus-2019-ncov, #coronavirus-delta-variant, #coronavirus-omicron-variant, #coronavirus-risks-and-safety-concerns, #genetics-and-heredity, #laboratories-and-scientific-equipment, #microbiology, #san-francisco-calif, #sewers-and-sewage, #tests-medical, #topol-eric-j, #vaccination-and-immunization, #your-feed-health, #your-feed-science

Why Didn’t the U.S. Detect Omicron Cases Sooner?

Genomic surveillance has improved enormously in recent months, but the system has built-in delays, and blind spots remain.

#centers-for-disease-control-and-prevention, #coronavirus-2019-ncov, #coronavirus-omicron-variant, #genetics-and-heredity, #south-africa, #tests-medical, #vaccination-and-immunization, #your-feed-health, #your-feed-science

Why Hasn’t the U.S. Found More Omicron Cases?

Genomic surveillance has improved enormously in recent months, but the system has built-in delays, and blind spots remain.

#centers-for-disease-control-and-prevention, #coronavirus-2019-ncov, #coronavirus-omicron-variant, #genetics-and-heredity, #south-africa, #tests-medical, #vaccination-and-immunization, #your-feed-health, #your-feed-science

The Toddler Was Bowlegged, Her Gait Awkward. What Was It?

What the orthopedist saw on the X-rays surprised him.

#bones, #children-and-childhood, #genetics-and-heredity, #tests-medical, #university-of-wisconsin

What I Learned Testing My Dog’s DNA

There are some mysteries that even genetic science can’t explain.

#dna-deoxyribonucleic-acid, #dogs, #genetics-and-heredity, #pets

New ‘Omicron’ Variant Stokes Concern but Vaccines May Still Work

The Omicron variant carries worrisome mutations that may let it evade antibodies, scientists said. But it will take more research to know how it fares against vaccinated people.

#antibodies, #coronavirus-2019-ncov, #genetics-and-heredity, #research, #tests-medical, #vaccination-and-immunization, #world-health-organization, #your-feed-science

Genetic Risks for Cancer Should Not Mean Financial Hardship

People with markers for cancer often need more screenings. But health insurers are not required to fully cover them. 

#breast-cancer, #colon-and-colorectal-cancer, #genetics-and-heredity, #health-insurance-and-managed-care, #tests-medical

The Gene-Synthesis Revolution

Researchers can now design and mass-produce genetic material — a technique that helped build the mRNA vaccines. What could it give us next?

#2021-tech-and-design, #antibiotics, #bacteria, #biology-and-biochemistry, #biotechnology-and-bioengineering, #chemistry, #crispr-dna, #dna-deoxyribonucleic-acid, #genetics-and-heredity, #ginkgo-bioworks-inc, #synthetic-biology

You Should See Her in a Crown. Now You Can See Her Face.

New research is solving mysteries linked to the La Almoloya burial site and revealing a genetic history of an ancient European people.

#archaeology-and-anthropology, #bronze-age, #face, #genetics-and-heredity, #men-and-boys, #research, #software, #spain, #women-and-girls, #your-feed-science

The DNA of Roma People Has Long Been Misused, Scientists Reveal

An op-ed in Nature calls for higher ethical standards in the usage and analysis of genetic information from the Romani, a marginalized group in Europe.

#bulgaria, #dna-deoxyribonucleic-acid, #forensic-science, #genetics-and-heredity, #hungary, #india, #nature-journal, #romani-people, #your-feed-science

Michael Rutter, Pioneering Child Psychiatrist, Is Dead at 88

His wide-ranging research helped transform his field, a colleague said, by “insisting on using data to drive thinking about diagnosis and treatment.”

#autism, #children-and-childhood, #deaths-obituaries, #genetics-and-heredity, #mental-health-and-disorders, #psychiatry-and-psychiatrists, #rutter-dr-michael

He Can’t Cure His Dad. But a Scientist’s Research May Help Everyone Else.

The muscle wasting disease that has debilitated Sharif Tabebordbar’s father motivated a life in science that led to an important medical discovery.

#biotechnology-and-bioengineering, #content-type-personal-profile, #gene-therapy, #genetics-and-heredity, #medicine-and-health, #muscles, #muscular-dystrophy, #research

Endangered California Condors Can Reproduce Asexually, Study Finds

The rare discovery came about as a result of efforts to preserve the species.

#condors, #endangered-and-extinct-species, #genetics-and-heredity, #journal-of-heredity, #parthenogenesis, #reproduction-biological, #san-diego-zoo, #western-states-us

DNA Confirms Sitting Bull Was South Dakota Man’s Great-Grandfather

Ernie LaPointe, the great-grandson of the leader Tatanka Iyotake, said he hoped the DNA confirmation would bolster his campaign to move the chief’s remains.

#dna-deoxyribonucleic-acid, #genealogy, #genetics-and-heredity, #lapointe-ernie, #native-americans, #north-dakota, #research, #science-advances-journal, #sitting-bull, #south-dakota, #university-of-copenhagen, #willerslev-eske

Why Strawberries Turn a Ghostly Shade of White

Researchers unlocked some of the genetic secrets that helped the colorful fruit evolve into so many varieties around the world.

#china, #evolution-biology, #genetics-and-heredity, #proceedings-of-the-national-academy-of-sciences, #research, #strawberries, #your-feed-science

A Stranger Looked Like My Twin. That Was Just the Beginning.

How a family secret was unraveled by 23andMe.

#23andme, #families-and-family-life, #genetics-and-heredity, #love-emotion

U.S. Warns of Efforts by China to Collect Genetic Data

The National Counterintelligence and Security Center said American companies need to better secure critical technologies as Beijing seeks to dominate the so-called bioeconomy.

#artificial-intelligence, #beijing-china, #data-mining-and-database-marketing, #espionage-and-intelligence-services, #genetics-and-heredity, #national-counterintelligence-and-security-center, #quantum-computing

Tuskless Elephants Escape Poachers, but May Evolve New Problems

Scientists identified the genes that played a role in many female elephants of Mozambique’s Gorongosa National Park being born without tusks.

#elephants, #evolution-biology, #genetics-and-heredity, #gorongosa-national-park-mozambique, #ivory, #mozambique, #research, #science-journal, #teeth-and-dentistry, #wildlife-trade-and-poaching, #your-feed-animals, #your-feed-science

Does Estrogen Impact Exercise? What Scientists Are Learning

A study in mice raises intriguing questions about the ways that hormones influence the brain and motivate the body to move.

#animals, #brain, #estrogen, #exercise, #genetics-and-heredity, #hormones, #menopause, #mice, #women-and-girls

Ancient-DNA Researchers Set Ethical Guidelines for Their Work

New, international standards for handling ancient genetic material draw support from many scientists, criticism from others.

#archaeology-and-anthropology, #ethics-and-official-misconduct, #genetics-and-heredity, #indigenous-people, #paleontology, #reich-david-e-1974, #research, #your-feed-science

How Hungry Sea Otters Affect the Sex Lives of Sea Grass

A habit that appeared damaging at first glance seems to make oceanic ecosystems more resilient, scientists found.

#animal-behavior, #british-columbia-canada, #fish-and-other-marine-life, #flowers-and-plants, #genetics-and-heredity, #research, #science-journal, #sea-otters, #your-feed-animals, #your-feed-science

Should You Get a Microbiome Test?

Companies can tell you the kinds of microbes that live in your gut, but the results may not help you lose weight or fend off disease.

#bacteria, #content-type-service, #depression-mental, #diabetes, #diet-and-nutrition, #digestive-tract, #food, #genetics-and-heredity, #microbiology, #obesity, #weight

What the Future May Hold for the Coronavirus and Us

Viral evolution is a long game. Here’s where scientists think we could be headed.

#antibodies, #coronavirus-2019-ncov, #coronavirus-delta-variant, #coronavirus-risks-and-safety-concerns, #evolution-biology, #garry-robert, #genetics-and-heredity, #gounder-celine, #immune-system, #influenza, #sars-severe-acute-respiratory-syndrome, #vaccination-and-immunization, #wuhan-china, #your-feed-health, #your-feed-science

How Old is the Maltese Dog Breed?

Many dog fanciers like to trace their favorite breed to antiquity, but the researchers who study the modern and ancient DNA of dogs have a different perspective.

#american-kennel-club, #aristotle, #boyko-adam-r, #breeding-of-animals, #dogs, #genealogy, #genetics-and-heredity, #larson-greger, #maltese, #research, #your-feed-animals, #your-feed-science

Cancer Without Chemotherapy: ‘A Totally Different World’

A growing number of cancer patients, especially those with breast and lung cancers, are being spared the dreaded treatment in favor of other options.

#breast-cancer, #chemotherapy, #drugs-pharmaceuticals, #genetics-and-heredity, #immunotherapy, #longevity, #lung-cancer, #tumors, #women-and-girls

Clamping Down on ‘Spiritual Opium’

Chinese tech regulation, Elizabeth Holmes’s trial and Facebook’s obfuscation.

#23andme, #alibaba-group-holding-ltd, #carreyrou-john, #china, #genetics-and-heredity, #holmes-elizabeth-1984, #internal-sub-only, #ma-jack, #regulation-and-deregulation-of-industry, #social-media, #tencent-holdings-ltd

How Humans Lost Their Tails

A new study suggests that a single genetic mutation helps explain why monkeys have tails, while apes and people do not.

#anatomy-and-physiology, #back-human-body-part, #genetics-and-heredity, #monkeys-and-apes, #research, #spine-body-part, #your-feed-science

What Is 23andMe Doing With Your DNA?

C.E.O. Anne Wojcicki grapples with the ethical questions that come with building a business off customers’ personal information.

#23andme, #drugs-pharmaceuticals, #genetics-and-heredity, #glaxosmithkline-plc, #privacy, #wojcicki-anne

Pioneering Gene Therapy Freed Her of Sickle Cell. Is a Cure at Hand?

Such treatments are extraordinarily promising and costly. Will the Biden administration commit to spending that could speed clinical trial results?

#clinical-trials, #drugs-pharmaceuticals, #genetic-engineering, #genetics-and-heredity, #race-and-ethnicity, #research, #sickle-cell-anemia

A New Company With a Wild Mission: Bring Back the Woolly Mammoth

With $15 million in private funding, Colossal aims to bring thousands of woolly mammoths back to Siberia. Some scientists are deeply skeptical that will happen.

#church-george-m, #cloning, #elephants, #endangered-and-extinct-species, #genetic-engineering, #genetics-and-heredity, #mammoths-animals, #paleontology, #your-feed-science

Articles Involving Chinese DNA Research Are Retracted

The rare retractions come after several scientists raised questions about how Chinese researchers obtained the full consent of their Uyghur subjects.

#academic-and-scientific-journals, #china, #dna-deoxyribonucleic-acid, #genetics-and-heredity, #science-and-technology, #uighurs-chinese-ethnic-group, #xinjiang-china

How the Cat Gets Its Stripes: It’s Genetics, Not a Folk Tale

Researchers took a deep dive into embryonic development to tease out the source of the tabby pattern in cats.

#cats, #genetics-and-heredity, #nature-communications-journal, #research, #turing-alan-m, #your-feed-science

Searching for Bird Life in a Former ‘Ocean of Forest’

A century after museum collectors surveyed Colombia’s avian fauna, a new generation of researchers returns to see what remains, and what has changed.

#agriculture-and-farming, #american-museum-of-natural-history, #animal-behavior, #birds, #collectors-and-collections, #colombia, #forests-and-forestry, #genetics-and-heredity, #museums, #your-feed-animals, #your-feed-science

How Peppers Proliferated Around the Planet

In the world’s plant gene banks, scientists studied how so many varieties of the humble capsicum worked their way onto our plates.

#central-america, #genetics-and-heredity, #international-trade-and-world-market, #peppers, #portugal, #proceedings-of-the-national-academy-of-sciences, #research, #south-america, #your-feed-science

Cats Are So Not Appreciated. Think Again.

Researchers who work on the genomes of domestic and wild cats say their DNA holds clues to human as well as feline health.

#cats, #genetics-and-heredity, #medicine-and-health, #texas-am-university, #university-of-missouri, #veterinary-medicine, #your-feed-science

Where Does Weed Come From? A New Study Suggests East Asia.

A group of biologists and other scientists said humans began growing cannabis about 12,000 years ago not just for food, but also for hemp and, yes, probably to get high.

#agriculture-and-farming, #central-asia, #east-asia, #europe, #genetics-and-heredity, #marijuana, #neolithic, #research, #science-advances-journal

Cauliflower and Chaos, Fractals in Every Floret

Scientists take a crack at recreating the hypnotic fractal spirals of the Romanesco cauliflower.

#biology-and-biochemistry, #cauliflower, #flowers-and-plants, #genetics-and-heredity, #physics, #research, #science-journal, #vegetables, #your-feed-science

A Coronavirus Epidemic Hit 20,000 Years Ago, New Study Finds

A few dozen human genes rapidly evolved in ancient East Asia to thwart coronavirus infections, scientists say. Those genes could be crucial to today’s pandemic.

#coronavirus-2019-ncov, #dna-deoxyribonucleic-acid, #genetics-and-heredity, #history-academic-subject, #research, #your-feed-science

Scientist Finds Early Coronavirus Sequences That Had Been Mysteriously Deleted

By rooting through files stored on Google Cloud, a researcher says he recovered 13 early coronavirus sequences that had disappeared from a database last year.

#bats, #computers-and-the-internet, #coronavirus-2019-ncov, #disease-rates, #genetics-and-heredity, #laboratories-and-scientific-equipment, #research, #wildlife-trade-and-poaching, #your-feed-science

Scientist Finds Early Virus Sequences That Had Been Mysteriously Deleted

By rooting through files stored on Google Cloud, a researcher says he recovered 13 early coronavirus sequences that had disappeared from a database last year.

#bats, #computers-and-the-internet, #coronavirus-2019-ncov, #disease-rates, #genetics-and-heredity, #laboratories-and-scientific-equipment, #research, #wildlife-trade-and-poaching, #your-feed-science

Morning People May Be at Lower Risk of Depression Than Night Owls

Going to bed early and waking up early may help to provide some protection against depression, a new study suggests.

#biorhythms, #content-type-service, #depression-mental, #genetics-and-heredity, #jama-psychiatry-journal, #sleep