Hidden COVID virus found more than a year after infection
A clue to long COVID? UCSF discovery of persistent viral fragments could guide the search for treatment.
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Long Covid creates changes in the blood, aiding detection, reports new study
A shifting pattern of proteins, showing immune dysregulation, could help efforts to create diagnostic tests and treatment.
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Bird flu infects Petaluma’s historic poultry region, putting small farmers in peril
The Avian virus has barreled through a bucolic Petaluma valley, inflicting heartbreak and economic disaster on poultry farms forced to euthanize thousands of birds to curb the outbreak.
Who will need a Yosemite reservation as park revives restrictions
Overwhelmed by last year’s crowds, Yosemite National Park will limit entry next spring, summer and fall.
New psychedelic-like drugs: All treatment, no 'trip'?
California scientists race to concoct compounds that rewire the brain without euphoria or hallucinations.
Psychedelic drugs: Follow the money as investors seek to replace Prozac, Zoloft and other drugs
Biotech startups and venture capital funds are investing in once-controversial treatments.
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Paradise recovery from deadly Camp Fire: How to build a fireproof town
Atop a windswept ridge between two wild canyons, the town of Paradise is rebuilding for a hotter, drier climate -- an inspiration for other California towns at risk of nature’s...
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CRISPR could kill HIV. But we don't know if it's a cure.
The potential treatment, called EBT-101, is safe and caused no major side effects, Excision BioTherapeutics reported at a meeting in Brussels.
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A pioneering gene therapy aims to free patients of blood disease. Is a cure at hand?
After years of blood transfusions, "they think getting cured is totally normal," said Alissa Finlayson.
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How a rare dementia unleashes creativity
Brain scans reveal why some patients with frontotemporal dementia show a burst of visual creativity.