Sunday, October 17th, 2021

Category: Health

DNA blood test spots cancers in seemingly cancer-free women, but also produces false alarms

Blood containing DNA shed by cancer cells may reveal hidden tumors. TEK IMAGE/Science Source By Jocelyn KaiserApr. 28, 2020 , 1:40 PM Detecting many kinds of cancers early, with a simple blood test for...

Why don’t some coronavirus patients sense their alarmingly low oxygen levels?

A pulse oximeter on a patient’s finger measures blood oxygenation. MARCO BERTORELLO/AFP via Getty Images By Jennifer Couzin-FrankelApr. 28, 2020 , 3:40 PM Science’s COVID-19 reporting is supported by the Pulitzer Center. Among the...

NIH launches competition to speed COVID-19 diagnostics

Today’s testing for the novel coronavirus requires nasal swabs, but a $1.5 billion National Institutes of Health initiative could develop easier-to-use tests. REUTERS/Lindsey Wasson By Robert F. ServiceApr. 29, 2020 , 4:35 PM Science’s...

Large trial yields strongest evidence yet that antiviral drug can help COVID-19 patients

Gilead’s remdesivir, designed to stymie viral replication, modestly speeds the recovery of COVID-19 patients, according to a new study. Gilead By Jon CohenApr. 29, 2020 , 8:30 PM Science’s COVID-19 reporting is supported by...

Primatologists work to keep great apes safe from coronavirus

Amina, a 6-year-old female chimpanzee, was infected with a virus that may have killed her mother during a 2017 outbreak at Ngogo in Kibale National Forest in Uganda. Jeremy Clift By Ann GibbonsMay. 1,...

Biologists invent a new way to fight viruses with llama blood and molecular superglue

Researchers have shown that small antibodies can block the Rift Valley fever virus (above) from entering cells. LAGUNA DESIGN/Science Source By Mitch LeslieMay. 1, 2020 , 6:40 PM For more than 20 years, researchers...

Should schools reopen? Kids’ role in pandemic still a mystery

Many schools in Denmark reopened last month, including this one in Copenhagen where students are spaced far apart to reduce the risk of COVID-19 transmission. HIBAULT SAVARY/AFP/Getty Images By Gretchen Vogel, Jennifer Couzin-FrankelMay. 4,...

The race is on for antibodies that stop the new coronavirus

An antibody (orange) bound to the surface spike protein of SARS-CoV-2 can block infection. (Illustration) V. Altounian/Science; (Images) W. Surya, Biochim. Biophys. Acta (2018); D. Wrapp, Science, (2020); E.O. Saphire, Science, (2001); Orientations of...

Clinical trials press on for conditions other than COVID-19. Will the pandemic’s effects sneak into their data?

Amid COVID-19 precautions, medical centers continue to treat patients with other serious conditions. NEIL HALL/POOL/AFP via Getty Images By Kelly ServickMay. 6, 2020 , 1:00 PM Science’s COVID-19 reporting is supported by the Pulitzer...

Unproven herbal remedy against COVID-19 could fuel drug-resistant malaria, scientists warn

Madagascar’s President Andry Rajoelina tries Covid-Organics at a launch ceremony in Antananarivo on 20 April. Several other African leaders have expressed an interest in the unproven treatment. RIJASOLO/AFP via Getty Images By Linda NordlingMay....

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