6,164 results
- Microbes
A sailor’s story captures the impact of rising serious fungal infections
Fungal infections are hard to diagnose, hard to treat and are on the rise. A young sailor is staying positive to navigate the challenges.
- Health & Medicine
In a first, a person’s immune system fought HIV — and won
Some rare people may purge most HIV from their bodies, leaving only broken copies of the virus or copies locked in molecular prisons, from which there is no escape.
- Health & Medicine
AstraZeneca says its COVID-19 vaccine is 79 percent effective in a U.S. trial
The shot was 80 percent effective at preventing illness in people 65 and older and prevented severe disease and hospitalization.
- Animals
Why bat scientists are socially distancing from their subjects
Scientists are calling for a “hands-off” approach to research to decrease the chances of spreading the coronavirus to bats in North America.
- Genetics
A gene-based therapy partially restored a blind man’s vision
Light-activated proteins inserted in eye nerve cells and special goggles help the man, who lost his sight due to retinitis pigmentosa, see objects.
- Animals
Some bacteria are suffocating sea stars, turning the animals to goo
For years, researchers thought an infectious pathogen was behind sea star wasting disease. Instead, bacteria deplete the starfishes’ oxygen.
- Health & Medicine
How India’s COVID-19 crisis became the worst in the world
Scientists say a laxed attitude toward masking and social distancing plus the rise of new variants may have fueled India’s coronavirus surge.
- Health & Medicine
Dust can spread influenza among guinea pigs, raising coronavirus questions
In three out of 12 guinea pig pairs, an animal coated in influenza virus, but immune to infection, spread the virus to another rodent through dust.
- Health & Medicine
Pfizer’s COVID-19 vaccine is 90% effective, preliminary trial data show
An analysis of 94 COVID-19 cases shows that the mRNA-based vaccine can protect people from getting sick, though the trial is ongoing.
- Health & Medicine
Why only some people will get COVID-19 booster shots at first
In the United States, boosters may next go to people 65 and older, those at high risk for severe disease and people whose jobs put them at high exposure risk.
- Health & Medicine
The FDA has approved the first treatment for Ebola
Lab-made antibodies developed by Regeneron marshal an immune response and curb the Ebola virus’s ability to infect cells.
- Health & Medicine
Coronavirus-infected cells sprout filaments that may spread the virus
Like other coronaviruses, the virus behind COVID-19 causes infected cells to grow spindly projections that may act as highways to other cells.
