New studies show that one shot of a vaccine can greatly amplify antibody levels in those who have recovered from the coronavirus.
Tag: Immune System
Millie Hughes-Fulford, NASA Shuttle Scientist, Dies at 75
As the space agency’s first female payload specialist, she conducted experiments about the impact of weightlessness on astronauts’ immune systems and loss of bone mass.
Childhood Colds Do Not Prevent Coronavirus Infection, Study Finds
New research casts doubt on the idea that prior infections with garden-variety coronaviruses might shield some people, particularly children, amid the pandemic.
How the Coronavirus Turns the Body Against Itself
Some patients struggling with Covid-19 develop antibodies against their own tissues, scientists have found.
Emerging Coronavirus Variants May Pose Challenges to Vaccines
Laboratory studies of mutations circulating in South Africa suggest they may dodge some of the body’s immune responses.
Scientists Debate New Covid-19 Vaccination Tactics as Rollout Falters
Should second doses be delayed? Should most adults receive half-doses? Scientists are pondering ways to get more shots into more arms.
Small Number of Covid Patients Develop Severe Psychotic Symptoms
Most had no history of mental illness and became psychotic weeks after contracting the virus. Cases are expected to remain rare but are being reported worldwide.
The Coronavirus Is Mutating. What Does That Mean for Us?
Officials in Britain and South Africa claim new variants are more easily transmitted. There’s a lot more to the story, scientists say.
What People With Allergies Should Know About Covid Vaccines
Four people so far have had allergic reactions after getting the Pfizer-BioNTech vaccine. Experts say that shouldn’t deter most people from getting a jab.
Here’s Why Vaccinated People Still Need to Wear a Mask
The new vaccines will probably prevent you from getting sick with Covid. No one knows yet whether they will keep you from spreading the virus to others — but that information is coming.