With vaccine shortages looming, experts are debating whether it is important to receive two doses or whether it's better to give one dose to more people and give a second when the supply is better.
Jan. 11, 2021 • ~11 min
covid-19 coronavirus immune-system pandemic t-cells antibodies sars-cov-2 moderna astrazeneca pfizerbiontech-vaccine
Should pregnant women get the COVID-19 vaccine? Will it protect against asymptomatic infections and mutated viruses? An immunologist answers 3 questions
With vaccines forthcoming for most Americans, many groups, including expectant mothers, are wondering if the vaccine is safe for them and their babies. A physician-scientist explains.
Dec. 23, 2020 • ~6 min
covid-19 coronavirus immune-system pandemic vaccines sars-cov-2 viruses ace2 spike-protein moderna pfizerbiontech-vaccine
The top scientific breakthrough for 2020 was understanding SARS-CoV-2 and how it causes COVID-19 – and then developing multiple vaccines
The development of multiple vaccines against the virus that causes COVID-19 has been hailed as the breakthrough of 2020. But there were many more supporting discoveries that made this possible.
Dec. 17, 2020 • ~11 min
innovation genome covid-19 immune-system pandemic vaccines sars-cov-2 remdesivir drug-development monoclonal-antibodies astrazeneca pfizerbiontech-vaccine moderna-vaccine pfizer-vaccine
The side effects of new SARS-CoV-2 vaccines are a result of immune system activation. While uncomfortable, they are both normal and expected. They are a sign that the vaccine is working.
Dec. 3, 2020 • ~9 min
covid-19 coronavirus inflammation immune-system pandemic vaccines sars-cov-2 pfizer spike-protein moderna biontech
Oxford-AstraZeneca vaccine is cheaper than Pfizer's and Moderna's and doesn't require supercold temperature
There is now a third vaccine that prevents COVID-19 infections. It isn't quite as effective as the other two vaccines but it has advantages that may make it the frontrunner.
Nov. 24, 2020 • ~9 min
covid-19 immune-system pandemic vaccines sars-cov-2 antibody university-of-oxford astrazeneca covid-19-vaccines pfizerbiontech-vaccine moderna-vaccine pfizer-vaccine
These at-home exercises can help older people boost their immune system and overall health in the age of COVID-19
Older adults, who are at a higher risk for COVID-19 complications, can strengthen their immune systems by exercising.
Nov. 24, 2020 • ~7 min
covid-19 coronavirus immune-system physical-activity exercise aging elderly living-longer-2020 immune-function living-longer improving-immune-system physical-fitness aerobic-fitness immunosenescence
COVID-19 causes some patients' immune systems to attack their own bodies, which may contribute to severe illness
Are antibodies that attack a patient's own organs contributing to severe forms of COVID-19? A new study suggests specific antibody tests that may reveal the answer.
Oct. 23, 2020 • ~8 min
covid-19 immune-system pandemic antibodies sars-cov-2 viruses autoimmune-diseases autoimmune-illness
Man-made chemical disrupt the activities of most human genes. What effect does this have on human health and how should regulators respond?
Oct. 15, 2020 • ~8 min
health environment metabolism obesity immune-system genes toxicology
Patients suffering from severe COVID-19 may be experiencing a rogue antibody response similar to that seen in autoimmune diseases. The findings offer new approaches for COVID-19 therapy.
Oct. 8, 2020 • ~8 min
covid-19 immune-system pandemic sars-cov-2 viruses infection cytokine-storm antibody autoimmune-diseases b-cell
Older people like President Trump are at more risk from COVID-19 because of how the immune system ages
Older coronavirus patients face grimmer outlooks. A virologist explains the aging-related changes in how immune systems work that are to blame.
Oct. 2, 2020 • ~7 min
covid-19 coronavirus immune-system t-cells immunology aging donald-trump sars-cov-2 immunity adaptive-immune-response innate-immune-response immune-response white-blood-cells t-cell immune-function coronavirus-pandemic diagnostic-test