Trials Seek to Answer if Vitamin D Could Help in COVID-19
Trials Seek to Answer if Vitamin D Could Help in COVID-19
In clinical studies worldwide, researchers are testing the possibility that supplements of the vitamin could prevent or decrease the severity of SARS-CoV-2 infections.
Trials Seek to Answer if Vitamin D Could Help in COVID-19
Trials Seek to Answer if Vitamin D Could Help in COVID-19

In clinical studies worldwide, researchers are testing the possibility that supplements of the vitamin could prevent or decrease the severity of SARS-CoV-2 infections.

In clinical studies worldwide, researchers are testing the possibility that supplements of the vitamin could prevent or decrease the severity of SARS-CoV-2 infections.

immune system
SARS-CoV-2-Reactive T Cells Found in Patients with Severe COVID-19
SARS-CoV-2-Reactive T Cells Found in Patients with Severe COVID-19
Abby Olena | Jul 3, 2020
A small subset of uninfected people also had SARS-CoV-2-fighting T cells, a finding that scientists are still trying to figure out.
Possible Biological Explanations for Kids’ Escape from COVID-19
Possible Biological Explanations for Kids’ Escape from COVID-19
Anthony King | Mar 16, 2020
Infected children may harbor SARS-CoV-2 while showing less-severe symptoms than adults. Their young immune systems, ACE2 receptor levels, and even exposure to other coronaviruses might play a role in their resilience.
Why Some COVID-19 Cases Are Worse than Others
Why Some COVID-19 Cases Are Worse than Others
Katarina Zimmer | Feb 24, 2020
Emerging data as well as knowledge from the SARS and MERS coronavirus outbreaks yield some clues as to why SARS-CoV-2 affects some people worse than others.
Image of the Day: Brainless Frogs
Image of the Day: Brainless Frogs
Amy Schleunes | Feb 18, 2020
Without a brain, the frog embryo immune system doesn’t receive the signals it needs to mobilize macrophages and fight infections.
Viruses Mediate Interactions Between Bacteria and Sponges: Study
Viruses Mediate Interactions Between Bacteria and Sponges: Study
Catherine Offord | Jan 13, 2020
A newly identified group of viruses may help suppress eukaryotes’ immune response and promote tolerance of endosymbiotic bacteria.
Infographic: Phage Protein Helps <em>E. coli</em> Evade Mouse Immune Cells
Infographic: Phage Protein Helps E. coli Evade Mouse Immune Cells
Catherine Offord | Jan 13, 2020
Researchers suggest the viruses can help endosymbiotic bacteria get along with their hosts.
Time Spent in Nature Is Good for You
Time Spent in Nature Is Good for You
Jef Akst | Oct 1, 2019
Research has repeatedly suggested that spending time in natural environments improves mental and physical well-being. Now, scientists are gathering the data needed to incorporate this phenomenon in health-care guidelines.
Scientists Study Vaping&rsquo;s Harm as Second Death Reported
Scientists Study Vaping’s Harm as Second Death Reported
Nicoletta Lanese | Sep 5, 2019
In light of recent reports of electronic-cigarette–related illness and death, UNC Chapel Hill professor Robert Tarran discusses the dangerous effects of e-liquids on the lungs.
Image of the Day: Gut Response
Image of the Day: Gut Response
Chia-Yi Hou | Jun 24, 2019
Immune functions in the mouse intestine differ by segment.