MeSH tree: B04.820.578.500.540.150
A variant of COVID-19 called BA.3.2, which has circulated under the radar since late 2024, is now spreading quickly across the United States. As a pulmonary and critical care doctor, I see many patients who are at high risk ...
Mar 30, 2026
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Beyond both being viruses, HIV-1 and SARS-CoV-2 don't seem to have a lot in common. HIV-1 is a retrovirus that integrates with its host's DNA for life and can be passed down from mother to child, while SARS-CoV-2 is contagious ...
Mar 30, 2026
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The COVID-19 pandemic's early death toll was much higher than the official U.S. count, according to a new study that spotlights dramatic disparities in the uncounted deaths.
Mar 18, 2026
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Coronaviruses not only use the machinery of the human cells they infect: they modify them to achieve optimal conditions to produce viral proteins and thus spread more quickly. This is the main conclusion of a study by Pompeu ...
Mar 7, 2026
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The COVID-19 pandemic brought the term "Polymerase Chain Reaction testing" into the mainstream. The PCR method is a type of nucleic acid amplification test (NAAT) that detects a pathogen by finding and amplifying components ...
Mar 3, 2026
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Researchers at the Yong Loo Lin School of Medicine, National University of Singapore (NUS Medicine) and Monash University in Australia have demonstrated that an intranasal vaccine booster may confer significantly stronger ...
Mar 3, 2026
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Researchers from the Centenary Institute and the University of Technology Sydney (UTS) have developed a human heart cell model demonstrating that the virus that causes COVID-19 (SARS-CoV-2) can directly infect heart tissue, ...
Mar 3, 2026
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Young infants hospitalized with respiratory syncytial virus (RSV) often become much sicker than those infected with SARS-CoV-2, the virus that causes COVID-19. In a study published in Science Translational Medicine, scientists ...
Feb 25, 2026
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In the realm of medical advancements, a universal vaccine that can protect against any pathogen has long been a Holy Grail—and about as elusive as a mythological vessel. But Stanford Medicine researchers and collaborators ...
Feb 19, 2026
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Viral mimic systems and other tech platforms could enable local testing of vaccine candidates and antiviral therapies. This is important in the context of low-resourced health settings, Africa's focus on increasing its vaccine ...
Feb 18, 2026
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