Medical research

When the body's B cell training grounds stay open after hours

If B cells are the munitions factories of the immune system, manufacturing antibodies to neutralize harmful pathogens, then the tiny biological structures known as germinal centers are its weapons-development facilities. ...

Diseases, Conditions, Syndromes

What makes an mRNA vaccine so effective against severe COVID-19?

The first two vaccines created with mRNA vaccine technology—the Pfizer/BioNTech and Moderna COVID-19 vaccines—are arguably two of the most effective COVID vaccines developed to date. In clinical trials, both were more ...

Diseases, Conditions, Syndromes

COVID-19 cytokine storms may prevent a durable immune response

Shiv Pillai, MD, Ph.D., investigator in the Ragon Institute of MGH, MIT and Harvard and professor at Harvard Medical School (HMS), recently published a paper in Cell showing that high levels of some cytokines seen in COVID-19 ...

Neuroscience

Scientists eliminate core symptom of schizophrenia in mice

Researchers have successfully disrupted a genetic chain of events in a mouse model of schizophrenia and reversed memory deficits, one of the disorder's most difficult-to-treat symptoms. This discovery—which builds upon ...

Alzheimer's disease & dementia

Many seniors suffer mental decline in silence, CDC reports

(HealthDay)—About 13 percent of Americans 60 and older say they have increasing problems with thinking and memory and that they suffer growing confusion, a new report released Thursday shows.

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