Genetics

Why some people suffer more from COVID-19 than others

A large number of people are currently contracting COVID-19. Fortunately, most of them are experiencing only mild symptoms, largely thanks to the high vaccination rate. However, in some individuals the disease takes a much ...

Diseases, Conditions, Syndromes

Powerful new antibody neutralizes all known SARS-CoV-2 variants

As SARS-CoV-2 has evolved and mutated, therapeutic antibodies that worked early in the pandemic have become less effective, and newer variants, especially omicron, have developed ways to evade the antibodies we make in response ...

Health

On nutrition: Questions about incomplete proteins

Reader Ann F. writes: "I remember learning a bit about incomplete proteins a long time ago, and that if you combined, say, beans with corn, you had a complete protein, much as if you'd eaten eggs, or meat, or cottage cheese. ...

Cardiology

Study finds two protein pathways downregulated in postnatal heart

In work published today in Stem Cell Reports, researchers from the University of Minnesota Medical School discovered two signaling pathways that are downregulated in human hearts after birth. These pathways, mitogen-activated ...

Immunology

How the thymus trains T cells to fight infections

T cells are a special class of white blood cells that patrol the body and attack infected or foreign tissue. They learn to distinguish friendly proteins from dangerous ones in an organ called the thymus. However, when T cells ...

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