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 ...

Diseases, Conditions, Syndromes

Researchers identify common antigens among human coronaviruses

A new paper from the laboratory of Lawrence Stern, Ph.D., indicates that some of the antigens on the virus that causes COVID-19 are common across all the human coronaviruses, such as those that cause the common cold, and ...

Diseases, Conditions, Syndromes

Curbing Candida: The cells that keep fungal infections at bay

Of all the fungi that live in the human body, the most infamous is probably the yeast Candida. This distant cousin of baker's yeast is notorious for causing various types of thrush that can be a major nuisance, but it can ...

Medical research

Pig organ transplants inch closer with testing in the dead

New York researchers transplanted pig hearts into two brain-dead people over the last month, the latest in a string of developments in the long quest to one day save human lives with animal organs.

Diseases, Conditions, Syndromes

Deconstructing the mechanics of bone marrow disease

Fibrosis is the thickening of various tissues caused by the deposition of fibrillar extracellular matrix (ECM) in tissues and organs as part of the body's wound healing response to various forms of damage. When accompanied ...

HIV & AIDS

Immune system uses two-step verification to defend against HIV

Human immunodeficiency virus 1, more commonly known as HIV-1, is known for its uncanny ability to evade the immune system. Scientists at Scripps Research and collaborators have now uncovered how our innate immune system—the ...

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