An antigen is any substance that can trigger an immune response in the body. Antigens are typically proteins or polysaccharides that are recognized as foreign or potentially harmful by the immune ...

The yeast Candida albicans colonizes mucosal surfaces and is usually harmless. However, under certain conditions it can cause dangerous infections.

The immune system is a complex network of cells, tissues and organs that work together to protect the body from harmful microorganisms, such as bacteria, viruses, parasites and fungi, that can lead to ...

Most humans have long-lived infections in various tissues—including in the nervous system—that typically do not result in disease. The microbes associated with these infections enter a latent stage ...

A new study from North Carolina State University found that neutrophils—white blood cells that are a key part of the immune ...

Thousands of tiny fruit flies soon will journey into space to help NASA scientists better understand changes in the human immune system caused by space flight. Despite differences in size and ...

Antibiotics are powerful treatments that have saved countless lives over the course of decades. New findings from Scripps ...

Researchers at the Federal University of São Paulo (UNIFESP) in Brazil have discovered that SARS-CoV-2, the virus that causes ...

Please provide your email address to receive an email when new articles are posted on . WEST PALM BEACH, Fla. — More than a century of scientific research has shed light on the neuroimmune interaction ...

Alveolar macrophages are immune cells that live in the tiny air sacs of the lungs. Under normal conditions, these cells act ...