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 ...
Aug 2, 2022
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Proteins called antibodies help the immune system find and attack foreign pathogens. Mini versions of antibodies, called nanobodies—natural compounds in the blood of animals such as llamas and sharks—are being studied ...
Jul 28, 2022
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Autoimmune diseases occur when a person's antibodies mistakenly recognize their body's own cells as foreign invaders and attack them. One such disease is myasthenia gravis (MG), where the antibodies target neuromuscular-associated ...
Jul 28, 2022
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In type 1 diabetes, the body develops immune cells that target pancreatic beta cells, which play a critical role in the production and secretion of insulin. One of the earliest targets of this immune response is a specific ...
Jul 25, 2022
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Small proteins, called chemokines, that direct immune cells toward sites of infection can also form DNA-bound nanoparticles that can induce chronic, dysfunctional immune responses, according to a new study by researchers ...
Jul 15, 2022
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Mitochondria are self-contained organelles (they possess their own mini-chromosome and DNA) residing within cells and are charged with the job of generating the chemical energy needed to fuel functions essential to life and ...
Jul 13, 2022
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188
Changes in the way that humans live and eat have resulted in tremendous alterations in the gut microbiome, especially over the past few decades. These changes have been linked to increased rates of asthma, allergies, diseases ...
Jun 30, 2022
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34
A new machine learning method to model gene expression levels might improve the identification of genes that cause human diseases, according to a new study by Penn State College of Medicine researchers. Through information ...
Jun 29, 2022
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The human immune system is a nearly perfect defense mechanism. It protects the body from disease-causing bacteria, viruses, and other pathogens. It detects nascent tumors and eradicates them. It cleans up cellular debris ...
Jun 28, 2022
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Salk scientists have uncovered an unexpected molecular target of a common treatment for alopecia, a condition in which a person's immune system attacks their own hair follicles, causing hair loss. The findings, published ...
Jun 23, 2022
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