Diseases, Conditions, Syndromes

Hep B screening urged before TNF-alpha inhibitor therapy

(HealthDay) -- All patients with psoriasis should be screened for hepatitis B surface antigen and hepatitis B core antibody prior to the initiation of tumor necrosis factor-alpha inhibitor therapy, according to research published ...

Arthritis & Rheumatism

Gene discoveries could help rheumatoid arthritis treatment

(HealthDay)—Genetic variations may hold clues to rheumatoid arthritis—suggesting not only who will develop the painful condition, but also predicting its severity and even who might die from it, a new study says.

Medical research

New study explains how inflammation causes gastric cancer

In 1982, researchers reported a link between chronic gastritis and stomach bacterium Helicobacter pylori, triggering a flurry of research into this newly identified pathogen. These studies made it clear that in addition to ...

Psychology & Psychiatry

Chronic exposure to dim light may raise depression risk

Two years ago, Randy Nelson, Ph.D., chair of neuroscience at Ohio State University, doctoral student Tracy Bedrosian, and colleagues reported that dim-light exposure at night was capable of triggering depressive-like behaviors ...

Genetics

Researchers relate DNA methylation levels to obesity

DNA methylation is a mechanism that regulates whether genes are "on" or "off", and is influenced by hereditary and environmental factors, as well as lifestyle and nutritional habits.

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