Concentrated chemicals derived from green tea dramatically boosted production of a group of key detoxification enzymes in people with low levels of these beneficial proteins, according to researchers at Arizona Cancer Center.

Green tea is already touted for its cancer-fighting properties. A new study finds that it may also hold promise in treating inflammatory skin conditions such dandruff, lupus-induced lesions and psoriasis.

Green tea could hold promise as a new treatment for skin disorders such as psoriasis and dandruff, Medical College of Georgia researchers say.

Herbal agents could be used to treat inflammatory bladder diseases, according to a preliminary study that looked at the ability of green tea to protect bladder cells from inflammation. The University of Pittsburgh School of Medicine study, being presented at the annual meeting of the American Urological Association (AUA) in Anaheim, Calif., found that components of green tea protected bladder cells from damage in culture.

A compound derived from green tea greatly diminished the neurotoxicity of proteins secreted by the human immunodeficiency virus, suggesting a new approach to the prevention and treatment of HIV-associated dementia, also known as AIDS dementia complex. The disorder is the most severe form of HIV-related neuropsychiatric impairment.

In rheumatoid arthritis, a person's own immune system attacks the joints by activating the synovial tissue that lines the body's movable joints, causing inflammation, swelling, pain and eventually erosion of the bone and cartilage and deformation of the joint. It is among the most debilitating forms of arthritis, often making difficult even the simplest of daily activities.

Green tea may help protect against autoimmune disease, Medical College of Georgia researchers say.Researchers studied an animal model for type I diabetes and primary Sjogren's Syndrome, which damages the glands that produce tears and saliva.