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Point-counterpoint: the immune system in cancer

Cancer patients face immune system challenges pri-marily in 2 areas: (1) fighting malignancies throughimmune mechanisms and (2) confronting theimmune-suppressive effects of the disease and treat-ments. In this Point-Counterpoint, we explore thepotential role of the...

The Immune System in Cancer

The Immune System in Cancer

Cancer patients face immune system challenges primarily in 2 areas:(1) fighting malignancies through immune mechanisms and (2) confronting the immune-suppressive effects of the disease and treatments. In this Point-Counterpoint, we explore the potential role of the...

New evidence for antioxidant properties of vitamin C

New evidence for antioxidant properties of vitamin C

This study was designed to examine the effect of 500 to 5,000 mg of ascorbic acid on DNA adducts, natural killer (NK) cell activity, programmed cell death, and cell cycle analysis of human peripheral blood leukocytes. According to our hypothesis, if ascorbic acid is a...

TNF-α and Chronic Fatigue Syndrome

TNF-α and Chronic Fatigue Syndrome

Based upon the clinical presentation of chronic fatigue syndrome (CFS), we hypothesized that proinflammatory cytokines may play a role in the pathogenesis of the disease. We therefore undertook a retrospective cross-sectional study to examine the role of TNF- in...