Scientific community. Anthropological warfare.
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Biomedical subjects
Publications and source records attributed to C C Mann.
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At a press conference on 27 July, the National Marine Fisheries Service (NMFS) released a long-awaited plan to save the Columbia River's endangered salmon by restoring fish habitat, overhauling hatcheries, limiting harvest, and improving river flow. What the plan did not do, however, was call for immediate breaching of four dams on the Snake River, the Columbia's major tributary--an option that has been the subject of a nationwide environmental crusade. The NMFS will hold that option in abeyance while it sees whether the less drastic measures will do the trick. Responses from both sides were immediate and outraged.
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A pilot study evaluated once-daily treatment of rheumatoid arthritis with choline magnesium trisalicylate (CMT) in patients diagnosed as having classical or definite rheumatoid arthritis, with morning stiffness as a major complaint. Twenty patients were selected who, in an earlier phase of the study, had found twice-daily treatment with CMT effective and tolerable. Efficacy was evaluated in 15 of these patients and safety was evaluated in all 20. Comparisons were made with the twice-daily regimen and with previous nonsteroidal anti-inflammatory drug (NSAID) therapy. Changes in clinical indicators (numbers of painful and swollen joints and the duration of morning stiffness) showed that once-daily treatment with CMT was as effective as twice-daily treatment with CMT or as treatment with other prior NSAIDs in controlling signs and symptoms of rheumatoid arthritis. Side effects in both the twice-daily and the once-daily treatment regimens were similar in incidence and nature.
Six cases of hepatitis B-associated vasculitis occurred during a four-year period in Eskimos living in southwest Alaska, an area hyperendemic for hepatitis B. All showed positive results in tests for hepatitis B surface antigen (HBsAg), and all five patients tested for hepatitis B e antigen (HBeAg) showed positive values. Two patients died of the disease. Of three who recovered, two had positive values for HBsAg and HBeAg when tested two years later. In the villages of four patients, the prevalence of hepatitis B virus (HBV) infection ranged from 18.2% to 73.1%. Serological evidence of HBsAg was found in 22% and antibody to HBsAg (anti-HBs) in 30% of close relatives of the patients. Two patients had no previous serological evidence of infection with HBV, indicating that vasculitis followed recent infection. The results provide epidemiologic evidence of the clinical association between HBV infection and vasculitis.