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Nine recently weaned Hereford heifers were randomly assigned to a control group (n = 3) or a treatment group (n = 6). The animals were selenium (Se) deficient (mean +/- SD blood Se concentration = 0.024 +/- 0.012 microgram/mL). They were maintained on a selenium-deficient diet, and on day 0 of the study the treatment group was given 0.05 mg Se/kg body(More)
The concomitant administration of acetaminophen to HIV-positive patients receiving zidovudine (AZT) therapy has previously been thought to increase the likelihood of the toxicity of AZT due to increased serum levels, resulting from hypothesized metabolic competition. We measured serum AZT and metabolite levels by HPLC in HIV-infected patients taking regular(More)
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