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Severe methotrexate (MTX) toxicity is a proven complication of associations of MTX and non-steroidal anti-inflammatory drugs (NSAIDs). This study investigated the interaction between MTX (50 or 100 mg kg-1) and ketoprofen (KP) (3 mg kg-1 day-1, pretreatment for 8 days) in the rabbit. The drug association induced a reversible increase in blood urea and(More)
Abundant massive sulfide deposits are present at the crest of the East Pacific Rise near 13 degrees North, where the opening rate is about 12 centimeters per year. Large manganese and helium-3 anomalies in seawater samples, evidence of intense present-day activity of hydrothermal springs, indicate that sulfides are still being produced along this segment of(More)
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