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Morphine is an alkaloid from the opium poppy used to treat pain. The potentially lethal side effects of morphine and related… Expand Toward opioids without poppy fields Producing opioids without having to depend on field-grown poppies would be of great benefit… Expand Alkaloid Synthetic Pathway Noscapine, a nonaddictive alkaloid found in the opium poppy, can be used as a cough suppressant and a… Expand 1. Foraging range is a key aspect of the ecology of 'central place foragers'. Estimating how far bees fly under different… Expand Genomic comparisons provide evidence for ancient genome-wide duplications in a diverse array of animals and plants. We developed… Expand N Engl J Med 2003;349:1943-53. Copyright © 2003 Massachusetts Medical Society. pium is a bitter, brown, granular powder derived… Expand Opioids are our most powerful analgesics, but politics, prejudice, and our continuing ignorance still impede optimum prescribing… Expand From the dark poppy a soporific is obtained by making incision in the stalk, when the buds are forming it is not only a soporific… Expand It is hard to decide when and where the opium poppy was first cultivated. It may have been grown for its seeds before people… Expand In commenting on the discovery of "opiate" receptors, Goldstein (1976) said: "It seemed unlikely, a priori, that such highly… Expand