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Antagonism between chlorpyrifos and flaxedil in toad and earthworm neuromuscular transmission
(Science Publications, 2006)
The cholinesterase inhibition effect of chlorpyrifos, a commercial insecticide, was tested by its antagonism to the acetylcholine inhibition effect of flaxedil in 30 isolated nerve-sartorius muscle preparations of the toad, ...
Improving the psychology undergraduate curriculum in developing countries: A personal note with illustrations from Brazil
(Science Publications, 2006)
In this article we suggest various ways in which the undergraduate curriculum for psychology students can be improved in developing countries. Suggestions based on the author's experience in the northeast of Brazil include ...