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The objective of the present study was to determine the effects of a toxin from T. bahiensis scorpion venom on the hippocampus of rats. This toxin, called Tb V-4, was chosen since it shows remarkable convulsive activity.Male Wistar rats weighing 250g were used. The toxin (1.0μg/μl) was injected into the hippocampus. The animals were then submitted to electroencephalographic and behavioral examinations...
The aim of the present study was to investigate the effects of different periods of ovariectomy and 17β-estradiol replacement on apoptotic cell death and expression of members of the Bcl-2 family in the rat hippocampus.Hippocampi were obtained from rats in proestrus, ovariectomized (15days, 21days and 36days), ovariectomized for 15days and then treated with 17β-estradiol for 7 or 21days, and rats...
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