نتایج جستجو برای: sprague
تعداد نتایج: 19238 فیلتر نتایج به سال:
Human drug experimentation begins during late childhood and early adolescence, a critical time in physical and CNS development, when the immature CNS is vulnerable to the long-term effects of psychoactive drugs. Few preclinical animal studies have investigated responses to such drugs in a developmental stage equivalent to late childhood of humans. We used a rodent model to examine behavioral re...
Earlier we reported that in a number of experiments pineal melatonin production in rats under constant laboratory conditions displayed seasonal rhythms but subsequently were not always able to confirm this. Since there was no indication under which conditions such rhythms may be present, we performed four consecutive identical experiments with untreated female Sprague-Dawley rats within the sam...
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