Sex-dependent behavioral effects and morphological changes in the hippocampus after prenatal invasive interventions in rats: implications for animal models of schizophrenia. Email: martina. The hippocampus was examined histologically. RESULTS: Compared to male controls, in the alcove test both female controls and female animals with prenatal intervention spent less time in a dark box before entering an unknown illuminated area. Again, animals that received prenatal injection particularly females made more perseveration errors in the T-maze alternation task compared to controls.
20 Things You Didn't Know About... Rats
Sex differences in urinary odors produced by young laboratory rats (Rattus norvegicus).
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Sexual maturation data for Crl Sprague-Dawley rats: criteria and confounding factors.
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Eager owners of his pet rats included the Queen herself, and it's rumored—disturbingly—Beatrix Potter. Rats wear them down by continuously gnawing on everything around them, including cement, brick, wood, lead pipes, and other small animals. Thus a pair of brown rats can produce as many as 2, descendants in a year if left to breed unchecked. A rat matures sexually at age three to four months.