Environmental influences on cognitive decline in aged rats.

  title={Environmental influences on cognitive decline in aged rats.},
  author={Gordon Winocur},
  journal={Neurobiology of aging},
  volume={19 6},
Two experiments are reported in which young and old rats, housed in an impoverished (IE), enriched (EE), or standard (SE), environment, were tested on a series of complex, blind-alley mazes. In Experiment 1, 3-months exposure to IE exacerbated age differences in maze performance, relative to the differences between young and old rats in EE and SE. Old rats in the EE and SE conditions did not differ from each other. In Experiment 2, rats were raised for an additional 3 months in either IE or EE… CONTINUE READING

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