1
Howard Eichenbaum is in the Department of Psychology,
Boston University, Boston, Massachusetts 02215
, USA. hbe@bu.edu
2
Kristen Harris is in the Department of Biology, Boston
University, Boston, Massachusetts 02215,
USA. harrisk@bio.bu.edu
Mice lacking NMDA receptors in hippocampal area CA1 are deficient
in spatial memory. They also have nonspatial memory deficits, which are overcome
by environmental enrichment.