Learning Performance of Normal and MutantDrosophila after Repeated Conditioning Trials with Discrete Stimuli

This research was supported by National Institutes of Health Grant NS19904, the Mathers' Charitable Foundation, and the R. P. Doherty-Welch Chair in Science to R.L.D. We thank Gregg Roman, Yuzhong Cheng, and Dirk Jones for critical comments on this manuscript.

Correspondence should be addressed to Ronald L. Davis, Department of Molecular and Cellular Biology, Baylor College of Medicine, One Baylor Plaza, Houston, TX 77030. E-mail: rdavis{at}bcm.tmc.edu.