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Proceedings of the National Academy of Sciences of the United States of America|May 24, 1994
Implanted fibroblasts genetically engineered to produce brain-derived neurotrophic factor prevent 1-methyl-4-phenylpyridinium toxicity to dopaminergic neurons in the ratD M Frim, T A Uhler, W R Galpern, et al.
Optics Letters|September 11, 2009
High-gain erbium-doped traveling-wave fiber amplifierE Desurvire, J R Simpson, P C Becker
Optics Letters|September 16, 2009
Transient gain and cross talk in erbium-doped fiber amplifiersC R Giles, E Desurvire, J R Simpson
Physiology & Behavior|March 1, 1991
Impact of changes in housing condition on mouse natural killer cell activityL Hoffman-Goetz, J R Simpson, Y Arumugam
Xenotransplantation|January 22, 2003
Immune parameters relevant to neural xenograft survival in the primate brainF Cicchetti, W Fodor, T W Deacon, et al.
Cancer Clinical Trials|January 1, 1980
Recruitment of patients to cooperative group clinical trialsJ Y Lee, J E Marks, J R Simpson
Science (New York, N.Y.)|August 16, 1974
Ammonia flux into the atmosphere from a grazed pastureO T Denmead, J R Simpson, J R Freney
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