HOWARD HUGHES MEDICAL INSTITUTE 
SCIENTIFIC MEETINGS 
September 22-25, 1991 
October 13-16, 1991 
February 23-26, 1992 
March 8-11, 1992 
March 29-April 1, 1992 
May 17-20, 1992 
Signal Transduction and Its Consequences 
Transcriptional, Translational, and Post-translational Regulation 
The Analysis of Structure 
Molecular Approaches to Development 
Receptors and the Signals They Transduce 
Stem Cells, Lineages, and the Determination of Cellular Phenotype 
SCIENTIFIC CONFERENCES 
October 4-6, 1991 
November 17-20, 1991 
December 8-10, 1991 
Molecular Analysis of Chromosome Abnormalities in Human Leukemia 
and Lymphoma 
Dr. Janet D. Rowley, organizer 
Segment Polarity Gene Workshop 
Drs. Roeland Nusse and Norbert Perrimon, organizers 
HHMI Biopolymer Facilities Workshop 
Dr. Dan W. Crimmins, organizer 
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