FranÃ§ois Jacob's letter to Matt Meselson about his planned trip to Meselson's lab.
James Darnell studied how chemical signals turn eukaryotic genes on and off.
François Jacob, Cold Spring Harbor, 1953 meeting. Source: Cold Spring Harbor Laboratory Archives.
Alfred Hershey and Martha Chase at Cold Spring Harbor, 1953.
Alfred Hershey and Seymour Benzer at Cold Spring Harbor Laboratory, 1953 Symposium.
François Jacob talks about how enzyme production was viewed at the time they were beginning their experiments.
François Jacob explains why Jacques Monod chose to work with the lactose system.
FranÃ§ois Jacob talks about molecules thought to be unique to species
Barbara McClintock working in the cornfield at Cold Spring Harbor Laboratory.
Relaxing during a break at the 1953 Cold Spring Harbor Symposium on Viruses: (L-R) Raymond Appleyard, George Bowen, Martha Chase, June Dixon.