Nurturing Life Sciences
#Id: 5369
#Id: 7204
#Unit 5. Developmental Biology
#Id: 6246
#Unit 8. Inheritance Biology
#Id: 6731
#Id: 10059
#Unit 4. Cell Communication and Cell Signaling
#Id: 7786
#Unit 2. Cellular Organization
NLSs were first discovered through the analysis of mutations of the gene for large T-antigen encoded by simian virus 40 (SV40).