[Part 1: Biological Sciences] || Purification and Initial Characterization of Rat Interleukin 2Giovanni Di Sabato · Proceedings of the National Academy of Sciences of the United States of America · 1982

[Part 2: Biological Sciences] || Characterization of Corticotropin Receptors on Adrenocortical CellsDouglas I. Buckley and J. Ramachandran · Proceedings of the National Academy of Sciences of the United States of America · 1981

[Part 2: Biological Sciences] || Isolation and Characterization of Human Muscle CellsHelen M. Blau and Cecelia Webster · Proceedings of the National Academy of Sciences of the United States of America · 1981

[Part 2: Biological Sciences] || Characterization of Rat Calcitonin mRNASusan G. Amara, Denise N. David, Michael G. Rosenfeld, Bernard A. Roos and Ronald M. Evans · Proceedings of the National Academy of Sciences of the United States of America · 1980

[Part 2: Biological Sciences] || Isolation and Characterization of Human Actin GenesJoanne N. Engel, Peter W. Gunning and Larry Kedes · Proceedings of the National Academy of Sciences of the United States of America · 1981

[Part 2: Biological Sciences] || Detection and Partial Characterization of Proenkephalin mRNAUeli Gubler, Daniel L. Kilpatrick, Peter H. Seeburg, L. Patrick Gage and Sidney Udenfriend · Proceedings of the National Academy of Sciences of the United States of America · 1981

[Part 2: Biological Sciences] || Further Characterization of Brain Cholecystokinin-Converting EnzymesSteven W. Ryder, Eugene Straus and Rosalyn S. Yalow · Proceedings of the National Academy of Sciences of the United States of America · 1980

[Part 2: Biological Sciences] || Molecular Cloning and Characterization of Winter Flounder Antifreeze cDNAYuan Lin and Julie K. Gross · Proceedings of the National Academy of Sciences of the United States of America · 1981

Two Empires or Three?Ernst Mayr · Proceedings of the National Academy of Sciences of the United States of America · 1998

The Objects of SelectionErnst Mayr · Proceedings of the National Academy of Sciences of the United States of America · 1997

Generalized Riemannian GeometryLuther P. Eisenhart · Proceedings of the National Academy of Sciences of the United States of America · 1962

On Monothetic GroupsPaul R. Halmos and H. Samelson · Proceedings of the National Academy of Sciences of the United States of America · 1942

Stochastic Speculative PricePaul A. Samuelson · Proceedings of the National Academy of Sciences of the United States of America · 1971

Supplement || Front MatterProceedings of the National Academy of Sciences of the United States of America · 1983

Supplement || Biological Sciences Subject IndexProceedings of the National Academy of Sciences of the United States of America · 1983

Supplement || Physical Sciences Subject IndexProceedings of the National Academy of Sciences of the United States of America · 1983