Titles
- An Enzymatic Spectrophotometric Method for the Determination of Phenylalanine in Blood1
- An Enzyme System for Replication of Duplex Circular DNA: The Replicative Form of Phage [Phi] X1741
- An Enzymic Defect in Ascites-Tumor Cells1
- An Error in Model Building [Editorial letter]1
- An Escherichia coli Replication Protein that Recognizes a Unique Sequence within a Hairpin Region in [Phi] X174 DNA1
- An Evaluation of the Sodium Amytal Sedation Test in Male Hypertensive Patients1
- An Examination of the Erosion in Legal Prohibitions against Euthanasia: A Tribute to Leo Alexander, M.D: Presented at the University of Notre Dame Law School, Notre Dame, Indiana1
- An Experiment on the Diffusion of Salmonella Cell Suspensions Through Filter Paper Strips1
- An Experimental Study of the Effect of Ligation of Pulmonary Veins in the Dog1
- An Experimental Test of the Framework Theory of Antigen-Antibody Precipitation1
- An Extracellular Darwinian Experiment with a Self-Duplicating Nucleic Acid Molecule1
- An Id-Related Helix-Loop-Helix Protein Encoded by a Growth Factor-Inducible Gene1
- An Illustrious Scientist's Life, Recounted With A Lyric Touch [Review of "The Statue Within: An Autobiography" by Francois Jacob]1
- An Immunologic Approach to the Conformational Equilibria of Polypeptides1
- An Incubation1
- An Inexpensive Narrow Pass Filter for 254 mu Ultraviolet (Iodine-Methyl Cellulose)1
- An Infective Factor Controlling Sex Compatibility in Bacterium coli1
- An Initial Problem Statement for a Machine Induction Research Project1
- An Instrumentation Crisis in Biology1
- An Intermediate in the Biosynthesis of Polyphenylalanine Directed by Synthetic Template RNA1