141. Memorandum from Daniel Nathans to Thomas B. Turner

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142. Memorandum from Daniel Nathans to W. Barry Wood

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143. Memorandum from Lincoln Gordon to the Faculties of Medicine and Hygiene and Public Health [on The Johns Hopkins University program in the Allied Health Sciences]

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144. Memorandum from W. Barry Wood to David E. Rogers

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145. Portrait of Daniel Nathans and Hamilton Smith with a model of DNA

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146. Purification of a Supernatant Factor That Stimulates Amino Acid Transfer from Soluble Ribonucleic Acid to Protein

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147. Puromycin Inhibition of Protein Synthesis: Incorporation of Puromycin into Peptide Chains

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148. SV 40 Prep

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149. SV 40 Prep

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150. Specific Cleavage of Simian Virus 40 DNA by Restriction Endonuclease of Hemophilus Influenzae

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151. Studies of SV40 DNA: VI. Cleavage of SV40 DNA by Restriction Endonuclease from Hemophilus Parainfluenzae

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152. Testimony before the House Subcommittee on Science, Research, and Technology. March 30, 1977. Daniel Nathans, Professor and Director, Department of Microbiology, Johns Hopkins University School of Medicine

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153. The Formation of Myeloma Protein by a Mouse Plasma Cell Tumor

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154. The Gordon Wilson Lecture: The New Genetics

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155. The Isolation of Simian Virus 40 Variants with Specifically Altered Genomes

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156. The Recombinant DNA Act

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