Studies on the chemical nature of the substance inducing transformation of pneumococcal types. Induction of transformation by a deoxyribonucleic acid fraction isolated from pneumococcus type III.

Demonstration that deoxyribonucleic acid (DNA) is the basic material responsible for genetic transformation. Digital facsimile from PubMedCentral at this link.

Followed by: McCarty & Avery, "Studies on the chemical nature of the substance inducing transformation of pneumococcal types. II. Effect of deoxyribonuclease on the biological activity of the transforming substance. III. An improved method for the isolation of the transforming substance and its application to pneumococcus types II, III, and VI, " J. exp. Med. , 83 (1946) 89-104.