Transforming Activity - T.P. #43 - 44 (image 1) Transforming Activity - T.P. #43 - 44 (image 1)

Contributor(s): Avery, Oswald Theodore, 1877-1955 Publication: Produced: 7 June 1943 Language(s): English Format: Still image Subject(s): Transformation, Genetic Genre(s): Archival Materials Laboratory notes Abstract: Caption by Maclyn McCarty reads: "Titration of the last preparation of purified DNA from pneumococcus type III before beginning the process of preparing the paper for publication. All procedures in the purification process had been carried out in the cold, except for treatment with ribonuclease and the Dubos enzyme hydrolyzing the capsular polysaccharide. This preparation showed transforming activity in 50% of the tubes containing 0.003 micrograms of the final product." Copyright: This item may be under copyright protection; contact the copyright owner for permission before re-use. Extent: 1 pages NLM Unique ID: 101584575X72 (See in Profiles in Science) Profiles in Science ID: CCAADE Permanent Link: http://resource.nlm.nih.gov/101584575X72 Archival Collection: The Oswald T. Avery Collection (Profiles in Science)