Corrections and Clarifications


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Science  11 Dec 1981:
Vol. 214, Issue 4526, pp. 1196
DOI: 10.1126/science.214.4526.1196-e


In his work probing chromatin with DNAse I, Harold Weintraub (Research News, 13 Nov., p. 775) collaborated with Mark Groudine of the Hutchinson Cancer Center. He did his work using S1 nuclease with Alf Larsen of the Hutchinson Cancer Center, and his work on transformed cells in collaboration with Thomas Graf and Hartmut Berg of the German Cancer Research Center in Heidelberg.