%0 Letter %T The 9aaTAD Activation Domains in the Yamanaka Transcription Factors Oct4, Sox2, Myc, and Klf4. %A Piskacek M %A Otasevic T %A Repko M %A Knight A %J Stem Cell Rev Rep %V 17 %N 5 %D 10 2021 %M 34342803 %F 6.692 %R 10.1007/s12015-021-10225-8 %X