Weil, J H Effects of chemical modifications on the biological properties of s-RNA. [electronic resource] - Biochemical and biophysical research communications Apr 1964 - 447-52 p. digital Publication Type: Journal Article ISSN: 0006-291X Standard No.: 10.1016/0006-291x(64)90483-8 doi Subjects--Topical Terms: AlkylationBromine--pharmacologyGenetic CodeIn Vitro TechniquesLysine--metabolismPhenylalanine--metabolismRNA, Transfer--metabolism