G2 delay induced by nitrogen mustard in human cells affects cyclin A/CDK2 and cyclin B/CDC-2 kinase complexes differently - O'Connor,P.M.; Ferris,D.K.; Pagano,M.; Draetta,G.; Pines,J.; Hunter,T.; Longo,D.L.; Kohn,K.W. (J Biol Chem, 1993)