Over-expression of a zeatin O-glucosylation gene in maize leads to growth retardation and tasselseed formation.
Pineda Rodo A, Brugière N, Vankova R, Malbeck J, Olson JM, Haines SC, Martin RC, Habben JE, Mok DW, Mok MC. J Exp Bot. 2008; 59(10):2673-86. Epub 2008 May 31.