Alpha tocopherol, also has a non anti-oxidant activity that corrrelates with inhibition of PKC-alpha isozyme activity. Several studies confirmed its role in ihhibition of vascular smooth umscle proliferation. Inhibition of stromal cell proliferation is an alternative method of prevention of BPH. The aim of this in vitro study is to confirm that alphatocopherol, by its ability to inhibit PKC-alp…