Affiliation: | (1) Present address: National Institute for Physiological Science, Okasaki, Japan;(2) Present address: Laboratory of Oncology, Department of Life Sciences, Janssen Pharmaceutica, B-2340 Beerse, Belgium;(3) Department of Histochemistry and Medicine, Royal Postgraduate Medical School, Hammersmith Hospital, Du Cane Road, W12 OHS London, (England) |