Joseph (Yossi) Sperling, Professor The Hilda Pomeraniec Professorial Chair of Organic Chemistry E-mail:   j.sperling@weizmann.ac.il Phone:    +972-8-934-2509, 2414 Fax:       +972-8-934-4142 Room:     Kimmelman 361 The pre-mRNA processing machine: Functional characterization and 3-D image reconstruction. Gold chemistry in biology and microelectronics.