Also. . .

Lidak Pharmaceuticals announced that William N. Jenkins, a founding director of the company, was appointed chairman of the board, replacing Daniel J. Paracka, who resigned. Paracka had announced in November that he would resign as chairman and a director at the La Jolla-based company. . . . Palo Alto-based Hewlett-Packard Co. cut the price on its best-selling department network laser printer, HP LaserJet 5SiMX, 12% to $3,925, effective immediately.