* Advanced Polymer Systems Inc., of Redwood City, Calif., and Biosource Technologies Inc., of Camarillo, Calif., agreed to settle litigation that alleged Advanced Polymer failed to pay minimum amounts under a melanin supply contract. Advanced Polymer registered to sell up to 200,000 shares, the proceeds of which may be used to cover the settlement amount.

* Dragon Pharmaceuticals Inc., of Vancouver, British Columbia, completed a private placement of 2 million shares at US$0.50 each. Proceeds will be used to fund ongoing biotechnology projects in China.

* Genentech Inc., of South San Francisco, implemented a biological and chemical reagent supply site operated by Chemdex Corp., of Palo Alto, Calif., which allows Genentech to efficiently make purchases by way of computer from more than 240,000 listed products listed by Chemdex.