Xytronyx Inc. announced Wednesday it has completed a $1.74million private placement.

The San Diego company (ASE:XYX) raised $3.2 million in May1992 in a private placement of units to internationalinstitutional investors. The current round raised money from agroup of private investors.

Xytronyx has marketed a Sun Alert self-adhesive ultravioletwarning badge and sells a PerioGuard periodontal tissuemonitor diagnostic kit outside the U.S. with Colgate-Palmolive.

The company develops and commercializes products based onbiotechnological research primarily in the areas of medicine,dentistry and veterinary medicine.

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