* Hoffman-La Roche Inc., of Nutley, N.J., said it has resolved manyof the issues raised in an Oct. 25 warning letter received from theFood and Drug Administration over contamination problemsinvolving several products. A La-Roche spokesman said the companyhas "agreed to make adjustments" in other cases.
* Quantech Ltd., of St. Paul, Minn., said its shareholders approved adoubling in the number of authorized shares of stock, to 120 millionfrom 60 million. A development-stage company, Quantech expects tomake a 510(k) submission to the FDA early next year for its surfaceplasmon resonance technology for the critical care diagnostic market.
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