** Swiss biotech firm BioVersys BIOV.S shares up 4.3% at 36.20 Swiss francs
** UBS starts coverage with "buy" rating and PT of 48 francs, a 38.3% upside to the stock's last close
** Says the market does not fully reflect the "high probability of success" of the late stage trial data for co's lung infection drug BV100, due in H2 of 2027
** Estimates $430 mln in unadjusted peak sales for BV100, with a 70% probability of success
** If late-stage trial data shows superiority to Colistin, an antibiotic used to treat serious infections, and BIOV finds a strong partner, it could make up to $370 mln unadjusted peak sales just from China alone in RoW - brokerage
(Reporting by Kamal Choudhury in Bengaluru)
((Kamal.Choudhury@thomsonreuters.com;))