** Shares of drug developer Silexion Therapeutics SLXN.O rise 11% to $3.75 premarket
** Says its experimental cancer drug, SIL204, showed strong activity in lab tests, targeting a wide range of KRAS mutations linked to aggressive cancers
** Reports inhibition rates between 83.5% and 99.7% in 11 human cancer cell lines, including its first data in gastric cancer and expanded results in colorectal cancer
** SIL204 also showed high potency against the G12R mutation, which affects about 17% of pancreatic cancer patients
** Plans to start mid-to-late stage trials in the first half of 2026
** As of last close, stock down 88% YTD
(Reporting by Kamal Choudhury in Bengaluru)
((Kamal.Choudhury@thomsonreuters.com;))