** Shares of drug developer Nurix Therapeutics NRIX.O jump 19.6% to $21.63 premarket
** NRIX said 75% of patients demonstrated objective response rate in early-stage trial for blood cancer drug Bexobrutideg (NX-5948), with mostly mild side effects
** Drug is aimed at degrading BTK, a protein that drives the disease
** NRIX set to open at its highest after a year if current gains hold
** Stock down nearly 4% YTD, up to last close
(Reporting by Utkarsh Tushar Hathi)
((utkarshtushar.hathi@thomsonreuters.com))