** Shares of drug developer Kezar Life Sciences KZR.O jump
~11% to $9.80 in extended trading
** KZR says FDA cleared investigational new drug application
for its drug zetomipzomib urn:newsml:reuters.com:*:nBw3cBH5Sa
** Co plans to test zetomipzomib as a potential treatment of
autoimmune hepatitis (AIH), in which the immune system attacks
the liver and causes inflammation and tissue damage
** Adds that its PORTOLA trial will evaluate safety and
efficacy of zetomipzomib in AIH patients who are insufficiently
responding to standard of care or have relapsed
** As of last close, stock down 47.4% YTD
(Reporting by Bhanvi Satija in Bengaluru)
((Bhanvi.Satija@thomsonreuters.com; Outside U.S. +91
9873062788;))