** Shares of drug developer Kezar Life Sciences KZR.O drop
nearly 9% to $0.81 in early trade
** Kezar says it would discontinue its mid-stage trial for
its experimental drug in patients with active lupus nephritis
** Says it would focus its resources on the development of
the drug zetomipzomib for autoimmune hepatitis
** Earlier this month, the U.S. Food and Drug Administration
placed a clinical hold on the trial of the drug for lupus
** Separately, company also rejects a takeover proposal from
Concentra Biosciences for $1.10/share plus contingent value
right, saying "the deal substantially undervalues it"
** Stock down 5.6% YTD, as of last close
(Reporting by Savyata Mishra in Bengaluru)
((Savyata.Mishra@thomsonreuters.com))