** Shares of drug developer IFRX.O slump 80% to $7.12
premarket following disappointing results from mid-stage trial
testing its skin treatment
** IFRX's treatment, IFX-1, fails in a study on patients
with moderate to severe Hidradenitis Suppurativa, a painful
chronic inflammatory skin disease urn:newsml:reuters.com:*:nGNX9Wjg5
** Shares in ChemoCentryx Inc CCXI.O , which is developing
a similar treatment, sink ~28% to $8
** Brokerage Guggenheim downgrades IFRX to "neutral" from
"buy", cuts PT to $6 from $65; median PT is $61
** IFX-1 data "looks rather dull" and results were "very
disappointing" - SVB Leerink
** Given lack of details, investors likely to "shoot first,
ask questions later" - Leerink
** Up to Tuesday's close, IFRX up ~3% this year, CCXI up ~2%
(Reporting by Aakash Jagadeesh Babu in Bengaluru)
((Aakash.B@thomsonreuters.com; within the U.S. +16462238780,
outside the U.S. +91 80 67491576; Reuters Messaging:
Aakash.B.thomsonreuters.com@reuters.net))