** Spero Therapeutics Inc's shares SPRO.O rise 5% to $2.3
** Evercore ISI raises rating to "outperform" from "in
line"; PT to $8 from $2
** Brokerage says GSK deal makes a lot of sense given SPRO's
limited access to capital
** We see the deal itself not only as positive for future
cash flow, but it also affords flexibility to advance their
pipeline - Evercore
** SPRO said on Monday British drugmaker GSK Plc GSK.L to
take a stake in SPRO as part of licensing agreement for its
experimental antibiotic for complicated urinary tract infections
urn:newsml:reuters.com:*:nL4N30T2MV
** Including session gains, stock down ~86% YTD
(Reporting by Khushi Mandowara)
((Khushi.Mandowara@thomsonreuters.com;))