** Biotech co's shares VCNX.O rise 7% to $3.21 premarket
** Co says first clinical sites activated to screen and
enroll patients in an early-to-mid-stage studies of its novel
monoclonal antibody pepinemab in Alzheimer's disease and cancer
urn:newsml:reuters.com:*:nGNX8gFzFp
** Says early-stage study to look at pepinemab as a single
agent treatment for Alzheimer's disease, while a mid-stage study
will look at pepinemab in combination with Merck's MRK.N
Keytruda as front-line treatment for advanced, recurrent or
metastatic head and neck squamous cell carcinoma (HNSCC)
** Co says it plans to activate at least 13 U.S. sites for
the Alzheimer's study and 18 U.S. sites for HNSCC
** Up to last close, VCNX stock up about 45% YTD
(Reporting by Vishwadha Chander in Bengaluru)
((Vishwadha.Chander@thomsonreuters.com;))