60
Participants
Start Date
April 27, 2023
Primary Completion Date
April 30, 2026
Study Completion Date
April 30, 2027
Bevacizumab
Given IV
Biopsy
Undergo tumor biopsy
Biospecimen Collection
Undergo blood sample collection
Pegcetacoplan
Given IV and SC
Pembrolizumab
Given IV
Questionnaire Administration
Ancillary studies
RECRUITING
Roswell Park Cancer Institute, Buffalo
National Cancer Institute (NCI)
NIH
Roswell Park Cancer Institute
OTHER