Thu 21 May, 2020 07:26 am
Laboratory research findings on the S309 antibody are reported in the May 18 edition of Nature. The title of the paper, available here, is: “Cross-neutralization of SARS-CoV and SARS-CoV2 by a human monoclonal antibody.”
Is the colon after "is" needed?
No, it is not necessary. It's the object of the verb "is".