NewslettersIntestinal Cell News Merus Announces First Patient Dosed in Phase II Trial of Petosemtamab in 2L CRC By Emily Salmini - July 9, 2024 0 106 Merus announced that the first patient has been dosed in the Company’s Phase II trial evaluating petosemtamab, a Biclonics® targeting EGFR and LGR5, in combination with standard chemotherapy in second line metastatic colorectal cancer. [Merus] Press Release