SOUTH SAN FRANCISCO, Calif., Aug. 11, 2021 (GLOBE NEWSWIRE) — GigaGen Inc., a biotechnology company advancing transformative antibody drugs for infectious diseases, transplant rejection and checkpoint resistant cancers, and a subsidiary of Grifols, announced today the first patient has been dosed in its Phase 1 clinical trial of GIGA-2050, the company’s recombinant hyperimmune polyclonal antibody drug designed to provide passive immunity to COVID-19 patients.

GIGA-2050 is comprised of more than 12,000 antibodies demonstrating strong neutralizing activity against natural SARS CoV-2 variants in laboratory studies, including the delta variant and other variants that have emerged globally since the beginning of the pandemic. GIGA-2050 encompasses the full diversity of anti-coronavirus antibodies captured from the convalescent serum of 16 exceptional responders to COVID-19.

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