Polyclonal F(ab')2 fragments of equine antibodies raised against the spike protein neutralize SARS-CoV-2 variants with high potency. - Cunha LER; Stolet AA; Strauch MA; Pereira VAR; Dumard CH; Gomes AMO; Monteiro FL; Higa LM; Souza PNC; Fonseca JG; Pontes FE; Meirelles LGR; et al. (IScience, 2021)