An antibody oligonucleotide conjugate, comprised of a human transferrin receptor 1 targeting, effector function null, humanized IgG1 antibody, a MCC maleimide linker, and a double-stranded siRNA oligonucleotide targeting DUX4
an antibody oligonucleotide conjugate, comprised of a human transferrin receptor 1 targeting, effector function null, humanized igg1 antibody, a mcc maleimide linker, and a double-stranded sirna oligonucleotide targeting dux4