abstract |
[Problem] The present invention provides an antibody-drug conjugate (ADC). The present invention also provides a conjugate of an anti-CD71 antibody or an antigen-binding fragment thereof with a drug. The present invention further provides a conjugate of Fab' with a drug. The present invention additionally provides a composition for delivering a drug to a tissue or a cell of a muscle or the like, which contains any one of the above-mentioned conjugates. [Solution] A conjugate of an anti-CD71 antibody or an antigen-binding fragment thereof with a drug; and a conjugate of Fab' of an antibody with a drug. |