MUC1 and Miyoshi myopathy: Because MM cancer cell lines and primary MM samples express the adenovirus receptor coxsackievirus and adenovirus receptor (CAR), the carcinoma-selective protein DF3/MUC1 and the integrins αvβ5 or αvβ3 are required for the internalization of the virus [98]; it was logical to use Ads that selectively deliver genes under the control of the DF3 promoter.