Fig. 1From: Multiple myeloma-derived exosomes are enriched of amphiregulin (AREG) and activate the epidermal growth factor pathway in the bone microenvironment leading to osteoclastogenesisa Box plot represents the median level of AREG expression of 11 monoclonal gammopathy of undetermined significance (MGUS), 133 MM patients at diagnosis, and 9 plasma cell leukemia (PCL) (GSE16122). b Representative AFM image of MM1.S exosomes. c Total proteins were extracted from MM1.S cells, MM1.S exosomes (exo), and exosome-deprived conditioned medium (cm-exo) and were subjected to western blot analysis with an antibody against AREGBack to article page