Canine Natural Killer Cell-Derived Exosomes Exhibit Antitumor Activity in a Mouse Model of Canine Mammary Tumor

Figure 3

Characterization of canine NK-exosomes. (a) Using nanoparticle tracking analysis, the size of NK cell-derived exosomes (NK-exosomes) was analyzed. (b) Specific markers (CD63, CD81, Alix, HSP70, TSG101, Perforin 1, and Granzyme B) were analyzed in NK-exosomes using western blot analysis.

(a)

(b)