(4) In addition to anticancer therapeutic drugs, exosomes can likewise deliver several tumor antigens, nanobodies, apoptotic-containing proteins, proteasomes, deficient or mutant anti-apoptosis proteins, tumor and tissue-specific peptides, transferrins, and lactoferrins within tumor cells for targeting remedy (Aspe et al., 2014; Cho et al., 2005; Hall et al., 2016; Hung & Leonard, 2015; Kooijmans et al., 2016; Lai et al., 2012; Malhotra et al., 2016). This evidence concerns the gene LTF and neoplasm.