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. 2022 Feb 18;13:817844. doi: 10.3389/fmicb.2022.817844

FIGURE 3.

FIGURE 3

Multivesicular body pathways of exosome formation and release in mammals, plants and fungi. Commonalities, differences and unknowns are shown in the machinery by which exosomes are formed via multivesicular bodies (MVBs). Machinery which differs is indicated with colored text. Orange bars indicate fusion of MVBs with the plasma membrane. “?” indicates machinery that has not yet been well defined.