The State of Exosomes Research: A Global Visualized Analysis

Figure 7

Cooccurrence analysis of global research about exosomes. (a) Mapping of keywords in the research on exosomes; the size of the points represents the frequency, and the keywords are divided into three clusters: mechanism research (left in blue), in vitro study (right in green), and in vivo study (down in red). (b) Distribution of keywords according to the mean frequency of appearance; keywords in blue appeared earlier than those in yellow and red colored keywords appeared later.

(a)

(b)