Skip to main content
. 2014 Dec 1;9(12):e113653. doi: 10.1371/journal.pone.0113653

Figure 4. Homing of Tregs to ischemic hearts after their intravenous injection.

Figure 4

(A–C) Frozen heart sections 1 day after intravenous (i.v.) injection of DiI-labeled Tregs. (D–F) Frozen heart sections 4 days after i.v. injection of DiI-labeled Tregs. (G–I) Frozen heart sections 7 days after i.v. injection of DiI-labeled Tregs. (J–L) Frozen heart sections 4 days after i.v. injection of DiI-labeled no-Tregs. (M–O) Frozen heart sections 4 days after i.v. injection of DiI-labeled Tregs sham mice. (Q) Treg numbers are significantly increased by day 4 post i.v. injection. p based on Kruskal-Wallis; **p<0.001, ***p<0.0001 based on Dunn's multiple comparison test. n (day 1) = 8; n (day 4) = 10; n (day 7) = 8, MI no-Treg cells (n = 8), Sham (n = 8).