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. 2018 Feb 1;17:15. doi: 10.1186/s12938-018-0445-0

Fig. 4.

Fig. 4

Hematoxylin and Eosin stain of the rat hearts after 2 h of decellularization showed more profound decellularization in the pulsatile group. The vascular structures are visible in the pulsatile group (arrow)