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. 2013 Nov 7;8(11):e79746. doi: 10.1371/journal.pone.0079746

Figure 1. Schematic diagrams of surgical procedures producing chronic denervation of gastrocnemius muscle in the right hind limb of rats.

Figure 1

(A) Group 1- immediate tibial nerve repair. (B) Group 2- delayed tibial nerve repair with sensory nerve protection from the sural nerve in reverse end-to-side neurorrhaphy. (C) Group 3- delayed tibial nerve repair with mixed nerve protection from the peroneal nerve in reverse end-to-side neurorrhaphy. (D) Group 4- delayed tibial nerve repair without nerve protection. (TN: tibial nerve; PN: peroneal nerve; SN: sural nerve; GM: gastrocnemius muscle).