Low-Level Laser-Accelerated Peripheral Nerve Regeneration within a Reinforced Nerve Conduit across a Large Gap of the Transected Sciatic Nerve in Rats

Table 2

Morphometric parameters from the regenerated nerve tissue twelve weeks following implantation of GGT nerve conduits.

Morphometric parameters	GGT Group	GGT/LS Group	P
Medial nerve area (μm^2)	16,547 ± 544	20,163 ± 861***	<0.001
Nerve fiber diameter (μm)	8.72 ± 0.26	10.31 ± 0.18***	<0.001
Nerve fiber number (0.1 mm^2)	2,528 ± 314	3,322 ± 226**	0.002
Axon diameter (μm)	4.13 ± 0.51	5.85 ± 0.33***	<0.001
Myelin sheath thickness (μm)	2.26 ± 0.38	2.74 ± 0.11*	0.027

Significantly *P < 0.05, **P < 0.01, and ***P < 0.001 greater than GGT group.