Table 3.

Normalized data of NHAC-kn and hMSC on HDM_derm to control at 7 and 14 days

	Experimental time	NHAC-kn	hMSC
CPII/CPII CTR	7 days	2.02 ± 0.31**	0.90 ± 0.02
	14 days	2.07 ± 0.28**	0.97 ± 0.02 °
Aggrecan/Aggrecan CTR	7 days	0.92 ± 0.12	1.48 ± 0.04**
	14 days	1.58 ± 0.13°°	1.45 ± 0.03
TGF-β1/TGF-β1 CTR	7 days	0.95 ± 0.05	1.44 ± 0.01**
	14 days	1.22 ± 0.17 °	2.76 ± 0.06**,°°

Bonferroni t test (Mean ± SD, n = 8 replicates):

- between NHAC-kn and hMSC within each experimental time: **, p<0.005.

- between experimental times within each primary cell: °, p < 0.05; °°, p<0.005.