Table 1.

Elemental analysis of polydopamine nanoparticles (NPs) and poly(L-DOPA) NPs.

	Elements
	C		O		Mn
	wt%	at%	wt%	at%	wt%	at%
Polydopamine NPs (PDA NPs)	9.40	12.15	90.52	87.53	0.08	0.02
Poly(L-DOPA) NPs (MNPs)	8.07	11.42	63.77	67.76	28.16	20.82