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Table 2 Colloidal stability of AuNPs with chitosan capping in different solutions

From: Shape-dependent cytotoxicity and cellular uptake of gold nanoparticles synthesized using green tea extract

Nanospheres				Nanostars			Nanorods
	Maximum SPR (nm)	Absorbance	%	Maximum SPR (nm)	Absorbance	%	Maximum SPR (nm)	Absorbance	%
Original	537	1.768	100	599	0.712	100	765	0.754	100
Deionized water	534	0.993	56.2	597	0.489	68.7	764	0.496	65.8
5 % BSA	535	1.093	61.8	597	0.500	70.2	767	0.543	72.0
5 % NaCl	535	0.966	54.6	608	0.458	64.3	765	0.457	60.6
PBS (pH 7.4)	535	1.000	56.6	604	0.473	66.4	763	0.422	56.0
DMEM	534	1.006	56.9	610	0.441	61.9	766	0.455	60.3
Full medium	533	1.155	65.3	592	0.665	93.4	783	0.605	80.2

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