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. Author manuscript; available in PMC: 2017 Dec 1.
Published in final edited form as: J Inorg Biochem. 2016 Jul 27;165:170–180. doi: 10.1016/j.jinorgbio.2016.07.016

Table 1.

Physicochemical characterization of P3A1-MWCNT constructs.

DLS1
hydrodynamic
diameter in
water (SD2)		 Polydispersity
index in water
(SD)		 DLS
hydrodynamic
diameter in
saline (SD)		 Polydispersity
index in saline
(SD)		 ζ-potential
(SD)		 NTA3
hydrodynamic
diameter in
water (SD)
Uncoated
MWCNT 		152.0 nm
(± 0.6)
 0.262
(± 0.024)		 2826 nm
(± 390)		 0.572
(± 0.038)		 −58.8 mV
(± 4.6)		 171.5 nm
(± 1.8)
DSPE-PEG
coated MWCNT 		135.9 nm
(± 2.9)		 0.228
(± 0.001)		 136.4 nm
(± 0.7)		 0.248
(± 0.008)		 −17.4 mV
(± 0.5)		 132.7 nm
(± 3.4)
P3A1-
MWCNT[1] 		151.3 nm
(± 4.4)		 0.234
(± 0.032)		 138.3 nm
(± 0.9)		 0.235
(± 0.009)		 −12.7 mV
(± 0.9)		 138.9 nm
(± 4.9)
P3A1+
MWCNT[2] 		187.0
(± 1.4)		 0.230
(± 0.003)		 226.0 nm
(± 1.4)		 0.273
(± 0.011)		 −18.0 mV
(± 0.5)		 168.6 nm
(± 2.5)
1

dynamic light scattering (DLS);

2

standard deviation (SD);

3

nanoparticle tracking analysis (NTA)