Table 1. Basic characteristics of poly(lactic-co-glycolic acid) NP, TG-loaded NP and KIM-1-TG-loaded NP.

	PLGA NP	TG-PLGA NP	KIM-1-TG-PLGA NP
Hydrodynamic diameter (nm)	105.2	110.5	200.4
PDI	0.204	0.234	0.221
Zeta potential (mV)	−35.2	−36.3	−38.6
Real diameter (nm)		90.1	91.3
Encapsulation efficiency (μg TG/ mg PLGA)		34	34

PLGA: Poly(lactic-coglycolic acid); TG NP: Thapsigargin-encapsulated PLGA nanoparticle; KIM-1: Kidney injury molecule-1; KIM-1-TG NP: KIM-1 antibody-conjugated TG-PLGA NP; PDI: Polydispersity index.