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. 2013 Dec 10;8(12):e81492. doi: 10.1371/journal.pone.0081492

Table 1. Characterization of andrographolide nanoparticle preparations.

Particle size (nm) Zeta Potential (mV) Polydispersity Index AG Entrapment Efficiency (%)
179.6±12.6 −37.60±1.4 0.245±0.01 83.4±3.5

± SD (n = 4). Results expressed as mean