Figure 5 | Scientific Reports

Figure 5

From: Design and optimization of metformin hydrophobic ion pairs for efficient encapsulation in polymeric drug carriers

Figure 5

Morphology and particle size of different complexes. (A) Appearance of different complex suspensions, (B) particle size of complexes determined using dynamic light scattering, (C) Transmission electron microscopy (TEM) images of different MET complexes stained with 2% uranyl acetate (scale bar = 50 nm) (Charge ratios used; Carbopol/MET complex (CB/MET); 2:1, tannic acid/MET complex (TA/MET); 3.3: 1, and sodium dodecyl sulfate/MET complex (SDS/MET) 1: 1 (above critical micelle concentration); PDI; polydispersity index.

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