Studies on Preparation and Characterization of Polyelectrolyte Complex of Gum Kondagogu and Chitosan: pH-Induced Changes in Swelling, Stability and Bound Water Content

The Development, Formulation, and Assessment of Polyelectrolytic Complexes of an Anticancer Compound (Vinorelbine Tartarate)

“…The effect of ion strength was determined by taking different concentrations of (0-100 mM) of NaCl were added to gum solution at pH 5, and the remaining procedure was repeated as specified above. 31…”

A Review of Gum Hydrocolloid Polyelectrolyte Complexes (PEC) for Biomedical Applications: Their Properties and Drug Delivery Studies

“…Gellan gum (G) Chitosan (C) (% w/v) ratio G:C of (1.5, 1.75, 2):1, acid and alkaline condition [24] Gum Arabic (A) Chitosan % weight ratio A:C = 7:3 [25] Xanthan gum (X) Chitosan % weight ratio X:C = (2-10):0.5, spray dried and freeze dried [26] Carboxymethylated cashew gum Chitosan pH 4, ionic strength 0.05, molar charge ratio n + /n − : 0.1 to 20 [27] Gellan gum Acrylic ion exchange resin Weight ratio polyanion solution:acrylic ion exchange resin = 5:5, pH 5.5, 25 Gellan gum TiO 2 , ZnO, Ag nanoparticles (NP) (gram) weight ratio G:NP = 1:0.2, 1:0.4, and 1:0.6 [30] Gum karaya (K) Chitosan (gram) Weight ratio K:C = 0.938:0.062 [31] Methacrylated gellan gum (MeGG) Chitosan Ratio MeGG:C = 2:1, 1:1, and 1:2. pH MeGG 5.42 (−17 mV), pH Chitosan 4.06 (+38 mV) [32] Xanthan gum Chitosan % weight ratio X:C = 2:1, 1:1, and 0.5:1, 25 • C, volume of each polymers is 37.5 mL [33] Xanthan gum Ozarelix (O) Mass ratio X:O = 1:6, each polymer was dissolved in pH 6 of deionized water [34] Carboxymethyl gum kondagogu (CMGK) Chitosan (% w/v) ratio CMGK:C = 0.01:0.05 until 0.1:0.2 (statistical studies) [35] Gum ghatti (GG) Chitosan (% w/v) ratio GG:C = 0.1:0.05 until 0.5:0.25 (statistical studies) [36] Gum kondagogu (GKG) Chitosan Weight ratio GKG:C = 10:1 until 50:1, pH 1.2-6.0 [37] Gum odina (GO) Chitosan Weight ratio GO:C = 4:1, 5:1, 6:1. pH 4.5 [38] Xanthan gum Chitosan (% w/v) ratio X:C = 0.7:0.7 and 1.0:0.7 with pH Chitosan 4.5 and 6.2 [39] Alginate Chitosan Weight ratio polyanion:C = 75:75 [40] Xanthan gum…”