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Table 4 Total flavonoids, phenolic, and anthocyanin content of propolis extracted with ethanol and methylal. Also, particle size, polydispersion index, and zeta potential of propolis extract-loaded nanoparticles in suspension

From: Encapsulation of propolis extracted with methylal in the chitosan nanoparticles and its antibacterial and cell cytotoxicity studies

Compounds

Phenolic

μg/ml

Flavonoids

μg/ml

DPPH

Average particle size(nm)

Polydispersity index (PDI)

Zeta potential(mV)

Chitosan-TPP

   

130

0.44

35.5

PE

1180

4103

92.52 ± 0.13 a

-

-

-

PM

1361

5628

89.57 ± 0.093 b

-

-

-

PE-CH

152

620

36.50 ± 1.12 b

361

0.166

30.3

PM-CH

142.8

581

43.90 ± 0.19

420

0.105

48.6