Polymeric Nanoparticles of Brazilian Red Propolis Extract: Preparation, Characterization, Antioxidant and Leishmanicidal Activity

Table 5 Efficiency of encapsulation (%) and non-encapsulation proportion (%) of the flavonoid marker compounds present in nanoparticles of red propolis extract

	(%) Efficiency of encapsulation of flavonoids using UPLC-DAD
Composition	(%) E.E.	(%) N.E.	∑ (%E.E. + %N.E.)
NRPE A1	85.15	14.79ª	96.25
NRPE A2	65.74	39.47^b	105.20
NRPE A3	72.76	41.48ª	114.24
NRPE A4	79.49	26.09^c	105.58
NRPE A5	77.01	18.82^d	95.83

Mean values and standard deviation determinate in triplicate
E.E. efficiency of encapsulation, N.E. non-encapsulated
^aExternal determination of formononetin
^bExternal determination of liquiritigenin + pinobanksin + isoliquiritigenin + formononetin
^cExternal determination of liquiritigenin and formononetin
^dExternal determination of liquiritigenin + isoliquiritigenin + formononetin