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Table 2 Content of individual flavonoids and phenolic acids determined in propolis extracts by liquid chromatography. Results are expressed in mg per gram of propolis sample

From: Propolis ethanolic extracts reduce adenosine diphosphate induced platelet aggregation determined on whole blood

   Phenolic Acids Flavonoids
No. Propolis sample Caffeic Acid p-Coumaric Acid Ferulic Acid Isoferulic Acid Apigenin Chrysin Galangin Kaempferol Luteolin Morin Naringenin Pinocembrin Pinocembrin-7- methylether Quercetin
1 Beli Manastir 2.753 2.347 3.743 2.959 0.751 n.d 12.038 1.281 9.845 n.d. 1.339 1.509 n.d. n.d.
2 Bjelovar 11.248 11.410 13.616 9.648 1.418 n.d. 27.950 4.604 8.174 n.d. 3.756 4.577 n.d. 1.033
3 Daruvar 2.362 0.931 0.926 n.q. 0.895 11.713 n.d. n.d. 0.930 n.d. 0.004 n.d. n.d. 0.460
4 Garešnica 3.524 2.477 1.345 n.q. 0.610 11.628 n.d. n.d. 0.213 n.d. 0.343 n.d. n.d. n.d.
5 Gospić 1.307 11.016 14.704 2.017 0.280 8.224 n.d. 3.501 0.642 0.839 n.q. 1.590 6.128 3.549
6 Hercegovina 0.772 2.838 3.837 1.163 0.371 0.959 n.d. 1.332 0.882 n.d. 0.766 n.d. n.d. n.d.
7 Karlovac 1 3.797 9.115 9.581 4.929 0.927 12.891 n.d. n.d. 2.262 3.126 2.070 1.684 n.d. 2.096
8 Karlovac 2 n.d. 2.037 2.064 0.591 2.679 n.d. 8.151 n.d. 1.195 n.d. n.d. n.d. n.d. 0.577
9 Kumanovo (FYRM) 1.812 0.590 0.177 1.886 0.490 9.090 0.644 0.706 1.616 n.d. 0.896 0.489 4.817 n.d.
10 Lika 8.639 2.076 1.885 5.314 1.571 n.d. 26.600 3.521 6.950 n.d. 3.741 4.033 n.d. 1.225
11 Lisice (BiH) 2.198 3.028 1.065 0.056 1.399 7.844 n.d. n.d. 0.642 0.004 0.032 0.429 n.d. n.d.
12 Metković 0.130 0.578 0.522 0.113 0.229 15.468 n.d. 0.245 0.063 n.d. 0.545 n.d. n.d. n.d.
13 Okučani 0.780 7.089 8.693 0.793 1.043 n.d. n.d. n.d. 1.370 n.d. 0.149 n.d. n.d. 0.224
14 Osijek 8.332 3.161 1.682 0.306 2.405 n.d. 0.538 n.d. 1.757 n.d. 0.719 n.d. n.d. 0.724
15 Pregrada n.q. 1.215 1.544 0.249 0.134 3.905 n.d. n.d. 1.428 0.730 0.220 n.d. n.d. n.d.
16 Costal Croatia n.q. 2.091 2.649 0.674 0.237 n.d. 4.894 0.827 0.236 n.d. 0.249 n.d. n.d. 1.430
17 Sisak 0.110 1.201 1.332 0.720 0.310 20.690 1.445 0.438 0.941 n.d. n.d. n.d. n.d. n.d.
18 Slavonija 6.084 4.241 4.908 4.461 0.868 51.839 1.135 2.049 9.734 n.d. 3.580 n.d. n.d. 0.548
19 Varaždin 3.304 3.372 3.672 2.347 1.165 47.355 n.d. 3.416 7.837 n.d. 1.410 n.d. 1.697 n.d.
20 Virovitica 1 1.249 5.134 6.310 1.769 0.348 n.d. 7.043 0.912 1.644 0.338 0.794 1.232 2.471 1.217
21 Virovitica 2 5.286 1.499 2.255 n.q. 3.038 6.311 n.d. 7.772 1.606 n.d. 0.076 n.d. n.d. 0.599
  1. n.d. not detected, n.q. not quantified