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The broad spectrum of biological activities is dependent on the chemical diversity of its composition which is determined by the floral sources at the site of collection. For the first time, the chemical composition of Guinean propolis as well as its physicochemical properties, phenolic composition, and antioxidant activity was assessed. Eight compounds were identified through LC\/DAD\/ESI-MS <jats:sup>n<\/jats:sup> , mostly isoflavonoids, resembling Nigerian and Brazilian red propolis from the genus Dalbergia. <\/jats:p>","DOI":"10.1177\/1934578x19844138","type":"journal-article","created":{"date-parts":[[2019,5,8]],"date-time":"2019-05-08T11:54:16Z","timestamp":1557316456000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":7,"title":["A First Approach to the Chemical Composition and Antioxidant Potential of Guinea-Bissau Propolis"],"prefix":"10.1177","volume":"14","author":[{"given":"Soraia I.","family":"Falc\u00e3o","sequence":"first","affiliation":[{"name":"Centro de Investiga\u00e7\u00e3o de Montanha (CIMO), Instituto Polit\u00e9cnico de Bragan\u00e7a, Campus de Santa Apol\u00f3nia, Bragan\u00e7a, Portugal"}]},{"given":"M\u00e9lissa","family":"Lopes","sequence":"additional","affiliation":[{"name":"Centro de Investiga\u00e7\u00e3o de Montanha (CIMO), Instituto Polit\u00e9cnico de Bragan\u00e7a, Campus de Santa Apol\u00f3nia, Bragan\u00e7a, Portugal"}]},{"given":"Miguel","family":"Vilas-Boas","sequence":"additional","affiliation":[{"name":"Centro de Investiga\u00e7\u00e3o de Montanha (CIMO), Instituto Polit\u00e9cnico de Bragan\u00e7a, Campus de Santa Apol\u00f3nia, Bragan\u00e7a, Portugal"}]}],"member":"179","published-online":{"date-parts":[[2019,5,8]]},"reference":[{"key":"bibr1-1934578X19844138","doi-asserted-by":"publisher","DOI":"10.1039\/c0np00072h"},{"key":"bibr2-1934578X19844138","doi-asserted-by":"publisher","DOI":"10.1016\/j.jpba.2006.03.002"},{"key":"bibr3-1934578X19844138","doi-asserted-by":"publisher","DOI":"10.1002\/pca.2412"},{"issue":"11","key":"bibr4-1934578X19844138","first-page":"0600101","volume":"1934578","author":"Bankova V.","year":"2006","journal-title":"Nat Prod Commun"},{"key":"bibr5-1934578X19844138","author":"Minist\u00e9rio de Desenvolvimento Rural e Agricultura, Recursos Naturais e Ambiente, Rep\u00fablica da Guin\u00e9-Bissau","year":"2000","journal-title":"Bissau"},{"key":"bibr6-1934578X19844138","doi-asserted-by":"publisher","DOI":"10.1081\/JLC-120023254"},{"key":"bibr7-1934578X19844138","doi-asserted-by":"publisher","DOI":"10.1080\/00218839.2018.1430979"},{"key":"bibr8-1934578X19844138","doi-asserted-by":"publisher","DOI":"10.1007\/s11746-013-2324-y"},{"key":"bibr9-1934578X19844138","doi-asserted-by":"publisher","DOI":"10.1590\/S0103-50532004000600026"},{"key":"bibr10-1934578X19844138","unstructured":"Bogdanov S. 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