{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,30]],"date-time":"2025-10-30T22:15:57Z","timestamp":1761862557269},"reference-count":31,"publisher":"American Chemical Society (ACS)","issue":"6","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J. Nat. Prod."],"published-print":{"date-parts":[[2006,6,1]]},"DOI":"10.1021\/np060046r","type":"journal-article","created":{"date-parts":[[2006,6,10]],"date-time":"2006-06-10T14:57:07Z","timestamp":1149951427000},"page":"950-953","source":"Crossref","is-referenced-by-count":36,"title":["Euphoportlandols A and B, Tetracylic Diterpene Polyesters from <i>Euphorbia <\/i><i>p<\/i><i>ortlandica <\/i>and Their Anti-MDR Effects in Cancer Cells"],"prefix":"10.1021","volume":"69","author":[{"given":"Ana M.","family":"Madureira","sequence":"first","affiliation":[{"name":"CECF, Faculdade de Farm\u00e1cia da Universidade de Lisboa, Avenida das For\u00e7as Armadas, 1600-083 Lisboa, Portugal, Department of Medical Microbiology, University of Szeged, H-6720, Szeged, Hungary, CQE, Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, 1049-001 Lisboa, Portugal, and CQFB\/REQUIMTE, Faculdade de Ci\u00eancias e Tecnologia da Universidade Nova de Lisboa, 2829-516, Caparica, Portugal"}]},{"given":"Nora","family":"Gy\u00e9m\u00e1nt","sequence":"additional","affiliation":[{"name":"CECF, Faculdade de Farm\u00e1cia da Universidade de Lisboa, Avenida das For\u00e7as Armadas, 1600-083 Lisboa, Portugal, Department of Medical Microbiology, University of Szeged, H-6720, Szeged, Hungary, CQE, Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, 1049-001 Lisboa, Portugal, and CQFB\/REQUIMTE, Faculdade de Ci\u00eancias e Tecnologia da Universidade Nova de Lisboa, 2829-516, Caparica, Portugal"}]},{"given":"Jos\u00e9 R.","family":"Ascenso","sequence":"additional","affiliation":[{"name":"CECF, Faculdade de Farm\u00e1cia da Universidade de Lisboa, Avenida das For\u00e7as Armadas, 1600-083 Lisboa, Portugal, Department of Medical Microbiology, University of Szeged, H-6720, Szeged, Hungary, CQE, Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, 1049-001 Lisboa, Portugal, and CQFB\/REQUIMTE, Faculdade de Ci\u00eancias e Tecnologia da Universidade Nova de Lisboa, 2829-516, Caparica, Portugal"}]},{"given":"Pedro M.","family":"Abreu","sequence":"additional","affiliation":[{"name":"CECF, Faculdade de Farm\u00e1cia da Universidade de Lisboa, Avenida das For\u00e7as Armadas, 1600-083 Lisboa, Portugal, Department of Medical Microbiology, University of Szeged, H-6720, Szeged, Hungary, CQE, Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, 1049-001 Lisboa, Portugal, and CQFB\/REQUIMTE, Faculdade de Ci\u00eancias e Tecnologia da Universidade Nova de Lisboa, 2829-516, Caparica, Portugal"}]},{"given":"Joseph","family":"Moln\u00e1r","sequence":"additional","affiliation":[{"name":"CECF, Faculdade de Farm\u00e1cia da Universidade de Lisboa, Avenida das For\u00e7as Armadas, 1600-083 Lisboa, Portugal, Department of Medical Microbiology, University of Szeged, H-6720, Szeged, Hungary, CQE, Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, 1049-001 Lisboa, Portugal, and CQFB\/REQUIMTE, Faculdade de Ci\u00eancias e Tecnologia da Universidade Nova de Lisboa, 2829-516, Caparica, Portugal"}]},{"given":"Maria-Jos\u00e9 U.","family":"Ferreira","sequence":"additional","affiliation":[{"name":"CECF, Faculdade de Farm\u00e1cia da Universidade de Lisboa, Avenida das For\u00e7as Armadas, 1600-083 Lisboa, Portugal, Department of Medical Microbiology, University of Szeged, H-6720, Szeged, Hungary, CQE, Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, 1049-001 Lisboa, Portugal, and CQFB\/REQUIMTE, Faculdade de Ci\u00eancias e Tecnologia da Universidade Nova de Lisboa, 2829-516, Caparica, Portugal"}]}],"member":"316","published-online":{"date-parts":[[2006,5,10]]},"reference":[{"key":"np060046rb00001\/np060046rb00001_1","first-page":"205","volume":"62","author":"Hartwell J. L.","year":"1969","journal-title":"Lloydia"},{"key":"np060046rb00002\/np060046rb00002_1","doi-asserted-by":"crossref","first-page":"2431","DOI":"10.1021\/jm0111301","volume":"45","author":"Hohmann J.","year":"2002","journal-title":"J. Med. Chem."},{"key":"np060046rb00003\/np060046rb00003_1","first-page":"174","volume":"1","author":"Krishna R.","year":"2001","journal-title":"Curr. Med. Chem."},{"key":"np060046rb00004\/np060046rb00004_1","doi-asserted-by":"crossref","first-page":"30","DOI":"10.1186\/1475-2867-5-30","volume":"5","author":"Choi C. H.","year":"2005","journal-title":"Cancer Cell. Int."},{"key":"np060046rb00005\/np060046rb00005_1","doi-asserted-by":"crossref","first-page":"49","DOI":"10.1055\/s-2004-827231","volume":"70","author":"Madureira A. M.","year":"2004","journal-title":"Planta Med."},{"key":"np060046rb00006\/np060046rb00006_1","first-page":"84","volume":"70","author":"Valente C.","year":"2004","journal-title":"Planta Med."},{"key":"np060046rb00007\/np060046rb00007_1","first-page":"4178","volume":"25","author":"Ferreira M. J. U.","year":"2005","journal-title":"Anticancer Res."},{"key":"np060046rb00008\/np060046rb00008_1","first-page":"168","volume":"72","author":"Duarte N.","year":"2006","journal-title":"Planta Med."},{"key":"np060046rb00009\/np060046rb00009_1","first-page":"1600","volume":"47","author":"Japukovic J.","year":"1998","journal-title":"Phytochemistry"},{"key":"np060046rb00010\/np060046rb00010_1","doi-asserted-by":"crossref","DOI":"10.1021\/np970507w","volume":"61","author":"Appendino G.","year":"1998","journal-title":"J. Nat. Prod."},{"key":"np060046rb00011\/np060046rb00011_1","doi-asserted-by":"crossref","DOI":"10.1021\/jm050321r","volume":"48","author":"Corea G.","year":"2005","journal-title":"J. Med. Chem."},{"key":"np060046rb00012\/np060046rb00012_1","unstructured":"Gaussian 03, Revision C.02; Gaussian, Inc.\u2009 Wallingford. CT, 2004."},{"key":"np060046rb00013\/np060046rb00013_1","first-page":"1139","volume":"58","author":"Abdelgaleil S. A. M.","year":"2001","journal-title":"Phytochemistry"},{"key":"np060046rb00014\/np060046rb00014_1","doi-asserted-by":"crossref","first-page":"3222","DOI":"10.1016\/S0040-4020(97)00032-X","volume":"53","author":"\u00d6ks\u00fcz S.","year":"1997","journal-title":"Tetrahedron"},{"key":"np060046rb00015\/np060046rb00015_1","first-page":"1619","volume":"47","author":"Japukovik J.","year":"1998","journal-title":"Phytochemistry"},{"key":"np060046rb00016\/np060046rb00016_1","doi-asserted-by":"crossref","DOI":"10.1021\/np960669c","volume":"60","author":"Hohmann J.","year":"1997","journal-title":"J. Nat. Prod."},{"key":"np060046rb00017\/np060046rb00017_1","first-page":"1776","volume":"26","author":"Teresa J. P.","year":"1987","journal-title":"Phytochemistry"},{"key":"np060046rb00018\/np060046rb00018_1","first-page":"4347","volume":"36","author":"Audier H. E.","year":"1966","journal-title":"Tetrahedron Lett."},{"key":"np060046rb00019\/np060046rb00019_1","first-page":"1924","volume":"12","author":"Cabrera G. M.","year":"1995","journal-title":"J. Nat. Prod."},{"key":"np060046rb00020\/np060046rb00020_1","doi-asserted-by":"crossref","first-page":"1022","DOI":"10.1016\/S0031-9422(00)90604-6","volume":"35","author":"Greca M. D.","year":"1994","journal-title":"Phytochemistry"},{"key":"np060046rb00021\/np060046rb00021_1","doi-asserted-by":"crossref","first-page":"1253","DOI":"10.1016\/0031-9422(92)80271-F","volume":"31","author":"Janu\u00e1rio A. H.","year":"1992","journal-title":"Phytochemistry"},{"key":"np060046rb00022\/np060046rb00022_1","first-page":"542","volume":"23","author":"Takahashi K.","year":"1975","journal-title":"Chem. Pharm. Bull."},{"key":"np060046rb00023\/np060046rb00023_1","doi-asserted-by":"crossref","first-page":"1812","DOI":"10.1021\/np50100a022","volume":"56","author":"Ramchandra M.","year":"1993","journal-title":"J. Nat. Prod."},{"key":"np060046rb00024\/np060046rb00024_1","doi-asserted-by":"crossref","first-page":"583","DOI":"10.1248\/cpb.49.581","volume":"49","author":"Chiang Y. N.","year":"2001","journal-title":"Chem. Pharm. Bull."},{"key":"np060046rb00025\/np060046rb00025_1","doi-asserted-by":"crossref","first-page":"347","DOI":"10.1021\/np960075+","volume":"59","author":"Cabrera G. M.","year":"1996","journal-title":"J. Nat. Prod."},{"key":"np060046rb00026\/np060046rb00026_1","doi-asserted-by":"crossref","first-page":"1021","DOI":"10.1016\/S0031-9422(97)00070-8","volume":"45","author":"Cabrera G. M.","year":"1997","journal-title":"Phytochemistry"},{"key":"np060046rb00027\/np060046rb00027_1","doi-asserted-by":"crossref","first-page":"362","DOI":"10.1016\/0031-9422(91)84158-O","volume":"30","author":"Parveen M.","year":"1991","journal-title":"Phytochemistry"},{"key":"np060046rb00028\/np060046rb00028_1","first-page":"864","volume":"24","author":"Madureira A. M.","year":"2004","journal-title":"Anticancer Res."},{"key":"np060046rb00029\/np060046rb00029_1","doi-asserted-by":"crossref","first-page":"85","DOI":"10.1021\/np960594c","volume":"60","author":"Mohamad K.","year":"1997","journal-title":"J. Nat. Prod."},{"key":"np060046rb00030\/np060046rb00030_1","first-page":"2170","volume":"262","author":"Coenwell M. M.","year":"1987","journal-title":"J. Biol. Chem."},{"key":"np060046rb00031\/np060046rb00031_1","first-page":"149","volume":"1","author":"Kessel D.","year":"1989","journal-title":"Cancer Commun."}],"container-title":["Journal of Natural Products"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/pubs.acs.org\/doi\/pdf\/10.1021\/np060046r","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,10,4]],"date-time":"2021-10-04T05:17:03Z","timestamp":1633324623000},"score":1,"resource":{"primary":{"URL":"https:\/\/pubs.acs.org\/doi\/10.1021\/np060046r"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2006,5,10]]},"references-count":31,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2006,6,1]]}},"alternative-id":["10.1021\/np060046r"],"URL":"https:\/\/doi.org\/10.1021\/np060046r","relation":{},"ISSN":["0163-3864","1520-6025"],"issn-type":[{"value":"0163-3864","type":"print"},{"value":"1520-6025","type":"electronic"}],"subject":[],"published":{"date-parts":[[2006,5,10]]}}}