{"id":"https://openalex.org/W2063310501","doi":"https://doi.org/10.1016/j.carbpol.2008.04.016","title":"Radical scavenging activity of 5-methylpyrrolidinone chitosan and dibutyryl chitin","display_name":"Radical scavenging activity of 5-methylpyrrolidinone chitosan and dibutyryl chitin","publication_year":2008,"publication_date":"2008-04-17","ids":{"openalex":"https://openalex.org/W2063310501","doi":"https://doi.org/10.1016/j.carbpol.2008.04.016","mag":"2063310501"},"language":"en","primary_location":{"id":"doi:10.1016/j.carbpol.2008.04.016","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.carbpol.2008.04.016","pdf_url":null,"source":{"id":"https://openalex.org/S64311837","display_name":"Carbohydrate Polymers","issn_l":"0144-8617","issn":["0144-8617","1879-1344"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Carbohydrate Polymers","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5035969285","display_name":"Enzo Castagnino","orcid":null},"institutions":[{"id":"https://openalex.org/I190397597","display_name":"University of Urbino","ror":"https://ror.org/04q4kt073","country_code":"IT","type":"education","lineage":["https://openalex.org/I190397597"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Enzo Castagnino","raw_affiliation_strings":["Pharmaceutical Chemistry Institute, University of Urbino \u2018Carlo Bo\u2019, Piazza Rinascimento, 6, 61029 Urbino, Italy"],"affiliations":[{"raw_affiliation_string":"Pharmaceutical Chemistry Institute, University of Urbino \u2018Carlo Bo\u2019, Piazza Rinascimento, 6, 61029 Urbino, Italy","institution_ids":["https://openalex.org/I190397597"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008005174","display_name":"M. Francesca Ottaviani","orcid":"https://orcid.org/0000-0002-4681-4718"},"institutions":[{"id":"https://openalex.org/I190397597","display_name":"University of Urbino","ror":"https://ror.org/04q4kt073","country_code":"IT","type":"education","lineage":["https://openalex.org/I190397597"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"M. Francesca Ottaviani","raw_affiliation_strings":["Chemical Sciences Institute, University of Urbino \u2018Carlo Bo\u2019, Piazza Rinascimento, 6, 61029 Urbino, Italy"],"affiliations":[{"raw_affiliation_string":"Chemical Sciences Institute, University of Urbino \u2018Carlo Bo\u2019, Piazza Rinascimento, 6, 61029 Urbino, Italy","institution_ids":["https://openalex.org/I190397597"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036126754","display_name":"Michela Cangiotti","orcid":"https://orcid.org/0000-0002-5713-7740"},"institutions":[{"id":"https://openalex.org/I190397597","display_name":"University of Urbino","ror":"https://ror.org/04q4kt073","country_code":"IT","type":"education","lineage":["https://openalex.org/I190397597"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Michela Cangiotti","raw_affiliation_strings":["Chemical Sciences Institute, University of Urbino \u2018Carlo Bo\u2019, Piazza Rinascimento, 6, 61029 Urbino, Italy"],"affiliations":[{"raw_affiliation_string":"Chemical Sciences Institute, University of Urbino \u2018Carlo Bo\u2019, Piazza Rinascimento, 6, 61029 Urbino, Italy","institution_ids":["https://openalex.org/I190397597"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051157500","display_name":"Mila Morelli","orcid":null},"institutions":[{"id":"https://openalex.org/I190397597","display_name":"University of Urbino","ror":"https://ror.org/04q4kt073","country_code":"IT","type":"education","lineage":["https://openalex.org/I190397597"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Mila Morelli","raw_affiliation_strings":["Pharmaceutical Chemistry Institute, University of Urbino \u2018Carlo Bo\u2019, Piazza Rinascimento, 6, 61029 Urbino, Italy"],"affiliations":[{"raw_affiliation_string":"Pharmaceutical Chemistry Institute, University of Urbino \u2018Carlo Bo\u2019, Piazza Rinascimento, 6, 61029 Urbino, Italy","institution_ids":["https://openalex.org/I190397597"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076642853","display_name":"Luca Casettari","orcid":"https://orcid.org/0000-0001-6907-8904"},"institutions":[{"id":"https://openalex.org/I190397597","display_name":"University of Urbino","ror":"https://ror.org/04q4kt073","country_code":"IT","type":"education","lineage":["https://openalex.org/I190397597"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Luca Casettari","raw_affiliation_strings":["Pharmaceutical Chemistry Institute, University of Urbino \u2018Carlo Bo\u2019, Piazza Rinascimento, 6, 61029 Urbino, Italy"],"affiliations":[{"raw_affiliation_string":"Pharmaceutical Chemistry Institute, University of Urbino \u2018Carlo Bo\u2019, Piazza Rinascimento, 6, 61029 Urbino, Italy","institution_ids":["https://openalex.org/I190397597"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5016388881","display_name":"Riccardo A.A. M\u00fczzarelli","orcid":"https://orcid.org/0000-0001-6775-3267"},"institutions":[{"id":"https://openalex.org/I4210107146","display_name":"Ospedali Riuniti di Ancona","ror":"https://ror.org/01j0qa041","country_code":"IT","type":"healthcare","lineage":["https://openalex.org/I4210107146"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Riccardo A.A. Muzzarelli","raw_affiliation_strings":["Institute of Biochemistry, University of Ancona, Via Ranieri 67, 60100 Ancona, Italy"],"affiliations":[{"raw_affiliation_string":"Institute of Biochemistry, University of Ancona, Via Ranieri 67, 60100 Ancona, Italy","institution_ids":["https://openalex.org/I4210107146"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5035969285"],"corresponding_institution_ids":["https://openalex.org/I190397597"],"apc_list":{"value":4820,"currency":"USD","value_usd":4820},"apc_paid":null,"fwci":2.4297,"has_fulltext":false,"cited_by_count":38,"citation_normalized_percentile":{"value":0.87992475,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"74","issue":"3","first_page":"640","last_page":"647"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10488","display_name":"Nanocomposite Films for Food Packaging","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10488","display_name":"Nanocomposite Films for Food Packaging","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10660","display_name":"Conducting polymers and applications","score":0.9908999800682068,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10721","display_name":"Surfactants and Colloidal Systems","score":0.9814000129699707,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/radical","display_name":"Radical","score":0.9438176155090332},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.7778288125991821},{"id":"https://openalex.org/keywords/chitosan","display_name":"Chitosan","score":0.7689758539199829},{"id":"https://openalex.org/keywords/chitin","display_name":"Chitin","score":0.7497262358665466},{"id":"https://openalex.org/keywords/electron-paramagnetic-resonance","display_name":"Electron paramagnetic resonance","score":0.5834117531776428},{"id":"https://openalex.org/keywords/photochemistry","display_name":"Photochemistry","score":0.5145589709281921},{"id":"https://openalex.org/keywords/polymer","display_name":"Polymer","score":0.47207096219062805},{"id":"https://openalex.org/keywords/polymer-chemistry","display_name":"Polymer chemistry","score":0.4713553786277771},{"id":"https://openalex.org/keywords/dbc","display_name":"dBc","score":0.45366954803466797},{"id":"https://openalex.org/keywords/radical-polymerization","display_name":"Radical polymerization","score":0.43971094489097595},{"id":"https://openalex.org/keywords/polymerization","display_name":"Polymerization","score":0.4263717532157898},{"id":"https://openalex.org/keywords/organic-chemistry","display_name":"Organic chemistry","score":0.28281205892562866},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.10737597942352295}],"concepts":[{"id":"https://openalex.org/C139066938","wikidata":"https://www.wikidata.org/wiki/Q185056","display_name":"Radical","level":2,"score":0.9438176155090332},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.7778288125991821},{"id":"https://openalex.org/C2779732960","wikidata":"https://www.wikidata.org/wiki/Q408510","display_name":"Chitosan","level":2,"score":0.7689758539199829},{"id":"https://openalex.org/C2781088250","wikidata":"https://www.wikidata.org/wiki/Q161219","display_name":"Chitin","level":3,"score":0.7497262358665466},{"id":"https://openalex.org/C187961010","wikidata":"https://www.wikidata.org/wiki/Q260463","display_name":"Electron paramagnetic resonance","level":2,"score":0.5834117531776428},{"id":"https://openalex.org/C75473681","wikidata":"https://www.wikidata.org/wiki/Q188651","display_name":"Photochemistry","level":1,"score":0.5145589709281921},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.47207096219062805},{"id":"https://openalex.org/C188027245","wikidata":"https://www.wikidata.org/wiki/Q750446","display_name":"Polymer chemistry","level":1,"score":0.4713553786277771},{"id":"https://openalex.org/C193523891","wikidata":"https://www.wikidata.org/wiki/Q1771950","display_name":"dBc","level":3,"score":0.45366954803466797},{"id":"https://openalex.org/C111998727","wikidata":"https://www.wikidata.org/wiki/Q2620998","display_name":"Radical polymerization","level":4,"score":0.43971094489097595},{"id":"https://openalex.org/C44228677","wikidata":"https://www.wikidata.org/wiki/Q181898","display_name":"Polymerization","level":3,"score":0.4263717532157898},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.28281205892562866},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.10737597942352295},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C46141821","wikidata":"https://www.wikidata.org/wiki/Q209402","display_name":"Nuclear magnetic resonance","level":1,"score":0.0},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.0},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/j.carbpol.2008.04.016","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.carbpol.2008.04.016","pdf_url":null,"source":{"id":"https://openalex.org/S64311837","display_name":"Carbohydrate Polymers","issn_l":"0144-8617","issn":["0144-8617","1879-1344"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Carbohydrate Polymers","raw_type":"journal-article"},{"id":"pmh:oai:ora.uniurb.it:11576/2301614","is_oa":false,"landing_page_url":"http://www.sciencedirect.com/science/article/pii/S0144861708001914","pdf_url":null,"source":{"id":"https://openalex.org/S4377196377","display_name":"CINECA IRIS Institutional Research information system (University of Urbino)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I190397597","host_organization_name":"University of Urbino","host_organization_lineage":["https://openalex.org/I190397597"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/15","display_name":"Life in Land","score":0.4099999964237213}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":41,"referenced_works":["https://openalex.org/W571838697","https://openalex.org/W651329986","https://openalex.org/W1494858583","https://openalex.org/W1964911578","https://openalex.org/W1967326157","https://openalex.org/W1971893195","https://openalex.org/W1971949515","https://openalex.org/W1977682538","https://openalex.org/W1980051923","https://openalex.org/W1980696093","https://openalex.org/W1980718694","https://openalex.org/W1991264128","https://openalex.org/W1997080726","https://openalex.org/W2005386560","https://openalex.org/W2030815652","https://openalex.org/W2031319996","https://openalex.org/W2039716629","https://openalex.org/W2039861851","https://openalex.org/W2041749033","https://openalex.org/W2042794989","https://openalex.org/W2044701171","https://openalex.org/W2045746888","https://openalex.org/W2047707722","https://openalex.org/W2052429061","https://openalex.org/W2052602164","https://openalex.org/W2053155040","https://openalex.org/W2055743479","https://openalex.org/W2057479286","https://openalex.org/W2062182245","https://openalex.org/W2066944271","https://openalex.org/W2074093135","https://openalex.org/W2077871628","https://openalex.org/W2080727997","https://openalex.org/W2082612092","https://openalex.org/W2083229108","https://openalex.org/W2095288482","https://openalex.org/W2116906354","https://openalex.org/W2170870591","https://openalex.org/W2414915287","https://openalex.org/W2467602919","https://openalex.org/W4292402186"],"related_works":["https://openalex.org/W2227506219","https://openalex.org/W2392921330","https://openalex.org/W2349939578","https://openalex.org/W1671729437","https://openalex.org/W1481767909","https://openalex.org/W2755679953","https://openalex.org/W2029665289","https://openalex.org/W3017630690","https://openalex.org/W2367377230","https://openalex.org/W4293339595"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
