{"id":"https://openalex.org/W2002158042","doi":"https://doi.org/10.1016/0040-4039(96)01560-2","title":"New alkaloids from a South African latrunculid sponge","display_name":"New alkaloids from a South African latrunculid sponge","publication_year":1996,"publication_date":"1996-09-01","ids":{"openalex":"https://openalex.org/W2002158042","doi":"https://doi.org/10.1016/0040-4039(96)01560-2","mag":"2002158042"},"language":"en","primary_location":{"id":"doi:10.1016/0040-4039(96)01560-2","doi":"https://doi.org/10.1016/0040-4039(96)01560-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0040-4039(96)01560-2","pdf_url":null,"source":{"id":"https://openalex.org/S133942674","display_name":"Tetrahedron Letters","issn_l":"0040-4039","issn":["0040-4039","1873-3581"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"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":"Tetrahedron Letters","raw_type":"journal-article"},"volume":null,"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/A5027340010","display_name":"Gregory J. Hooper","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I203238179","display_name":"Rhodes University","ror":"https://ror.org/016sewp10","country_code":"ZA","type":"education","lineage":["https://openalex.org/I203238179"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Gregory J. Hooper","raw_affiliation_strings":["Department of Chemistry, Rhodes University, Grahamstown 6140, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, Rhodes University, Grahamstown 6140, South Africa","institution_ids":["https://openalex.org/I203238179"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089792557","display_name":"Michael T. Davies\u2010Coleman","orcid":"https://orcid.org/0000-0001-5344-894X","observed_orcids":["https://orcid.org/0000-0001-5344-894X"]},"institutions":[{"id":"https://openalex.org/I203238179","display_name":"Rhodes University","ror":"https://ror.org/016sewp10","country_code":"ZA","type":"education","lineage":["https://openalex.org/I203238179"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Michael T. Davies-Coleman","raw_affiliation_strings":["Department of Chemistry, Rhodes University, Grahamstown 6140, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, Rhodes University, Grahamstown 6140, South Africa","institution_ids":["https://openalex.org/I203238179"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033454879","display_name":"Michelle Kelly\u2010Borges","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1336856363","display_name":"Natural History Museum","ror":"https://ror.org/039zvsn29","country_code":"GB","type":"archive","lineage":["https://openalex.org/I1336856363"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Michelle Kelly-Borges","raw_affiliation_strings":["Department of Zoology, Natural History Museum, Cromwell Rd, London, SW7 5BD, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Zoology, Natural History Museum, Cromwell Rd, London, SW7 5BD, UK","institution_ids":["https://openalex.org/I1336856363"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5065115303","display_name":"Philip S. Coetzee","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Philip S. Coetzee","raw_affiliation_strings":["Department of Zoology, University of Port Elizabeth, Port Elizabeth 6000, South Africa"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Zoology, University of Port Elizabeth, Port Elizabeth 6000, South Africa","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3610,"currency":"USD","value_usd":3610},"apc_paid":null,"fwci":2.8251,"has_fulltext":false,"cited_by_count":70,"citation_normalized_percentile":{"value":0.89323308,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"37","issue":"39","first_page":"7135","last_page":"7138"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11340","display_name":"Marine Sponges and Natural Products","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1305","display_name":"Biotechnology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T11340","display_name":"Marine Sponges and Natural Products","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1305","display_name":"Biotechnology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T13971","display_name":"Synthesis and Biological Activity","score":0.0007999999797903001,"subfield":{"id":"https://openalex.org/subfields/1306","display_name":"Cancer Research"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10252","display_name":"Microbial Natural Products and Biosynthesis","score":0.0006000000284984708,"subfield":{"id":"https://openalex.org/subfields/2736","display_name":"Pharmacology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/marine-sponge-alkaloids","display_name":"marine sponge alkaloids","score":0.8029999732971191},{"id":"https://openalex.org/keywords/structure-elucidation","display_name":"structure elucidation","score":0.7549999952316284},{"id":"https://openalex.org/keywords/antimicrobial-activity","display_name":"antimicrobial activity","score":0.9229999780654907},{"id":"https://openalex.org/keywords/sponge-metabolites","display_name":"sponge metabolites","score":0.4959999918937683}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.9660419225692749},{"id":"https://openalex.org/C2778849931","wikidata":"https://www.wikidata.org/wiki/Q18960","display_name":"Sponge","level":2,"score":0.9167770147323608},{"id":"https://openalex.org/C2778689049","wikidata":"https://www.wikidata.org/wiki/Q898422","display_name":"Substituent","level":2,"score":0.7375661134719849},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.6661664247512817},{"id":"https://openalex.org/C2777667214","wikidata":"https://www.wikidata.org/wiki/Q70702","display_name":"Alkaloid","level":2,"score":0.550167441368103},{"id":"https://openalex.org/C4937899","wikidata":"https://www.wikidata.org/wiki/Q68541106","display_name":"Antimicrobial","level":2,"score":0.5009157657623291},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.23502007126808167},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.09339165687561035},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0040-4039(96)01560-2","doi":"https://doi.org/10.1016/0040-4039(96)01560-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0040-4039(96)01560-2","pdf_url":null,"source":{"id":"https://openalex.org/S133942674","display_name":"Tetrahedron Letters","issn_l":"0040-4039","issn":["0040-4039","1873-3581"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"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":"Tetrahedron Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1971437641","https://openalex.org/W1999437367","https://openalex.org/W1999565093","https://openalex.org/W2015268410","https://openalex.org/W2027097330","https://openalex.org/W2075596563","https://openalex.org/W2079616003"],"related_works":["https://openalex.org/W2001774255","https://openalex.org/W4415239121","https://openalex.org/W1992832880","https://openalex.org/W2043260745","https://openalex.org/W2033814695","https://openalex.org/W2887075116","https://openalex.org/W3125064260","https://openalex.org/W2963155643","https://openalex.org/W2072656550","https://openalex.org/W2290848689"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":7}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}