{"doi":"10.1007/s00705-025-06456-6","title":"A Marseillevirus isolate from the Brazilian wetlands","abstract":"Marseilleviruses are giant viruses that infect amoebas and have been isolated from various environments. Here, we describe a new strain, isolated from a water sample collected from the Paraguay River in the Brazilian Pantanal, which we have named \"Marseillevirus pantanense\". Transmission and scanning electron microscopy revealed icosahedral particles approximately 190 nm in diameter. Genomic and phylogenetic analyses show that M. pantanense has a 379,900-bp genome with 496 open reading frames, including 12 ORFans and two tRNAs. Furthermore, phylogenetic analysis places M. pantanense within Marseillevirus lineage A, group I. The findings of in this study underscore the importance of isolating new viruses to expand our understanding of the abundance and distribution of giant viruses in Brazilian biomes.","journal":"Archives of Virology","year":2025,"id":582730,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":0,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9223,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2025-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":1274223,"name":"Nídia Esther Colquehuanca Arias","orcid":"0000-0002-6434-0181","position":1,"is_corresponding":false},{"id":1402994,"name":"Talita Bastos Machado","orcid":"0000-0002-6841-9874","position":2,"is_corresponding":false},{"id":1494722,"name":"João Victor R. P. Carvalho","orcid":"0000-0002-7216-0738","position":3,"is_corresponding":false},{"id":278023,"name":"João Pessoa Araújo","orcid":"0000-0002-9153-1485","position":4,"is_corresponding":false},{"id":1494723,"name":"Luiz Henrique Rosa","orcid":"0000-0001-9749-5182","position":5,"is_corresponding":false},{"id":284944,"name":"Luíz Carlos Júnior Alcântara","orcid":"0000-0002-6769-9931","position":6,"is_corresponding":false},{"id":1402999,"name":"Rodrigo Araújo Lima Rodrigues","orcid":"0000-0001-7148-4012","position":7,"is_corresponding":false},{"id":480508,"name":"Victória Fulgêncio Queiroz","orcid":"0000-0002-8749-6170","position":8,"is_corresponding":false},{"id":278026,"name":"Jônatas Santos Abrahão","orcid":"0000-0001-9420-1791","position":9,"is_corresponding":false},{"id":1494721,"name":"Matheus Felipe dos Reis Rodrigues","orcid":"0000-0002-4469-2534","position":0,"is_corresponding":true}],"reference_count":31,"raw_metadata":null,"created_at":"2026-07-19T02:58:59.653747Z","pmid":"41269376","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}