Anais da Academia Brasileira de Ciencias最新文献

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Petrographic and Petrophysical Characterization of Sandstones from Rio Bonito Formation, Paraná Basin (Southern Brazil). 巴拉那盆地(巴西南部)里奥博尼托地层砂岩的岩石学和岩石物理学特征。
IF 1.1 4区 综合性期刊
Anais da Academia Brasileira de Ciencias Pub Date : 2024-11-11 eCollection Date: 2024-01-01 DOI: 10.1590/0001-3765202420240365
Paulo Frederico O Ramos, Giovanni C Stael, Rodrigo B V Azeredo, Marcus Vinicius B Ade, Sérgio Bergamaschi, Juarez Lourenço, Silvia Lorena B Bermudez
{"title":"Petrographic and Petrophysical Characterization of Sandstones from Rio Bonito Formation, Paraná Basin (Southern Brazil).","authors":"Paulo Frederico O Ramos, Giovanni C Stael, Rodrigo B V Azeredo, Marcus Vinicius B Ade, Sérgio Bergamaschi, Juarez Lourenço, Silvia Lorena B Bermudez","doi":"10.1590/0001-3765202420240365","DOIUrl":"https://doi.org/10.1590/0001-3765202420240365","url":null,"abstract":"<p><p>This study focuses on the laboratory-scale petrophysical characterization of sandstones from the Rio Bonito Formation (Lower Permian), Paraná Basin, carried out from drill core samples from well PN-14-SC.02 obtained by CPRM-Brazilian Geological Service in the 1980s on the eastern edge of the Basin. This study includes integrating experimental data from routine petrophysics, sedimentary petrography, and nuclear magnetic resonance (NMR) obtained from 6 samples arranged in the normal direction of the stratification, present between 40 and 200 m deep. It was possible to conclude that the values of the permeability and porosity properties obtained from the NMR technique correlated in a very satisfactory way, with correlation coefficient R2 = 0.957 and Root Mean Squared Error (RMSE) = 0.208 about the porosity reference results offered by routine petrophysics, with lower values being less than a porosity unit (+/- 1 p.u.), in the range between 8 and 14%. The same was observed for the estimated permeability, R2 = 0.885 and RMSE = 0.152, by the Timur Coates method, with values in the range between 0.096 and 2.42 mD, which were well supported by the spectra information, as well as by petrographic analyses.</p>","PeriodicalId":7776,"journal":{"name":"Anais da Academia Brasileira de Ciencias","volume":"96 4","pages":"e20240365"},"PeriodicalIF":1.1,"publicationDate":"2024-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142612314","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"综合性期刊","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
First record of Dermanura gnoma for the threatened Pernambuco Endemism Center, northern Atlantic Forest, with phylogenetic insights. 大西洋森林北部伯南布哥特有物种中心濒危物种 Dermanura gnoma 的首次记录及系统发育见解。
IF 1.1 4区 综合性期刊
Anais da Academia Brasileira de Ciencias Pub Date : 2024-11-11 eCollection Date: 2024-01-01 DOI: 10.1590/0001-3765202420240102
Camila F Gonçalves, Patrício A Rocha, Mayara G Beltrão, Ana P Carmignotto, Pedro M Galetti
{"title":"First record of Dermanura gnoma for the threatened Pernambuco Endemism Center, northern Atlantic Forest, with phylogenetic insights.","authors":"Camila F Gonçalves, Patrício A Rocha, Mayara G Beltrão, Ana P Carmignotto, Pedro M Galetti","doi":"10.1590/0001-3765202420240102","DOIUrl":"https://doi.org/10.1590/0001-3765202420240102","url":null,"abstract":"<p><p>Dermanura gnoma (Handley, 1987) is a phyllostomid bat that occurs in South America. In Brazil, most of the records are concentrated in the Amazon Forest, with sparse data from Cerrado and Atlantic Forest. This study presents the first record of D. gnoma for Alagoas state, and for the Pernambuco Endemism Center (PEC), the most threatened region of the Brazilian Atlantic Forest, characterized by its high rate of endemism, habitat loss, and fragmentation. The species was surveyed at Murici Ecological Station and its identification was supported by morphological and molecular data. We provide the first COI and CYTB gene sequences for this species in the entire Atlantic Forest. Phylogenetic analyses reveal that the generated sequences were recovered in the same clade as the published sequences of D. gnoma from the Amazonian Forest, corroborating the disjunct distribution pattern between Amazonia and PEC, as already reported for other vertebrate taxa. Also, this record increases the number of bat species to 71 for the PEC and extends the geographic distribution of D. gnoma by 758 kilometers to the northeast of its range.</p>","PeriodicalId":7776,"journal":{"name":"Anais da Academia Brasileira de Ciencias","volume":"96 4","pages":"e20240102"},"PeriodicalIF":1.1,"publicationDate":"2024-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142612311","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"综合性期刊","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Academic impact and scientific quality should not be conflated. 学术影响力和科学质量不应混为一谈。
IF 1.1 4区 综合性期刊
Anais da Academia Brasileira de Ciencias Pub Date : 2024-11-04 eCollection Date: 2024-01-01 DOI: 10.1590/0001-3765202420240738
Olavo B Amaral
{"title":"Academic impact and scientific quality should not be conflated.","authors":"Olavo B Amaral","doi":"10.1590/0001-3765202420240738","DOIUrl":"https://doi.org/10.1590/0001-3765202420240738","url":null,"abstract":"","PeriodicalId":7776,"journal":{"name":"Anais da Academia Brasileira de Ciencias","volume":"96 suppl 3","pages":"e20240738"},"PeriodicalIF":1.1,"publicationDate":"2024-11-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142581840","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"综合性期刊","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comprehensive assessment of the health condition of managed honey bees potentially exposed to contamination with agrochemical residues. 全面评估可能受到农用化学品残留污染的人工饲养蜜蜂的健康状况。
IF 1.1 4区 综合性期刊
Anais da Academia Brasileira de Ciencias Pub Date : 2024-11-04 eCollection Date: 2024-01-01 DOI: 10.1590/0001-3765202420231397
Marnix Doorn, Mayda Verde-Jiménez, Leslie Vallejos-Farías, Claudia Heredia-Yacila, Víctor R Abad-Pozo, Verónica R Olate-Olave
{"title":"Comprehensive assessment of the health condition of managed honey bees potentially exposed to contamination with agrochemical residues.","authors":"Marnix Doorn, Mayda Verde-Jiménez, Leslie Vallejos-Farías, Claudia Heredia-Yacila, Víctor R Abad-Pozo, Verónica R Olate-Olave","doi":"10.1590/0001-3765202420231397","DOIUrl":"https://doi.org/10.1590/0001-3765202420231397","url":null,"abstract":"<p><p>The growing demand for honey bee pollination services induces fluctuations in their populations and changes in bee health status. The current study aims to characterize the health condition of managed honey bees in three territories of the Department of Lambayeque, Peru, from a holistic perspective, considering several factors affecting bee health, including management practices, traits of the beekeepers and their apiaries, colony strength, infestation rates by Varroa sp., and the presence of agrochemical residues in bee bread. The results showed changes in land use, with large areas of crops dependent on bee pollination, determining their exposition to agrochemical residues. The 67% of bee bread samples presented pesticide residues, mainly, chlorpyrifos, carbendazim, boscalid, and azoxystrobin. In addition, limited expertise on good management practices by the beekeepers (i.e., inadequate disinfection of beekeeping materials, unsatisfactory varroa mites' surveillance, lack of protein supplements, presence of sanitary gaps) leads to deficiencies in bee colony strength and a high Varroa sp. prevalence in the territory, altering the bee health condition. To the best of our knowledge, this article illustrates the impact of the strongly anthropized ecosystems found along Peru's coast's arid zone on managed populations of honey bees in that territory with a One Health perspective.</p>","PeriodicalId":7776,"journal":{"name":"Anais da Academia Brasileira de Ciencias","volume":"96 suppl 3","pages":"e20231397"},"PeriodicalIF":1.1,"publicationDate":"2024-11-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142581848","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"综合性期刊","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
In vitro induced cold memory fails to enhance embryogenic cultures development in Araucaria angustifolia. 体外诱导的冷记忆不能促进 Araucaria angustifolia 胚胎培养物的发育。
IF 1.1 4区 综合性期刊
Anais da Academia Brasileira de Ciencias Pub Date : 2024-11-04 eCollection Date: 2024-01-01 DOI: 10.1590/0001-3765202420240574
Gabriel Antônio P DE Matos, Evelyn L Dos Santos, Yohan Fritsche, Thiago S Ornellas, Neusa Steiner, Valdir Marcos Stefenon
{"title":"In vitro induced cold memory fails to enhance embryogenic cultures development in Araucaria angustifolia.","authors":"Gabriel Antônio P DE Matos, Evelyn L Dos Santos, Yohan Fritsche, Thiago S Ornellas, Neusa Steiner, Valdir Marcos Stefenon","doi":"10.1590/0001-3765202420240574","DOIUrl":"10.1590/0001-3765202420240574","url":null,"abstract":"<p><p>This research aimed to study how exposing somatic embryos of Araucaria angustifolia to cold temperatures in vitro could enhance somatic embryogenesis. The somatic embryos were induced from immature zygotic embryos, grown for 120 days, and then subjected to 4.5°C for 0, 2, 4, 8, or 16 days. After the cold treatment, the embryogenic cultures were returned to 25±2°C for 20 days and examined using light microscopy and cytochemistry. It was found that the embryogenic cultures at the PEM III stage did not show further development, and the growth of the embryogenic masses was negatively affected in the longer-duration cold treatment. Overcoming these challenges in the somatic embryogenesis protocol for A. angustifolia requires further integrative investigations on epigenetic events driving the zygotic embryo development.</p>","PeriodicalId":7776,"journal":{"name":"Anais da Academia Brasileira de Ciencias","volume":"96 suppl 3","pages":"e20240574"},"PeriodicalIF":1.1,"publicationDate":"2024-11-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142581852","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"综合性期刊","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Clinical evaluation of combined autologous Platelet-Rich Plasma and Volume-Controlled Ozone Therapy in Facial Rejuvenation: A randomized controlled Pilot Study. 自体富血小板血浆和容量控制臭氧疗法联合用于面部年轻化的临床评估:随机对照试验研究。
IF 1.1 4区 综合性期刊
Anais da Academia Brasileira de Ciencias Pub Date : 2024-11-04 eCollection Date: 2024-01-01 DOI: 10.1590/0001-3765202420240402
Carla Camargo, Carla Tim, Cintia Cristina S Martignago, Ana Claudia M Renno, Paula Cassanelli E Silva, Ana Laura M DE Andrade, Jynani Pichara, Eliana Claudia P Morato, José Ricardo DE Souza, Lívia Assis
{"title":"Clinical evaluation of combined autologous Platelet-Rich Plasma and Volume-Controlled Ozone Therapy in Facial Rejuvenation: A randomized controlled Pilot Study.","authors":"Carla Camargo, Carla Tim, Cintia Cristina S Martignago, Ana Claudia M Renno, Paula Cassanelli E Silva, Ana Laura M DE Andrade, Jynani Pichara, Eliana Claudia P Morato, José Ricardo DE Souza, Lívia Assis","doi":"10.1590/0001-3765202420240402","DOIUrl":"10.1590/0001-3765202420240402","url":null,"abstract":"<p><p>Platelet rich plasma and ozone therapy have been suggested in the clinical setting as promising and adjuvant therapies for managing the symptoms related to the facial aging. However, there is a lack of evidence about the effects of combining both therapies on rejuvenation. Thus, the aim of the present study was to evaluate and to compare the safety and efficacy of both therapies in facial aging. A single-center prospective pilot study was conducted. Female participants, aged 40 to 60 years, were randomized into 2 groups: participants received the platelet rich plasma treatment (PRP); participants received the therapy with platelet rich plasma associated with ozone therapy (PRPOT). Interventions were performed using the facial intradermal technique in 42 pre-established points, for 4 sessions with an interval of 15 days between them. After analyses performed using photographic records, assessment of frontal, periorbital, nasolabial and marionette wrinkles (Wrinkle Assessment Scale), self-esteem assessment (Brazilian Version of Rosenberg's Self-Esteem Scale) and assessment of patient satisfaction (FACE-Q) can be suggested that the platelet rich plasma protocol performed in the present study, as well as its association with volume-controlled ozone therapy, proved to be safe and potentially promising modalities in the treatment of facial aging.</p>","PeriodicalId":7776,"journal":{"name":"Anais da Academia Brasileira de Ciencias","volume":"96 suppl 3","pages":"e20240402"},"PeriodicalIF":1.1,"publicationDate":"2024-11-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142581844","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"综合性期刊","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of (-)-Fenchone antimicrobial activity against oral Candida albicans and toxicological parameters: an in silico, in vitro and ex vivo study. 评估(-)-葑酮对口腔白色念珠菌的抗菌活性和毒理学参数:一项体内、体外和体外研究。
IF 1.1 4区 综合性期刊
Anais da Academia Brasileira de Ciencias Pub Date : 2024-11-01 eCollection Date: 2024-01-01 DOI: 10.1590/0001-3765202420240273
André A Dos Santos, Abrahão A DE Oliveira-Filho, Bráulio A Teixeira, José Lucas F M Galvão, Maria Alice A DE Medeiros, Millena S Alves, David Henrique X Barbosa, Rodrigo P Mafra, Ulrich Vasconcelos, Edeltrudes O Lima
{"title":"Evaluation of (-)-Fenchone antimicrobial activity against oral Candida albicans and toxicological parameters: an in silico, in vitro and ex vivo study.","authors":"André A Dos Santos, Abrahão A DE Oliveira-Filho, Bráulio A Teixeira, José Lucas F M Galvão, Maria Alice A DE Medeiros, Millena S Alves, David Henrique X Barbosa, Rodrigo P Mafra, Ulrich Vasconcelos, Edeltrudes O Lima","doi":"10.1590/0001-3765202420240273","DOIUrl":"10.1590/0001-3765202420240273","url":null,"abstract":"<p><p>Candida albicans is the primary species causing oral candidiasis. Its increasing drug resistance drives the search for more effective antifungal agents. Therefore, we assessed toxicological parameters and the antimicrobial activity and mechanisms of action of the monoterpene (-)-fenchone against oral C. albicans. We conducted an in silico study using PASS online and AdmetSAR, followed by evaluation of antifungal activity through Minimum Inhibitory Concentration (MIC), Minimum Fungicidal Concentration (MFC), association study with miconazole, and assays with sorbitol and ergosterol. Inhibition of biofilm formation and disruption of preformed biofilm were considered. Toxicity was also assessed through hemolysis assay. The in silico study revealed a higher likelihood of the compound being active for antifungal activity, as well as promising pharmacokinetic and toxicity characteristics. Subsequently, (-)-fenchone exhibited predominantly fungicidal activity (MIC90 = 8 μg/mL; MFC = 16 μg/mL), including against miconazole-resistant C. albicans isolates. The substance does not appear to act by damaging the fungal cell wall or plasma membrane, and exhibited synergy with miconazole. There was activity in inhibiting biofilm formation but not in disrupting preformed biofilm. Finally, the product exerted low hemolytic activity at more than MIC×10. Based on these results, (-)-fenchone may represent a promising therapeutic alternative for oral candidiasis.</p>","PeriodicalId":7776,"journal":{"name":"Anais da Academia Brasileira de Ciencias","volume":"96 4","pages":"e20240273"},"PeriodicalIF":1.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142581832","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"综合性期刊","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Phylogeny, morphology, and haplotypic distribution of Biomphalaria straminea populations from the five geographic regions of Brazil. 巴西五大地理区域 Biomphalaria straminea 种群的系统发育、形态和单倍型分布。
IF 1.1 4区 综合性期刊
Anais da Academia Brasileira de Ciencias Pub Date : 2024-11-01 eCollection Date: 2024-01-01 DOI: 10.1590/0001-3765202420230770
Raiany T Nogueira, Suzete R Gomes, Monica A Fernandez, Kevin P Barbosa, Arielly Kelly P DE Sousa, Carolina R Marchi, Silvana C Thiengo
{"title":"Phylogeny, morphology, and haplotypic distribution of Biomphalaria straminea populations from the five geographic regions of Brazil.","authors":"Raiany T Nogueira, Suzete R Gomes, Monica A Fernandez, Kevin P Barbosa, Arielly Kelly P DE Sousa, Carolina R Marchi, Silvana C Thiengo","doi":"10.1590/0001-3765202420230770","DOIUrl":"10.1590/0001-3765202420230770","url":null,"abstract":"<p><p>Biomphalaria straminea is one of the three snails that act as the intermediate hosts of Schistosoma mansoni and is responsible for maintaining high rates of schistosomiasis in some areas of northeastern Brazil. The principal morphological characteristic of B. straminea is the marked vaginal wrinkling, although it is also present in congeneric species, a group known as the B. straminea complex. Based on the morphological and molecular analyses, we investigated the intraspecific variation of B. straminea. The specimens were obtained from 10 sites in Brazil, and the shells were analyzed, as well as 16 morphological structures of the reproductive system. The COI and ITS2 sequences were used for phylogenetic analysis, genetic divergence, and haplotype network (COI). We observed a large intraspecific variation in the morphological structures examined. The genetic divergence also demonstrated significant intraspecific variability in B. straminea: 0-3% in ITS2 sequences, and 0-6% in COI sequences. Analysis of the distribution of COI haplotypes recovered 16 haplotypes and haplotype diversity of 0.9088. These results indicate phenotypic variability that is not constrained to a locality or strictly controlled genetically by B. straminea, which may have driven a misidentified of these species.</p>","PeriodicalId":7776,"journal":{"name":"Anais da Academia Brasileira de Ciencias","volume":"96 4","pages":"e20230770"},"PeriodicalIF":1.1,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142581836","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"综合性期刊","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Flesh flies (Diptera: Sarcophagidae) from transitional Caatinga-Cerrado areas in the state of Piauí, Northeast Brazil. 巴西东北部皮奥伊州卡廷加--塞拉多过渡地区的肉蝇(双翅目:肉蝇科)。
IF 1.1 4区 综合性期刊
Anais da Academia Brasileira de Ciencias Pub Date : 2024-10-28 eCollection Date: 2024-01-01 DOI: 10.1590/0001-3765202420240388
José Orlando A Silva, Josenir T Câmara, Kaliane D Leal, Fernando S Carvalho-Filho
{"title":"Flesh flies (Diptera: Sarcophagidae) from transitional Caatinga-Cerrado areas in the state of Piauí, Northeast Brazil.","authors":"José Orlando A Silva, Josenir T Câmara, Kaliane D Leal, Fernando S Carvalho-Filho","doi":"10.1590/0001-3765202420240388","DOIUrl":"https://doi.org/10.1590/0001-3765202420240388","url":null,"abstract":"<p><p>The Sarcophagidae family (Diptera) encompasses a group of flies of significant ecological importance. Additionally, numerous species within this family hold substantial value in the realms of medicine, veterinary and forensic science. The objective of this study was to conduct a comprehensive survey of Sarcophagidae species within transitional zones between the Caatinga and Cerrado biomes in the Northeastern region of Brazil. To achieve this, a total of 15 field expeditions were conducted across three distinct phytophysiognomies-riparian, vereda, and a segment of shrubby Caatinga-from 2019 to 2021. A total of 16 genera and 40 species were collected. Among them, a new species for science (Titanogrypa (Airypel) sp. nov.), Emblemasoma emblemasoma Dodge is newly recorded from South America/Brazil and the Caatinga biome, and three species constitute new records for the Northeast region (Dexosarcophaga patiuorum Santos, Pape & Mello-Patiu, Lepidodexia (Notochaeta) fumipennis (Lopes), and Oxysarcodexia meridionalis (Engel)). The most abundant species were Oxysarcodexia thornax (Walker), Oxysarcodexia avuncula (Lopes), and Argoravinia (Argoravinia) catiae Carvalho Filho & Esposito, collectively constituting 56.11% of the entire collected sample. The distribution of species across different vegetations was noted, with 19 species exclusive to riparian vegetation, three to vereda vegetation, and seven species unique to the Caatinga.</p>","PeriodicalId":7776,"journal":{"name":"Anais da Academia Brasileira de Ciencias","volume":"96 4","pages":"e20240388"},"PeriodicalIF":1.1,"publicationDate":"2024-10-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142543194","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"综合性期刊","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ecological characterization of fleas on small mammals in natural and disturbed landscapes in the Atlantic Forest ecoregion, Argentina. 阿根廷大西洋森林生态区自然景观和受干扰景观中小型哺乳动物身上跳蚤的生态特征。
IF 1.1 4区 综合性期刊
Anais da Academia Brasileira de Ciencias Pub Date : 2024-10-28 eCollection Date: 2024-01-01 DOI: 10.1590/0001-3765202420240352
Mara Urdapilleta, Daniela Lamattina, Eliana Florencia Burgos, Oscar Daniel Salomón, Marcela Lareschi
{"title":"Ecological characterization of fleas on small mammals in natural and disturbed landscapes in the Atlantic Forest ecoregion, Argentina.","authors":"Mara Urdapilleta, Daniela Lamattina, Eliana Florencia Burgos, Oscar Daniel Salomón, Marcela Lareschi","doi":"10.1590/0001-3765202420240352","DOIUrl":"https://doi.org/10.1590/0001-3765202420240352","url":null,"abstract":"<p><p>To understand the ecoepidemiology of fleas and their interactions with domestic and wild animals, it is necessary to decode the cycles of flea abundance in relation to host species and environmental factors. The province of Misiones, known for its biodiversity and land use changes, provides an excellent study location. We assessed the diversity, prevalence, abundance, and parasitic intensity of fleas collected from 1153 rodents and opossums in various environments in the Upper Paraná Atlantic Forest of Argentina, considering phytogeography and land use. Our findings were consistent with previous studies conducted in humid regions of Argentina and the Atlantic Forest in Brazil. Hosts with high population density exhibited greater flea prevalence and abundance, and widely distributed hosts showed higher flea species richness and diversity. Significant similarities in flea similarity indices among phytogeographic areas, especially in forest. Environments with an anthropogenic gradient exhibited marked dissimilarities, with higher species richness and diversity in less disturbed sites. These parameters may be influenced by the presence of polyxenous Ctenocephalides, Polygenis, and Adoratopsylla fleas co-infesting opossum in urban areas. These findings provide valuable insights into the ecoepidemiology of fleas, their relationships with host species, and the impact of environmental factors in a strategic Atlantic forest ecoregion.</p>","PeriodicalId":7776,"journal":{"name":"Anais da Academia Brasileira de Ciencias","volume":"96 4","pages":"e20240352"},"PeriodicalIF":1.1,"publicationDate":"2024-10-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142543184","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"综合性期刊","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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