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 | Acesso ao texto completo restrito à biblioteca da Embrapa Meio Ambiente. Para informações adicionais entre em contato com cnpma.biblioteca@embrapa.br. |
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Registro Completo |
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Biblioteca(s): |
Embrapa Meio Ambiente. |
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Data corrente: |
01/11/2018 |
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Data da última atualização: |
01/11/2018 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Autoria: |
SILVA, T. R. e; DUARTE, A. W. F.; PASSARINI, M. R. Z.; RUIZ, A. L. T. G.; FRANCO, C. H.; MORAES, C. B.; MELO, I. S. de; RODRIGUES, R. A.; FANTINATTI-GARBOGGINI, F.; OLIVEIRA, V. M. |
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Afiliação: |
TIAGO RODRIGUES E SILVA, IB-UNICAMP; ALYSSON WAGNER FERNANDES DUARTE, UFAL; MICHEL RODRIGO ZAMBRANO PASSARINI, UFAL; ANA LUCIA TASCA GOIS RUIZ, FCF-UNICAMP; CAIO HADDAD FRANCO, CNPEM; CAROLINA BORSOI MORAES, CNPEM; ITAMAR SOARES DE MELO, CNPMA; RODNEY ALEXANDRE RODRIGUES, CPQBA-UNICAMP; FABIANA FANTINATTI-GARBOGGINI, CPQBA-UNICAMP. |
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Título: |
Bacteria from Antarctic environments: diversity and detection of antimicrobial, antiproliferative, and antiparasitic activities. |
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Ano de publicação: |
2018 |
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Fonte/Imprenta: |
Polar Biology, v. 41, n. 7, p. 1505-1519, 2018. |
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ISSN: |
1432-2056 |
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DOI: |
https://doi.org/10.1007/s00300-018-2300-y |
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Idioma: |
Inglês |
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Conteúdo: |
Abstract: Microorganisms dominate most of Antarctic ecosystems and play a crucial role in their functioning. They are called extremophilic microorganisms with unique and versatile metabolic properties with possible biotechnological applications in several areas. The aim of the present study was to identify psychrotolerant microorganisms from Antarctic continent samples and to screen them for antimicrobial effects. Phylogenetic analyses revealed that most isolates were closely related to recognized species, including those recovered previously from Antarctica, which belonged to the major phyla Firmicutes, Bacteroidetes, Actinobacteria, and Proteobacteria (classes Alpha, Beta, and Gammaproteobacteria). A total of 326 bacterial isolates, distributed in 39 different genera, were recovered and identified based on sequencing of the 16S rRNA gene. The main representative genera were Arthrobacter, Psychrobacter, Pseudoalteromonas, and Rhodococcus. Antimicrobial screening revealed fifteen isolates capable of inhibiting growth of at least one of the indicator strains: Escherichia coli, Micrococcus luteus, Staphylococcus aureus, Bacillus subtilis, and Candida albicans. One psychrotolerant bacterium, Pseudomonas sp. isolate 99, showed a broad antimicrobial range, in addition to antiproliferative and antiparasitic activity. Overall, the small number of antibiotic-producing isolates obtained and the weakness of their inhibition halos corroborated previous findings suggesting that cold-loving bacteria from Antarctica are not as good as their relatives from mesophilic environments for antimicrobial prospecting. Nonetheless, antiproliferative and antiparasitic results observed are promising and suggest that there is an untapped wealth in Antarctic environments for bioprospecting compounds with pharmaceutical potential application. MenosAbstract: Microorganisms dominate most of Antarctic ecosystems and play a crucial role in their functioning. They are called extremophilic microorganisms with unique and versatile metabolic properties with possible biotechnological applications in several areas. The aim of the present study was to identify psychrotolerant microorganisms from Antarctic continent samples and to screen them for antimicrobial effects. Phylogenetic analyses revealed that most isolates were closely related to recognized species, including those recovered previously from Antarctica, which belonged to the major phyla Firmicutes, Bacteroidetes, Actinobacteria, and Proteobacteria (classes Alpha, Beta, and Gammaproteobacteria). A total of 326 bacterial isolates, distributed in 39 different genera, were recovered and identified based on sequencing of the 16S rRNA gene. The main representative genera were Arthrobacter, Psychrobacter, Pseudoalteromonas, and Rhodococcus. Antimicrobial screening revealed fifteen isolates capable of inhibiting growth of at least one of the indicator strains: Escherichia coli, Micrococcus luteus, Staphylococcus aureus, Bacillus subtilis, and Candida albicans. One psychrotolerant bacterium, Pseudomonas sp. isolate 99, showed a broad antimicrobial range, in addition to antiproliferative and antiparasitic activity. Overall, the small number of antibiotic-producing isolates obtained and the weakness of their inhibition halos corroborated previous findings suggesting that cold-lov... Mostrar Tudo |
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Palavras-Chave: |
16S rRNA genes; Bioprospecting; Cold environments. |
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Thesagro: |
Bactéria; Biodiversidade. |
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Thesaurus Nal: |
Antarctica; Antibiotics; Bacillus (bacteria); Bioactive compounds; Pseudomonas. |
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Categoria do assunto: |
S Ciências Biológicas |
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Marc: |
LEADER 02966naa a2200373 a 4500
001 2098646
005 2018-11-01
008 2018 bl uuuu u00u1 u #d
022 $a1432-2056
024 7 $ahttps://doi.org/10.1007/s00300-018-2300-y$2DOI
100 1 $aSILVA, T. R. e
245 $aBacteria from Antarctic environments$bdiversity and detection of antimicrobial, antiproliferative, and antiparasitic activities.$h[electronic resource]
260 $c2018
520 $aAbstract: Microorganisms dominate most of Antarctic ecosystems and play a crucial role in their functioning. They are called extremophilic microorganisms with unique and versatile metabolic properties with possible biotechnological applications in several areas. The aim of the present study was to identify psychrotolerant microorganisms from Antarctic continent samples and to screen them for antimicrobial effects. Phylogenetic analyses revealed that most isolates were closely related to recognized species, including those recovered previously from Antarctica, which belonged to the major phyla Firmicutes, Bacteroidetes, Actinobacteria, and Proteobacteria (classes Alpha, Beta, and Gammaproteobacteria). A total of 326 bacterial isolates, distributed in 39 different genera, were recovered and identified based on sequencing of the 16S rRNA gene. The main representative genera were Arthrobacter, Psychrobacter, Pseudoalteromonas, and Rhodococcus. Antimicrobial screening revealed fifteen isolates capable of inhibiting growth of at least one of the indicator strains: Escherichia coli, Micrococcus luteus, Staphylococcus aureus, Bacillus subtilis, and Candida albicans. One psychrotolerant bacterium, Pseudomonas sp. isolate 99, showed a broad antimicrobial range, in addition to antiproliferative and antiparasitic activity. Overall, the small number of antibiotic-producing isolates obtained and the weakness of their inhibition halos corroborated previous findings suggesting that cold-loving bacteria from Antarctica are not as good as their relatives from mesophilic environments for antimicrobial prospecting. Nonetheless, antiproliferative and antiparasitic results observed are promising and suggest that there is an untapped wealth in Antarctic environments for bioprospecting compounds with pharmaceutical potential application.
650 $aAntarctica
650 $aAntibiotics
650 $aBacillus (bacteria)
650 $aBioactive compounds
650 $aPseudomonas
650 $aBactéria
650 $aBiodiversidade
653 $a16S rRNA genes
653 $aBioprospecting
653 $aCold environments
700 1 $aDUARTE, A. W. F.
700 1 $aPASSARINI, M. R. Z.
700 1 $aRUIZ, A. L. T. G.
700 1 $aFRANCO, C. H.
700 1 $aMORAES, C. B.
700 1 $aMELO, I. S. de
700 1 $aRODRIGUES, R. A.
700 1 $aFANTINATTI-GARBOGGINI, F.
700 1 $aOLIVEIRA, V. M.
773 $tPolar Biology$gv. 41, n. 7, p. 1505-1519, 2018.
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Registro original: |
Embrapa Meio Ambiente (CNPMA) |
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| Registros recuperados : 12 | |
| 2. |  | MENDES, A. C. S.; DUARTE, M. S.; RAMOS, A. K. B.; FERNANDES, F. D.; KARIA, C. T.; CARVALHO, M. A. Análise da produtividade de sementes de acessos selecionados de Stylosanthes guianensis. In: INTERNATIONAL SYMPOSIUM ON FORAGE BREEDING, 3., 2011, Bonito. Breeding forages for climate change adaptation and mitigation - eco-efficient animal production: proceedings... [Campo Grande: Embrapa Gado de Corte, 2011]. 1 CD-ROM.| Tipo: Artigo em Anais de Congresso |
| Biblioteca(s): Embrapa Cerrados. |
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| 4. | | DUARTE, M. S.; RAMOS, A. K. B.; FERNANDES, F. D.; KARIA, C. T.; CARVALHO, M. A.; SANTOS, F. S.; AVIANI, D. M. Descritores morfológicos para realização de ensaios de distinguibilidade, estabilidade e homogeneidade em cultivares de Brachiaria. In: INTERNATIONAL SYMPOSIUM ON FORAGE BREEDING, 3., 2011, Bonito. Breeding forages for climate change adaptation and mitigation - eco-efficient animal production: proceedings... [Campo Grande: Embrapa Gado de Corte, 2011]. 1 CD-ROM.| Tipo: Artigo em Anais de Congresso |
| Biblioteca(s): Embrapa Cerrados. |
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| 6. | | MENEZES, C. A. DE M.; DUARTE, M. S.; TEIXEIRA, I. N.; CAVALCANTE, W. DE A.; ALMEIDA, P. DE S.; VIANA, M. B.; ZAIAT, M.; LEITAO, R. C. Using fruit and vegetable waste to generate hydrogen through dark fermentation. Engenharia Sanitária e Ambiental, v. 29, e20240013, 2024. Uso de resíduos de frutas e verduras para gerar hidrogênio por meio da fermentação escura.| Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 4 |
| Biblioteca(s): Embrapa Agroindústria Tropical. |
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| 7. | | LAGE, J. F.; PAULINO, P. V. R.; PEREIRA, L. G. R.; DUARTE, M. S.; VALADARES FILHO, S. C.; OLIVEIRA, A. S.; SOUZA, N. K. P.; LIMA, J. C. M. Carcass characteristics of feedlot lambs fed crude glycerin contaminated with high concentrations of crude fat. Meat Science, v. 96, n. 1, p. 108-113, 2014.| Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 1 |
| Biblioteca(s): Embrapa Gado de Leite. |
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| 8. | | GIONBELLI, T. R. S.; VELOSO, C. M.; ROTTA, P. P.; VALADARES FILHO, S. C.; CARVALHO, B. C. de; M. I. MARCONDES; CUNHA, C. S.; NOVAES, M. A. S.; PREZOTTO, L. D.; DUARTE, M. S.; GIONBELLI, M. P. Foetal development of skeletal muscle in bovines as a function of maternal nutrition, foetal sex and gestational age. Journal of Animal Physiology and Animal Nutrition, v. 102, p. 545-556, 2018.| Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 2 |
| Biblioteca(s): Embrapa Gado de Leite. |
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| 9. | | WELLER, M. M.; ALBINO, R. L.; MARCONDES, M. I.; SILVA, W.; DANIELS, K. M.; CAMPOS, M. M.; DUARTE, M. S.; MESCOUTO, M. L.; SILVA, F. F.; GUIMARÃES, S. E. F. Effects of nutrient intake level on mammary parenchyma growth and gene expression in crossbred (Holstein × Gyr) prepubertal heifers. Journal of Dairy Science, v. 99, n. 12, p. 9962-9973, 2016.| Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 1 |
| Biblioteca(s): Embrapa Gado de Leite. |
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| 10. | | GIONBELLI, T. R. S.; ROTTA, P. P.; VELOSO, C. M.; MARCONDES, M. I.; VALADARES FILHO, S. C.; CARVALHO, B. C. de; LOVATTI, J. V. R.; CUNHA, C. S.; NOVAIS, M. A. S.; DUARTE, M. S.; GIONBELLI, M. P. Investigation of effects of maternal nutrition intensification and fetal sex on development of skeletal muscle of bovine fetuses. In: ADSA ASAS JOINT ANNUAL MEETING, 2015, Orlando. Proceedings... Orlando: ADSA: ASAS, 2015.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Gado de Leite. |
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| 11. | | GONDIM, R. S.; CRISOSTOMO, L. A.; MAIA, A. de H. N.; SOUSA, J. A. de; BARROS, V. da S.; SILVA, A. R. da C.; GRANGEIRO, L. C.; GOMES FILHO, A. A. H.; DUARTE, M. S.; GONDIM, T. de A.; CORDEIRO, E. de A.; GURGEL, M. C.; MARQUES, A. A. A. Estoque de carbono no solo em diferentes sistemas de produção do meloeiro. Fortaleza: Embrapa Agroindústria Tropical, 2015. 32 p. (Embrapa Agroindústria Tropical. Boletim de Pesquisa e Desenvolvimento, 97).| Tipo: Boletim de Pesquisa e Desenvolvimento |
| Biblioteca(s): Embrapa Agroindústria Tropical. |
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| 12. | | GIONBELLI, T. R. S.; ROTTA, P. P.; VELOSO, C. M.; VALADARES FILHO, S. C.; CARVALHO, B. C. de; MARCONDES, M. I.; FERREIRA, M. F. L.; SOUZA, J. V. F.; SANTOS, J. S. A. A.; LACERDA, L. C.; DUARTE, M. S.; GIONBELLI, M. P. Intestinal development of bovine foetuses during gestation is affected by foetal sex and maternal nutrition. Journal of Animal Physiology and Animal Nutrition, v. 101, n. 3, p. 493-501, 2017. Publicado online em 16 ago. 2016.| Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 2 |
| Biblioteca(s): Embrapa Gado de Leite. |
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| Registros recuperados : 12 | |
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| Nenhum registro encontrado para a expressão de busca informada. |
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