|
|
Registros recuperados : 42 | |
8. | | SIMÕES, M.; COUTINHO, H. C. L.; MANZATTO, C. V.; RAMALHO FILHO, A.; FEITOSA, R. Spatial decision support system for environmental degradation detection, monitoring and mitigation. In: INTERNATIONAL CONFERENCE ON LAND DEGRADATION 3., AND MEETING OF THE IUSS SUBCOMISSION C - SOIL AND WATER CONSERVATION, 2001, Rio de Janeiro. Conference guide, program and book of abstracts... Rio de Janeiro: Embrapa; IUSS; IAC; SBCS, 2001. p.34 Biblioteca(s): Embrapa Solos. |
| |
10. | | COSTA, T. S.; MUNIZ, A. V. C. da S.; ALMEIDA, C. S.; FEITOSA, R. B.; SILVA JUNIOR, J. F. da. Avaliação agronômica do banco de germoplasma de mangabeira. In: CONGRESSO BRASILEIRO DE RECURSOS GENÉTICOS; WORKSHOP EM BIOPROSPECÇÃO E CONSERVAÇÃO DE PLANTAS NATIVAS DO SEMI-ÁRIDO, 3.; WORKSHOP INTERNACIONAL SOBRE BIOENERGIA E MEIO AMBIENTE, 2010, Salvador. Bancos de germoplasma: descobrir a riqueza, garantir o futuro: anais. Brasília, DF: Embrapa Recursos Genéticos e Biotecnologia, 2010. 1 CD-ROM. (Embrapa Recursos Genéticos e Biotecnologia. Documentos, 304). Editora técnica Clara Oliveira Goedert. Resumo simples. Biblioteca(s): Embrapa Tabuleiros Costeiros. |
| |
17. | | FEITOSA, R. B.; SILVA, A. V. C. da; ALMEIDA, C. S.; SANTOS, A. R. F. dos; RANGEL, M. S. A. Caracterização molecular de genótipos de moringa. FEITOSA, R. B.; SILVA, A. V. C. da; ALMEIDA, C. S.; SANTOS, A. R. F. dos; RANGEL, M. S. A. Caracterização molecular de genótipos de moringa. In: SILVA, G. F. da; BERGAMASCO, R.; SERAFINI, M. R.; SANT?ANNA, M. C. S. (Org.). Potencialidades da Moringa: Oleifera Lam. São Cristóvão: Editora UFS, 2012. p. 27-40. il. Biblioteca(s): Embrapa Tabuleiros Costeiros. |
| |
19. | | CARNEIRO, M. T.; PEREZ, D. V.; FEITOSA, R. C.; MACENA, L. G. P.; MIAGOSTOVICH, M. P.; WASSERMAN, J. C. Escherichia coli capacity to repopulate microcosms under osmotic/U.V. synergic stress in tropical waters. Current Microbiology, v. 78, n. 2, p. 756-764, Feb. 2021. Biblioteca(s): Embrapa Solos. |
| |
Registros recuperados : 42 | |
|
|
Registro Completo
Biblioteca(s): |
Embrapa Solos. |
Data corrente: |
28/09/2020 |
Data da última atualização: |
07/12/2020 |
Tipo da produção científica: |
Nota Técnica/Nota Científica |
Autoria: |
CARNEIRO, M. T.; PEREZ, D. V.; FEITOSA, R. C.; WASSERMAN, J. C. |
Afiliação: |
MARCOS TAVARES CARNEIRO, UFF/FIOCRUZ; DANIEL VIDAL PEREZ, CNPS; RENATO CASTIGLIA FEITOSA, FIOCRUZ; JULIO CESAR WASSERMAN, UFF. |
Título: |
Separation of Escherichia coli from natural samples for identification of sources and microcosm inoculation. |
Ano de publicação: |
2020 |
Fonte/Imprenta: |
Brazilian Journal Of Microbiology, v. 51, p. 2015-2020, 2020. |
DOI: |
https://doi.org/10.1007/s42770-020-00374-2 |
Idioma: |
Inglês |
Conteúdo: |
Obtaining uncultured Escherichia coli from natural waters is an important step in the study of microbes in the environment, which are critical for bacterial decay and microbial source tracking. The quality of the samples used can influence the assays, because high contaminant concentrations, differing cell ages, and physiologic states can impair results. The proposed separation is based on a three-step filtration method applied to replicates of seven samples from a sewage plant affluent, collected in different periods. Aliquots of the leachate were inoculated into microcosms, aiming to observe the cultivability of the cells. The assay resulted in colimetry values ranging between 104 and 105 cells. In the leachate, averages of 1.05% of total coliforms and 1.10% of Escherichia coli were recovered from original samples. Although enduring unfavorable temperatures, salinities, and nutritional conditions, the inoculated microcosm populations grew approximately 310 times after 24 h. The final leachate contained cultivable cells in appropriate physiological states and quantities for inoculum in microcosm sets. The bacteria obtained from the leachate were also appropriate for surveys of microbial source tracking, because, in the developed procedure, organisms were separated from contaminants, while cell concentrations were sufficient for inocula. |
Thesagro: |
Águas Residuais; Bactéria; Escherichia Coli; Rastreamento. |
Thesaurus NAL: |
Strains; Wastewater. |
Categoria do assunto: |
P Recursos Naturais, Ciências Ambientais e da Terra |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/218815/1/Separation-of-Escherichia-coli-from-natural-samples-2020.pdf
|
Marc: |
LEADER 02106naa a2200241 a 4500 001 2125143 005 2020-12-07 008 2020 bl uuuu u00u1 u #d 024 7 $ahttps://doi.org/10.1007/s42770-020-00374-2$2DOI 100 1 $aCARNEIRO, M. T. 245 $aSeparation of Escherichia coli from natural samples for identification of sources and microcosm inoculation.$h[electronic resource] 260 $c2020 520 $aObtaining uncultured Escherichia coli from natural waters is an important step in the study of microbes in the environment, which are critical for bacterial decay and microbial source tracking. The quality of the samples used can influence the assays, because high contaminant concentrations, differing cell ages, and physiologic states can impair results. The proposed separation is based on a three-step filtration method applied to replicates of seven samples from a sewage plant affluent, collected in different periods. Aliquots of the leachate were inoculated into microcosms, aiming to observe the cultivability of the cells. The assay resulted in colimetry values ranging between 104 and 105 cells. In the leachate, averages of 1.05% of total coliforms and 1.10% of Escherichia coli were recovered from original samples. Although enduring unfavorable temperatures, salinities, and nutritional conditions, the inoculated microcosm populations grew approximately 310 times after 24 h. The final leachate contained cultivable cells in appropriate physiological states and quantities for inoculum in microcosm sets. The bacteria obtained from the leachate were also appropriate for surveys of microbial source tracking, because, in the developed procedure, organisms were separated from contaminants, while cell concentrations were sufficient for inocula. 650 $aStrains 650 $aWastewater 650 $aÁguas Residuais 650 $aBactéria 650 $aEscherichia Coli 650 $aRastreamento 700 1 $aPEREZ, D. V. 700 1 $aFEITOSA, R. C. 700 1 $aWASSERMAN, J. C. 773 $tBrazilian Journal Of Microbiology$gv. 51, p. 2015-2020, 2020.
Download
Esconder MarcMostrar Marc Completo |
Registro original: |
Embrapa Solos (CNPS) |
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
Fechar
|
Nenhum registro encontrado para a expressão de busca informada. |
|
|