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 | Acesso ao texto completo restrito à biblioteca da Embrapa Semiárido. Para informações adicionais entre em contato com cpatsa.biblioteca@embrapa.br. |
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Registro Completo |
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Biblioteca(s): |
Embrapa Semiárido. |
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Data corrente: |
08/10/2021 |
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Data da última atualização: |
08/10/2021 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Autoria: |
POMPELLI, M. F.; FERREIRA, P. R. B.; CHAVES, A. R. de M.; FIGUEIREDO, R. C. Q. Q.; MARTINS, A. O.; JARMA-OROZC0, A.; BHATT, A.; SILVA, W. B.; ENDRES, L.; ARAÚJO, W. L. |
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Afiliação: |
MARCELO F. POMPELLI, Universidad de Córdoba, Colombia.; PEDRO P. B. FERREIRA, UFRPE; AGNALDO RODRIGUES DE MELO CHAVES, CPATSA; REGINA C.Q.Q. FIGUEIREDO, FIOCRUZ - Centro Ageu Magalhães - Recife /PE; AUXILIADORA O. MARTINS, UFV; ALFREDO JARMA-OROZCO, Universidad de Córdoba, Córdoba, Colombia; ARVIND BHATT, Lushan Botanical Garden, Chinese Academy of Science, Jiujiang, China; WILLIAN BATISTA-SILVA, UFV; LAURÍCIO ENDRES, UNIVERSIDADE FEDERAL DE ALAGOAS; WAGNER L. ARAÚJO, UFV. |
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Título: |
Physiological, metabolic, and stomatal adjustments in response to salt stress in Jatropha curcas. |
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Ano de publicação: |
2021 |
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Fonte/Imprenta: |
Plant Physiology and Biochemistry, v. 168, p. 116-127, 2021. |
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DOI: |
https://doi.org/10.1016/j.plaphy.2021.09.039 |
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Idioma: |
Inglês |
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Conteúdo: |
Salinity is a major issue affecting photosynthesis and crop production worldwide. High salinity induces both osmotic and ionic stress in plant tissues as a result of complex interactions among morphological, physiological, and biochemical processes. Salinity, in turn, can provoke inactivation of some enzymes in the Calvin-Benson cycle and therefore affect the fine adjustment of electron transport in photosystem I and carbon related reactions. Here, we used three contrasting Jatropha curcas genotypes namely CNPAE183 (considered tolerant to salinity), CNPAE218 (sensible), and JCAL171 (intermediate) to understand salinity responses. By performing a long-term (12 months) experiment in land conditions, we investigated distinct mechanisms used by J. curcas to cope with threatening salinity effects by analyzing gas exchange, mineral nutrition and metabolic responses. First, our results highlighted the plasticity of stomatal development and density in J. curcas under salt stress. It also demonstrated that the CNPAE183 presented higher salt-tolerance whereas CNPAE218 displayed a more sensitive salt-tolerance response. Our results also revealed that both tolerance and sensitivity to salinity were connected with an extensive metabolite reprogramming in the Calvin-Benson cycle and Tricarboxylic Acid cycle intermediates with significant changes in amino acids and organic acids. Collectively, these results indicate that the CNPAE183 and CNPAE218 genotypes demonstrated certain characteristics of salt-tolerant-like and salt-sensitive-like genotypes, respectively. Overall, our results highlight the significance of metabolites associated with salt responses and further provide a useful selection criterion in during screening for salt tolerance in J. curcas in breeding programmes. MenosSalinity is a major issue affecting photosynthesis and crop production worldwide. High salinity induces both osmotic and ionic stress in plant tissues as a result of complex interactions among morphological, physiological, and biochemical processes. Salinity, in turn, can provoke inactivation of some enzymes in the Calvin-Benson cycle and therefore affect the fine adjustment of electron transport in photosystem I and carbon related reactions. Here, we used three contrasting Jatropha curcas genotypes namely CNPAE183 (considered tolerant to salinity), CNPAE218 (sensible), and JCAL171 (intermediate) to understand salinity responses. By performing a long-term (12 months) experiment in land conditions, we investigated distinct mechanisms used by J. curcas to cope with threatening salinity effects by analyzing gas exchange, mineral nutrition and metabolic responses. First, our results highlighted the plasticity of stomatal development and density in J. curcas under salt stress. It also demonstrated that the CNPAE183 presented higher salt-tolerance whereas CNPAE218 displayed a more sensitive salt-tolerance response. Our results also revealed that both tolerance and sensitivity to salinity were connected with an extensive metabolite reprogramming in the Calvin-Benson cycle and Tricarboxylic Acid cycle intermediates with significant changes in amino acids and organic acids. Collectively, these results indicate that the CNPAE183 and CNPAE218 genotypes demonstrated certain characterist... Mostrar Tudo |
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Palavras-Chave: |
Estresse a sal; Estresse osmótico; Genótipos tolerante a sal. |
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Thesagro: |
Bioquímica; Fisiologia Vegetal; Metabolismo Vegetal; Morfologia Vegetal. |
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Thesaurus Nal: |
Photosynthesis; Salinity; Soil salinity. |
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Categoria do assunto: |
X Pesquisa, Tecnologia e Engenharia |
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Marc: |
LEADER 02881naa a2200361 a 4500
001 2135185
005 2021-10-08
008 2021 bl uuuu u00u1 u #d
024 7 $ahttps://doi.org/10.1016/j.plaphy.2021.09.039$2DOI
100 1 $aPOMPELLI, M. F.
245 $aPhysiological, metabolic, and stomatal adjustments in response to salt stress in Jatropha curcas.$h[electronic resource]
260 $c2021
520 $aSalinity is a major issue affecting photosynthesis and crop production worldwide. High salinity induces both osmotic and ionic stress in plant tissues as a result of complex interactions among morphological, physiological, and biochemical processes. Salinity, in turn, can provoke inactivation of some enzymes in the Calvin-Benson cycle and therefore affect the fine adjustment of electron transport in photosystem I and carbon related reactions. Here, we used three contrasting Jatropha curcas genotypes namely CNPAE183 (considered tolerant to salinity), CNPAE218 (sensible), and JCAL171 (intermediate) to understand salinity responses. By performing a long-term (12 months) experiment in land conditions, we investigated distinct mechanisms used by J. curcas to cope with threatening salinity effects by analyzing gas exchange, mineral nutrition and metabolic responses. First, our results highlighted the plasticity of stomatal development and density in J. curcas under salt stress. It also demonstrated that the CNPAE183 presented higher salt-tolerance whereas CNPAE218 displayed a more sensitive salt-tolerance response. Our results also revealed that both tolerance and sensitivity to salinity were connected with an extensive metabolite reprogramming in the Calvin-Benson cycle and Tricarboxylic Acid cycle intermediates with significant changes in amino acids and organic acids. Collectively, these results indicate that the CNPAE183 and CNPAE218 genotypes demonstrated certain characteristics of salt-tolerant-like and salt-sensitive-like genotypes, respectively. Overall, our results highlight the significance of metabolites associated with salt responses and further provide a useful selection criterion in during screening for salt tolerance in J. curcas in breeding programmes.
650 $aPhotosynthesis
650 $aSalinity
650 $aSoil salinity
650 $aBioquímica
650 $aFisiologia Vegetal
650 $aMetabolismo Vegetal
650 $aMorfologia Vegetal
653 $aEstresse a sal
653 $aEstresse osmótico
653 $aGenótipos tolerante a sal
700 1 $aFERREIRA, P. R. B.
700 1 $aCHAVES, A. R. de M.
700 1 $aFIGUEIREDO, R. C. Q. Q.
700 1 $aMARTINS, A. O.
700 1 $aJARMA-OROZC0, A.
700 1 $aBHATT, A.
700 1 $aSILVA, W. B.
700 1 $aENDRES, L.
700 1 $aARAÚJO, W. L.
773 $tPlant Physiology and Biochemistry$gv. 168, p. 116-127, 2021.
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Registro original: |
Embrapa Semiárido (CPATSA) |
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Biblioteca |
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Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
URL |
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| Acesso ao texto completo restrito à biblioteca da Embrapa Arroz e Feijão. Para informações adicionais entre em contato com cnpaf.biblioteca@embrapa.br. |
Registro Completo
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Biblioteca(s): |
Embrapa Arroz e Feijão. |
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Data corrente: |
09/02/2006 |
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Data da última atualização: |
19/04/2007 |
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Tipo da produção científica: |
Artigo em Anais de Congresso / Nota Técnica |
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Circulação/Nível: |
-- - -- |
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Autoria: |
NEVES, P. de C. F.; FAGUNDES, P. R. R.; CUTRIM, V. dos A.; RANGEL, P. H. N.; CORDEIRO, A. C.; MORAIS, O. P. de; HECKLER, J. C.; MAGALHÃES JÚNIOR, A. M. de; MOURA NETO, F. P. |
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Título: |
Avaliações em gerações iniciais no melhoramento de arroz irrigado na Embrapa: ensaio de rendimento de cruzamentos (ERC) com populações F2. |
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Ano de publicação: |
2005 |
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Fonte/Imprenta: |
In: CONGRESSO BRASILEIRO DE ARROZ IRRIGADO, 4.; REUNIÃO DA CULTURA DO ARROZ IRRIGADO, 26., 2005, Santa Maria, RS. Anais... Santa Maria, RS: Orium, 2005. |
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Volume: |
v. 1. |
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Páginas: |
p. 78-80. |
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Idioma: |
Português |
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Palavras-Chave: |
Irrigado; Melhoramento genético. |
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Thesagro: |
Arroz; Oryza Sativa. |
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Categoria do assunto: |
-- |
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Marc: |
LEADER 00957naa a2200277 a 4500
001 1192063
005 2007-04-19
008 2005 bl uuuu u00u1 u #d
100 1 $aNEVES, P. de C. F.
245 $aAvaliações em gerações iniciais no melhoramento de arroz irrigado na Embrapa$bensaio de rendimento de cruzamentos (ERC) com populações F2.
260 $c2005
300 $ap. 78-80. v. 1.
490 $vv. 1.
650 $aArroz
650 $aOryza Sativa
653 $aIrrigado
653 $aMelhoramento genético
700 1 $aFAGUNDES, P. R. R.
700 1 $aCUTRIM, V. dos A.
700 1 $aRANGEL, P. H. N.
700 1 $aCORDEIRO, A. C.
700 1 $aMORAIS, O. P. de
700 1 $aHECKLER, J. C.
700 1 $aMAGALHÃES JÚNIOR, A. M. de
700 1 $aMOURA NETO, F. P.
773 $tIn: CONGRESSO BRASILEIRO DE ARROZ IRRIGADO, 4.; REUNIÃO DA CULTURA DO ARROZ IRRIGADO, 26., 2005, Santa Maria, RS. Anais... Santa Maria, RS: Orium, 2005.
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Registro original: |
Embrapa Arroz e Feijão (CNPAF) |
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