The Experts below are selected from a list of 291 Experts worldwide ranked by ideXlab platform
Hugh D. Wilson - One of the best experts on this subject based on the ideXlab platform.
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Potamogeton nodosus (Cultivated) 2
2011Co-Authors: Hugh D. WilsonAbstract:Potamogeton nodosus , Floating and submerged leaf morphs. Family Potamogetonaceae, Subclass Alismataceae. Origin: Cultivated.
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Sagittaria graminea? (Native) 9
2011Co-Authors: Hugh D. WilsonAbstract:Sagittaria graminea?, Basal leaves. Family Alismataceae, Subclass Alismatidae. Origin: Native.
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Sagittaria graminea? (Native) 12
2011Co-Authors: Hugh D. WilsonAbstract:Sagittaria graminea?, Staminate flower with calyx from below. Family Alismataceae, Subclass Alismatidae. Origin: Native.
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Sagittaria graminea? (Native) 13
2011Co-Authors: Hugh D. WilsonAbstract:Sagittaria graminea?, Pistillate flower from side with perianth. Family Alismataceae, Subclass Alismatidae. Origin: Native.
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Sagittaria graminea? (Native) 5
2011Co-Authors: Hugh D. WilsonAbstract:Sagittaria graminea?, Pistillate flower from beneath, calyx. Family Alismataceae, Subclass Alismatidae. Origin: Native.
James R. Manhart - One of the best experts on this subject based on the ideXlab platform.
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Sagittaria papillosa (Native)
2011Co-Authors: James R. ManhartAbstract:Sagittaria papillosa , whole plant. Family Alismataceae, Subclass Alismatidae. Origin: Native.
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Sagittaria papillosa or lancifolia (Native) 3
2011Co-Authors: James R. ManhartAbstract:Sagittaria papillosa or lancifolia, flower. Family Alismataceae, Subclass Alismatidae. Origin: Native.
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Sagittaria sp., pr. S. platyphylla (Native)
2011Co-Authors: James R. ManhartAbstract:Sagittaria sp., pr. S. platyphylla, whole plant. Family Alismataceae, Subclass Alismatidae. Origin: Native.
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Sagittaria sp., pr. S. papillosa (Native) 2
2011Co-Authors: James R. ManhartAbstract:Sagittaria sp., pr. S. papillosa, female flowers. Family Alismataceae, Subclass Alismatidae. Origin: Native.
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Sagittaria sp. (Native)
2011Co-Authors: James R. ManhartAbstract:Sagittaria sp. , whole plant. Family Alismataceae, Subclass Alismatidae. Origin: Native
Clara M A Tanaka - One of the best experts on this subject based on the ideXlab platform.
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abietatrienes diterpenoids from sagittaria montevidensis ssp montevidensis
Química Nova, 2010Co-Authors: Clara M A Tanaka, Vanessa Soraia Cortez De Oliveira Radke, Pollyanna Laurindo De Oliveira, Lucilia Kato, Celso Vataru Nakamura, Cleuza C Da Silva, Cecilia M A De OliveiraAbstract:The antimicrobial properties of the hexane, hexane/EtOAc and methanol fractions of the fresh petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae) were evaluated against fungi and Gram-negative and Gram-positive bacteria. A new abietatriene-type diterpenoid, 3β,7α-dihydroxi-abieta-8,11,13-triene and the known 3β-hydroxy-abieta-8,11,13-trien-7-one were isolated from the most active fraction tested and the structures of these compounds were elucidated by data including IR, EIMS, and 1D and 2D NMR spectra.
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abietane diterpenes from sagittaria montevidensis ssp montevidensis charm schltdl
Journal of the Brazilian Chemical Society, 2007Co-Authors: Vanessa Soraia Cortez De Oliveira Radke, Ivânia T A Schuquel, Cecilia M A De Oliveira, Maria Do Carmo Estanislau Do Amaral, Cleuza C Da Silva, Clara M A TanakaAbstract:Two new abietane-type diterpenes, 3b-hydroxy-9a, 13a-epidioxyabiet-8(14)-ene (1) and 3-oxo-9a,13a-epidioxyabiet-8(14)-ene (2), were isolated from the methanolic crude extract of the petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae). The structures of 1 and 2 were determined on the basis of spectrometric analyses including HREIMS, IR as well as 1H and 13C 1 and 2D NMR.
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Abietane diterpenes from Sagittaria montevidensis ssp montevidensis Charm. & Schltdl
Journal of the Brazilian Chemical Society, 2007Co-Authors: Vanessa Soraia Cortez De Oliveira Radke, Ivânia T A Schuquel, Cecilia M A De Oliveira, Maria Do Carmo Estanislau Do Amaral, Cleuza C Da Silva, Clara M A TanakaAbstract:Two new abietane-type diterpenes, 3b-hydroxy-9a, 13a-epidioxyabiet-8(14)-ene (1) and 3-oxo-9a,13a-epidioxyabiet-8(14)-ene (2), were isolated from the methanolic crude extract of the petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae). The structures of 1 and 2 were determined on the basis of spectrometric analyses including HREIMS, IR as well as 1H and 13C 1 and 2D NMR.
Cecilia M A De Oliveira - One of the best experts on this subject based on the ideXlab platform.
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Abietane diterpenes from Sagittaria montevidensis ssp montevidensis Charm. & Schltdl
Sociedade Brasileira de Química, 2015Co-Authors: Radke, Vanessa S. C. De O., Cecilia M A De Oliveira, Cleuza C Da Silva, Amaral, Maria Do Carmo E., Schuquel, Ivânia T. A., Tanaka, Clara M. A.Abstract:Two new abietane-type diterpenes, 3beta-hydroxy-9alpha, 13alpha-epidioxyabiet-8(14)-ene (1) and 3-oxo-9alpha,13alpha-epidioxyabiet-8(14)-ene (2), were isolated from the methanolic crude extract of the petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae). The structures of 1 and 2 were determined on the basis of spectrometric analyses including HREIMS, IR as well as ¹H and 13C 1 and 2D NMR.Dois novos diterpenos do tipo abietano 3beta-hidroxi-9alfa, 13alfa-epidioxiabiet-8(14)-eno (1) e 3-oxo-9alfa,13alfa-epidioxiabiet-8(14)-eno (2) foram isolados do extrato bruto metanólico dos pecíolos de Sagittaria montevidensis ssp montevidensis (Alismataceae). As estruturas de 1 e 2 foram determinadas com base em análises espectrométricas do tipo EM-AR, IV, bem como, RMN de ¹H e 13C uni e bi dimensionais
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abietatrienes diterpenoids from sagittaria montevidensis ssp montevidensis
Química Nova, 2010Co-Authors: Clara M A Tanaka, Vanessa Soraia Cortez De Oliveira Radke, Pollyanna Laurindo De Oliveira, Lucilia Kato, Celso Vataru Nakamura, Cleuza C Da Silva, Cecilia M A De OliveiraAbstract:The antimicrobial properties of the hexane, hexane/EtOAc and methanol fractions of the fresh petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae) were evaluated against fungi and Gram-negative and Gram-positive bacteria. A new abietatriene-type diterpenoid, 3β,7α-dihydroxi-abieta-8,11,13-triene and the known 3β-hydroxy-abieta-8,11,13-trien-7-one were isolated from the most active fraction tested and the structures of these compounds were elucidated by data including IR, EIMS, and 1D and 2D NMR spectra.
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abietane diterpenes from sagittaria montevidensis ssp montevidensis charm schltdl
Journal of the Brazilian Chemical Society, 2007Co-Authors: Vanessa Soraia Cortez De Oliveira Radke, Ivânia T A Schuquel, Cecilia M A De Oliveira, Maria Do Carmo Estanislau Do Amaral, Cleuza C Da Silva, Clara M A TanakaAbstract:Two new abietane-type diterpenes, 3b-hydroxy-9a, 13a-epidioxyabiet-8(14)-ene (1) and 3-oxo-9a,13a-epidioxyabiet-8(14)-ene (2), were isolated from the methanolic crude extract of the petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae). The structures of 1 and 2 were determined on the basis of spectrometric analyses including HREIMS, IR as well as 1H and 13C 1 and 2D NMR.
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Abietane diterpenes from Sagittaria montevidensis ssp montevidensis Charm. & Schltdl
Journal of the Brazilian Chemical Society, 2007Co-Authors: Vanessa Soraia Cortez De Oliveira Radke, Ivânia T A Schuquel, Cecilia M A De Oliveira, Maria Do Carmo Estanislau Do Amaral, Cleuza C Da Silva, Clara M A TanakaAbstract:Two new abietane-type diterpenes, 3b-hydroxy-9a, 13a-epidioxyabiet-8(14)-ene (1) and 3-oxo-9a,13a-epidioxyabiet-8(14)-ene (2), were isolated from the methanolic crude extract of the petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae). The structures of 1 and 2 were determined on the basis of spectrometric analyses including HREIMS, IR as well as 1H and 13C 1 and 2D NMR.
Cleuza C Da Silva - One of the best experts on this subject based on the ideXlab platform.
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Abietane diterpenes from Sagittaria montevidensis ssp montevidensis Charm. & Schltdl
Sociedade Brasileira de Química, 2015Co-Authors: Radke, Vanessa S. C. De O., Cecilia M A De Oliveira, Cleuza C Da Silva, Amaral, Maria Do Carmo E., Schuquel, Ivânia T. A., Tanaka, Clara M. A.Abstract:Two new abietane-type diterpenes, 3beta-hydroxy-9alpha, 13alpha-epidioxyabiet-8(14)-ene (1) and 3-oxo-9alpha,13alpha-epidioxyabiet-8(14)-ene (2), were isolated from the methanolic crude extract of the petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae). The structures of 1 and 2 were determined on the basis of spectrometric analyses including HREIMS, IR as well as ¹H and 13C 1 and 2D NMR.Dois novos diterpenos do tipo abietano 3beta-hidroxi-9alfa, 13alfa-epidioxiabiet-8(14)-eno (1) e 3-oxo-9alfa,13alfa-epidioxiabiet-8(14)-eno (2) foram isolados do extrato bruto metanólico dos pecíolos de Sagittaria montevidensis ssp montevidensis (Alismataceae). As estruturas de 1 e 2 foram determinadas com base em análises espectrométricas do tipo EM-AR, IV, bem como, RMN de ¹H e 13C uni e bi dimensionais
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abietatrienes diterpenoids from sagittaria montevidensis ssp montevidensis
Química Nova, 2010Co-Authors: Clara M A Tanaka, Vanessa Soraia Cortez De Oliveira Radke, Pollyanna Laurindo De Oliveira, Lucilia Kato, Celso Vataru Nakamura, Cleuza C Da Silva, Cecilia M A De OliveiraAbstract:The antimicrobial properties of the hexane, hexane/EtOAc and methanol fractions of the fresh petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae) were evaluated against fungi and Gram-negative and Gram-positive bacteria. A new abietatriene-type diterpenoid, 3β,7α-dihydroxi-abieta-8,11,13-triene and the known 3β-hydroxy-abieta-8,11,13-trien-7-one were isolated from the most active fraction tested and the structures of these compounds were elucidated by data including IR, EIMS, and 1D and 2D NMR spectra.
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abietane diterpenes from sagittaria montevidensis ssp montevidensis charm schltdl
Journal of the Brazilian Chemical Society, 2007Co-Authors: Vanessa Soraia Cortez De Oliveira Radke, Ivânia T A Schuquel, Cecilia M A De Oliveira, Maria Do Carmo Estanislau Do Amaral, Cleuza C Da Silva, Clara M A TanakaAbstract:Two new abietane-type diterpenes, 3b-hydroxy-9a, 13a-epidioxyabiet-8(14)-ene (1) and 3-oxo-9a,13a-epidioxyabiet-8(14)-ene (2), were isolated from the methanolic crude extract of the petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae). The structures of 1 and 2 were determined on the basis of spectrometric analyses including HREIMS, IR as well as 1H and 13C 1 and 2D NMR.
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Abietane diterpenes from Sagittaria montevidensis ssp montevidensis Charm. & Schltdl
Journal of the Brazilian Chemical Society, 2007Co-Authors: Vanessa Soraia Cortez De Oliveira Radke, Ivânia T A Schuquel, Cecilia M A De Oliveira, Maria Do Carmo Estanislau Do Amaral, Cleuza C Da Silva, Clara M A TanakaAbstract:Two new abietane-type diterpenes, 3b-hydroxy-9a, 13a-epidioxyabiet-8(14)-ene (1) and 3-oxo-9a,13a-epidioxyabiet-8(14)-ene (2), were isolated from the methanolic crude extract of the petioles of Sagittaria montevidensis ssp montevidensis (Alismataceae). The structures of 1 and 2 were determined on the basis of spectrometric analyses including HREIMS, IR as well as 1H and 13C 1 and 2D NMR.