Immunodetection of pectin and arabinogalactan protein epitopes during pollen exine formation of Beta vulgaris L.

PROTOPLASMA ◽  
2006 ◽  
Vol 228 (1-3) ◽  
pp. 41-47 ◽  
Author(s):  
Anna Majewska-Sawka ◽  
Maria Isabel Rodriguez-Garcia
Author(s):  
Yao Deng ◽  
Yingchun Wan ◽  
Weichi Liu ◽  
Lisha Zhang ◽  
Kai Zhou ◽  
...  

2010 ◽  
Vol 32 (4) ◽  
pp. 757-764 ◽  
Author(s):  
Jacqueline Capataz-Tafur ◽  
Arianna M. Hernández-Sánchez ◽  
Mario Rodríguez-Monroy ◽  
Gabriela Trejo-Tapia ◽  
Gabriela Sepúlveda-Jiménez

1995 ◽  
Vol 94 (2) ◽  
pp. 342-350 ◽  
Author(s):  
Steffen Lenzner ◽  
Kurt Zoglauer ◽  
Otto Schieder

Author(s):  
J. Cadena-Iñiguez
Keyword(s):  

Con el fin de predecir rendimientos de betacianinas de raíz de Beta vulgaris L., para uso alimentario bajo condiciones de campo, se aplicó una ecuación potencial simple, ecuación de Richard y modelo de Werker en tres agroambientes, y determinaron curvas de crecimiento, desarrollo foliar, biomasa y metabolito. Se evaluaron siete variables del rendimiento, ocho de campo, cinco abióticas, 22 físico-químicas del suelo, y dos de extracción bioquímica. Los datos fueron analizados además por componentes principales. La producción de betacianinas en raíz se relacionó inversamente con su biomasa, lo que coincide con resultados de otros autores, que indican que el tamaño y peso del betabel correlacionan negativamente con la concentración de betacianinas, aunque éstos no reportan un modelo para dicha concentración. Los rendimientos de biomasa aérea estuvieron directamente relacionados con los de betacianinas (r2?0.90), resaltando que once de 17 nutrimentos esenciales fueron determinantes. Al quedar definidos los factores bióticos y abióticos que afectan el desarrollo de raíz, en los sitios de estudio, contra rendimientos de betacianinas, es posible gestionar bajo el modelo aplicado, las variables más significativas para optimizar el rendimiento, calidad y rentabilidad industrial en cada agroambiente.


2007 ◽  
Vol 13 (2) ◽  
pp. 48-52
Author(s):  
G.V. Shevchenko ◽  
◽  
E.L. Kordyum ◽  
Keyword(s):  

2020 ◽  
Author(s):  
Ian Sims ◽  
K Middleton ◽  
AG Lane ◽  
AJ Cairns ◽  
A Bacic

Microscopic examination of suspension-cultured cells of Phleum pratense L., Panicum miliaceum L., Phalaris aquatica L. and Oryza sativa L. showed that they were comprised of numerous root primordia. Polysaccharides secreted by these suspension cultures contained glycosyl linkages consistent with the presence of high proportions of root mucilage-like polysaccharides. In contrast, suspension-cultured cells of Hordeum vulgare L. contained mostly undifferentiated cells more typical of plant cells in suspension culture. The polysaccharides secreted by H. vulgare cultures contained mostly linkages consistent with the presence of glucuronoarabinoxylan. The soluble polymers secreted by cell-suspension cultures of Phleum pratense contained 70% carbohydrate, 14% protein and 6% inorganic material. The extracellular polysaccharides were separated into four fractions by anion-exchange chromatography using a gradient of imidazole-HCl at pH 7.0. From glycosyl-linkage analyses, five polysaccharides were identified: an arabinosylated xyloglucan (comprising 20% of the total polysaccharide), a glucomannan (6%), a type-II arabinogalactan (an arabinogalactan-protein; 7%), an acidic xylan (3%), and a root-slime-like polysaccharide, which contained features of type-II arabinogalactans and glucuronomannans (65%).


2020 ◽  
Author(s):  
Ian Sims ◽  
K Middleton ◽  
AG Lane ◽  
AJ Cairns ◽  
A Bacic

Microscopic examination of suspension-cultured cells of Phleum pratense L., Panicum miliaceum L., Phalaris aquatica L. and Oryza sativa L. showed that they were comprised of numerous root primordia. Polysaccharides secreted by these suspension cultures contained glycosyl linkages consistent with the presence of high proportions of root mucilage-like polysaccharides. In contrast, suspension-cultured cells of Hordeum vulgare L. contained mostly undifferentiated cells more typical of plant cells in suspension culture. The polysaccharides secreted by H. vulgare cultures contained mostly linkages consistent with the presence of glucuronoarabinoxylan. The soluble polymers secreted by cell-suspension cultures of Phleum pratense contained 70% carbohydrate, 14% protein and 6% inorganic material. The extracellular polysaccharides were separated into four fractions by anion-exchange chromatography using a gradient of imidazole-HCl at pH 7.0. From glycosyl-linkage analyses, five polysaccharides were identified: an arabinosylated xyloglucan (comprising 20% of the total polysaccharide), a glucomannan (6%), a type-II arabinogalactan (an arabinogalactan-protein; 7%), an acidic xylan (3%), and a root-slime-like polysaccharide, which contained features of type-II arabinogalactans and glucuronomannans (65%).


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