Isolation and Characterization of a Pure Mannan fromOncidium(cv.Gower Ramsey) Current Pseudobulb during Initial Inflorescence Development
Author(s) -
Heng-Long Wang,
KaiWun Yeh,
Peng-Ren Chen,
ChihHao Chang,
Jinmei Chen,
KayHooi Khoo
Publication year - 2006
Publication title -
bioscience biotechnology and biochemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.509
H-Index - 116
eISSN - 1347-6947
pISSN - 0916-8451
DOI - 10.1271/bbb.70.551
Subject(s) - inflorescence , mannan , botany , biology , stalk , polysaccharide , horticulture , biochemistry
A water-soluble and neutral polysaccharide was extracted from the current pseudobulbs of Oncidium "Gower Ramsey" during the early inflorescence stage (flower stalk less than 4 cm) by hot water, precipitated with ethanol, and purified with an anion exchanger. From the data of monosaccharide composition and linkage and anomeric configuration analyses, the polysaccharide was identified as a linear beta-1-->4 linked mannan.
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