Heteroglycan from an alkaline extract of a somatic hybrid mushroom (PfloVv1aFB) of Pleurotus florida and Volvariella volvacea: structural characterization and study of immunoenhancing properties

2012 ◽  
Vol 354 ◽  
pp. 110-115 ◽  
Author(s):  
Sanjoy Kumar Bhunia ◽  
Biswajit Dey ◽  
Kankan K. Maity ◽  
Sukesh Patra ◽  
Soumitra Mandal ◽  
...  
2010 ◽  
Vol 345 (7) ◽  
pp. 974-978 ◽  
Author(s):  
Debsankar Das ◽  
Subhas Mondal ◽  
Sadhan K. Roy ◽  
Debabrata Maiti ◽  
Bibhas Bhunia ◽  
...  

Molecules ◽  
2019 ◽  
Vol 24 (15) ◽  
pp. 2740 ◽  
Author(s):  
Ekaterina Baeva ◽  
Roman Bleha ◽  
Ekaterina Lavrova ◽  
Leonid Sushytskyi ◽  
Jana Čopíková ◽  
...  

Oyster mushrooms are an interesting source of biologically active glucans and other polysaccharides. This work is devoted to the isolation and structural characterization of polysaccharides from basidiocarps of the cultivated oyster mushroom, Pleurotus ostreatus. Five polysaccharidic fractions were obtained by subsequent extraction with cold water, hot water and two subsequent extractions with 1 m sodium hydroxide. Branched partially methoxylated mannogalactan and slightly branched (1→6)-β-d-glucan predominated in cold- and hot-water-soluble fractions, respectively. Alternatively, these polysaccharides were obtained by only hot water extraction and subsequent two-stage chromatographic separation. The alkali-soluble parts originating from the first alkali extraction were then fractionated by dissolution in dimethyl sulfoxide (DMSO). The polysaccharide insoluble in DMSO was identified as linear (1→3)-α-d-glucan, while branched (1→3)(1→6)-β-d-glucans were found to be soluble in DMSO. The second alkaline extract contained the mentioned branched β-d-glucan together with some proteins. Finally, the alkali insoluble part was a cell wall complex of chitin and β-d-glucans.


2013 ◽  
Vol 371 ◽  
pp. 45-51 ◽  
Author(s):  
Ipsita K. Sen ◽  
Praloy K. Maji ◽  
Birendra Behera ◽  
Pijush Mallick ◽  
Tapas K. Maiti ◽  
...  

2013 ◽  
Vol 52 ◽  
pp. 312-318 ◽  
Author(s):  
Biswajit Dey ◽  
Sanjoy K. Bhunia ◽  
Kankan K. Maity ◽  
Sukesh Patra ◽  
Soumitra Mandal ◽  
...  

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