• Title/Summary/Keyword: 당류

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Comparative analysis of total sugar and sugar alcohol contents of the fruiting bodies in edible and medicinal mushrooms (식용 및 약용버섯류의 단당류, 이당류, 당알코올 함량 비교 분석)

  • Cho, Jae-Han;Park, Hye-Sung;Han, Jae-Gu;Lee, Gang-Hyo;Sung, Gi-Ho;Jhune, Chang-Sung
    • Journal of Mushroom
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    • v.12 no.4
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    • pp.316-323
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    • 2014
  • We analyzed saccharide by dividing and comparing Monosaccharide, Disaccharide and sugar Alcohol. At first, Glucose had outstanding contained quantity of ASI 7114 with 81.11 g/l even comparing with other mushrooms for medical use and edibility. And 119.98 g/l of Fructose was observed at Hericium erinaceum that was more contained quantity than Flammulina velutipes and Lentinus edodes. But, the most contained quantity observed in Ganoderma lucidum was ASI 7015 with 15.70 g/l that was the level of 1/8 approximately against Hericium erinaceum. Ribose was found at low level generally that was hardly contained. Xylose was also observed low level. ASI 7004 was detected at 0.96g/l that was the most content with imperceptible difference by comparing with other mushrooms for medical use and edibility. Next, 35.21 g/l of Trehalose, disaccharide was observed at Agaricus bisporus that was around 11 times of content than ASI 3.09 g/l that was the most content of Ganoderma lucidum. For ${\alpha}$-Lactose, Sparassis crispa has the most amount of 3.38 g/l that was around 12.5 times of ASI 7060 0.27 g/l that was the most content of Ganoderma lucidum. For Glycerol, sugar alcohol, 64.74 g/l was observed at Pleurotus eryngii. We knew it was around 8 times of ASI 7004 8.61 g/l that was the most content of Ganoderma lucidum. 0.72 g/l of Solbitol was observed at Flammulina velutipes. We knew it was around 2times of ASI 7003 0.31 g/l that was the most content of Ganoderma lucidum. Moreover most of Ganoderma lucidum didn't contain Solbitol. 2.96 g/l of Mannitol was observed at Agaricus bisporus. that was the most content among other mushrooms. Also Mannitol was contained in Lentinus edodes and leurotus cornucopiae only. Even Ganoderma lucidum didn't have Mannitol. At last, as a result of myo-Inosito content analysis, it was seemed not to be involved in any of mushrooms.

Changes in oligosaccharide content during the storage period of maesil cheong formulated with functional oligosaccharides (기능성 올리고당으로 제조한 매실청의 저장기간 중 올리고당 함량 변화)

  • Bae, Moon-Joo;Yoo, Sang-Ho
    • Korean Journal of Food Science and Technology
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    • v.51 no.2
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    • pp.169-175
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    • 2019
  • This study was carried out to produce the health functional food maesil cheong by replacing sucrose with isomaltooligosaccharide and fructooligosaccharide. The substitution levels of these oligosaccharides were between 10% and 100%. A 1:1 (w/w) mixture of maesil and sugar was adopted for preparing maesil cheong. The pH of maesil cheong remained unchanged (between 2.72 and 3.00) during 90-day storage period, regardless of oligosaccharide content. Citric and malic acids were identified in maesil cheong; citric acid accounted for 71-82% of the total organic acid content. Sucrose was completely liquefied in the sample after 30 days and was hydrolyzed steadily into fructose and glucose over the storage period. More than 75% of isomaltooligosaccharides remained in maesil cheong after 90 days when sucrose was completely replaced with isomaltooligosaccharide. However, fructooligosaccharides were mostly decomposed at the end of storage period. Thus, isomaltooligosaccharides may be suitable for acidic maesil cheong products to expect its health functional effect.

Quantitative Analysis of Hydrate of Sugar-based Super Retardign Agent Mixed Cement Paste Using Rietveld Method (리트벨트법을 이용한 당류계 초지연성 혼화제 혼입 시멘트 페이스트의 수화생성물 정량 분석)

  • Hyun, Seung-Yong;Hu, Yun-yao;Kim, Su-Hoo;Kim, Jong;Han, Min-Cheol;Han, Cheon-Goo
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2021.11a
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    • pp.74-75
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    • 2021
  • This study attempted to study the setting time and compressive strength according to the sugar type through XRD. Setting time was found to be delayed the most when mixing white sugar, and setting time was promoted when mixing Saccharin and Aspartame. It was found that when white sugar and Grosvener siraitia were mixed, the compressive strength was higher than that of Control. Aspartame the age passed, C3S decreased and Ca(OH)2 increased.

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