Konjac glucomannan (KGM) is a dietary fiber hydrocolloidal polysaccharide isolated from the tubers of Amorphophallus konjac. Over the last few decades, the purified KGM has been offered as a food additive as well as a dietary supplement in many countries. Also, a diet containing konjac flour or KGM is considered as healthier, and these foods are popular in many Asian and European markets. Further, due to the adhesive property of KGM, it can form a defensive covering on the surface of the intestine. Additionally, KGM can reduce the levels of glucose, cholesterol, triglycerides, and blood pressure and can enable weight loss. Its wide-ranging effects prevent many chronic diseases through the regulation of metabolism. In this review, the recent studies on the health benefits such as anti-diabetic, anti-obesity, laxative, prebiotic, and anti-inflammatory activities of KGM were discussed. Also, this review deals with the applications of KGM and its derivatives in bio-technical, pharmaceutical, tissue engineering, fine chemical fields, etc.
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http://dx.doi.org/10.1016/j.ijbiomac.2018.12.203 | DOI Listing |
Int J Biol Macromol
January 2025
Yellow Crane Tower Science and Technology Park (Group) Co., Ltd., Wuhan 430040, Hubei, China. Electronic address:
Nat Commun
January 2025
Cancer Center, Faculty of Health Sciences, Ministry of Education (MOE) Frontiers Science Center for Precision Oncology, University of Macau, Macau, Macau, SAR, China.
Human gut Bacteroides and Parabacteroides species play crucial roles in human health and are known for their capacity to utilize diverse polysaccharides. Understanding how these bacteria utilize medicinal polysaccharides is foundational for developing polysaccharides-based prebiotics and drugs. Here, we systematically mapped the utilization profiles of 20 different medicinal polysaccharides by 28 human gut Bacteroides and Parabacteroides species.
View Article and Find Full Text PDFInt J Biol Macromol
January 2025
Key Laboratory of Cold Chain Logistics Technology for Agro-Product, Ministry of Agriculture and Rural Affairs/Institute of Agro-Product Processing and Nuclear Agricultural Technology, Hubei Academy of Agricultural Sciences, Wuhan 430064, China; Hubei Engineering Research Center for Agro-Product Irradiation, Agro-product Processing Research Sub-center of Hubei Innovation Center of Agriculture Science and Technology, Wuhan 430064, China; Department of Materials Science and Technology, Nanjing University of Aeronautics & Astronautics, Nanjing 210016, China. Electronic address:
The development of biomass material is an important approach to alleviating the excessive using of plastic packaging, by which the product could be more environmentally friendly and lower toxicity. In this study, we developed a biodegradable photodynamic antibacterial food packaging film using nitrogen-doped carbon quantum dots (N-CQDs) synthesized from crayfish shells, combined with konjac glucomannan (KGM) and sodium alginate (SA). Casting method was used to prepare the composite film and results indicated that incorporation of N-CQDs significantly enhanced the mechanical and barrier properties of the film by reducing the number of micropores.
View Article and Find Full Text PDFInt J Biol Macromol
January 2025
School of Basic Medical Sciences, Hubei University of Chinese Medicine, Wuhan 430065, PR China; Hubei Shizhen Laboratory, Wuhan 430061, PR China; Key Laboratory of·Traditional, Chinese Medicine Resources and Traditional Chinese Medicine Formulas, Hubei University of Chinese Medicine, Wuhan 430065, PR China. Electronic address:
Klebsiella pneumoniae exhibits extensive glycohydrolase activity in the gut microbiota. However, there are few studies on glucomannanase of Klebsiella pneumoniae. This study cloned and characterized a bifunctional mannanase/glucanase (GH8-3995) of K.
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January 2025
School of Biomedical Engineering, Shenzhen Campus of Sun Yat-sen University, Shenzhen 518107, China. Electronic address:
Hydrogels with favorable biocompatibility are regarded as ideal biomedical materials. However, their poor mechanical and tribological properties limit their further clinical applications. Konjac glucomannan (KGM), a safe natural polysaccharide, has the potential to bridge this gap by regulating the mechanical and tribological properties of hydrogels.
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