頁籤選單縮合
題 名 | Effects of Hot-water Extracts from Ganoderma lucidum Residues and Solid-state Fermentation Residues on Prebiotic and Immune-stimulatory Activities in Vitro and the Powdered Residues Used as Broiler Feed Additives in Vivo |
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作 者 | Liu, Yuh-hwa; Lin, Yin-shiou; Lin, Kuan-ling; Lu, Yeh-lin; Chen, Chao-hsiang; Chien, Mei-yin; Shang, Huey-fang; Lin, Shyr-yi; Hou, Wen-chi; | 書刊名 | Botanical Studies |
卷 期 | 56 2015[民104] |
頁 次 | 頁(17)1-(17)10 |
分類號 | 418.5 |
關鍵詞 | Arbor Acres broiler chicks; Ganoderma lucidum residues; GLR; Phagocytic; Natural killer cytotoxicity; Prebiotic activity; Probiotics; |
語 文 | 英文(English) |
英文摘要 | Background: Large amounts of Ganoderma lucidum (GL) commercial products are provided in the worldwide market such as powders, tea bags, or capsules as dietary supplements which contained triterpenoids and/or polysaccharides. Therefore, it was estimated that several thousand tons of GL residues (GLR) are produced and discarded. For recycling uses, the aim of this study was to evaluate the benefits of two hot-water extracts from GLR (HWP_GLR) and solid-state fermentation GLR inoculated with GL mycelia (HWP_GLRF) on the growths of Lactobacillus rhamnosus and Bifidobacterium longum. The RAW264.7 cells were used to investigate the effects of HWP_GLR and HWP_GLRF on nitric oxide productions, phagocytic activities against FITC-labeled E. coli, and to lower lipopolysaccharide (LPS)-binding capacities. The powders of GLR and GLRF were used as additives in the commercial feeds for feeding broiler chicks in vivo to evaluate the immune-stimulatory and prebiotic activities. Results: HWP_GLR and HWP_GLRF with molecular size 5 to 8 kDa were showed to stimulate growths of L. rhamnosus and B. longum. It was found that in the presence of polymyxin B HWP_GLR and HWP_GLRF could stimulate nitric oxide productions, elevate phagocytic activities against FITC-labeled E. coli, and to lower lipopolysaccharide-binding capacities in RAW264.7 cells. The broiler chicks were selected for feedings in vivo. The 1-day-old chicks were fed commercial feeds for 1 week, and then were fed without or with 4 or 8 % of GLR and GLRF additives for 3 weeks. There was no significant weight difference among feeding groups. However, the phagocytosis and natural killer cytotoxicity in the peripheral bloods, and prebiotic activities of bifidobacteria in feces of GLR and/or GLRF groups were significantly different compared to the control (P < 0.05). Conclusions: The GLR, GLRF, and their hot-water extracts with beneficial activities could be processed as feed additives which could increase the waste-recycling. |
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