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Optimization of Extraction Process of Polyphenols from Chrysanthemum morifolium and the Development of Chrysanthemum Rice Wine
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作者 Weiyi CHEN Yufeng ZHANG +5 位作者 Zoukai HUANG Ruyi ZHENG Caiyun HUANG Xunjian CHEN yuhan fu Weixin WANG 《Agricultural Biotechnology》 CAS 2023年第5期62-66,74,共6页
[Objectives]This study was conducted to provide a theoretical basis for the extraction and comprehensive utilization of functional active components of Chrysanthemum morifolium polyphenols.[Methods]With C.morifolium a... [Objectives]This study was conducted to provide a theoretical basis for the extraction and comprehensive utilization of functional active components of Chrysanthemum morifolium polyphenols.[Methods]With C.morifolium as a raw material,polyphenols were extracted by water extraction.The extraction process of polyphenols were optimized by single factor tests on solid-liquid ratio,extracting time and times.Old rice wine selected as the base wine was added with C.morifolium polyphenol extract,honey,citric acid and other auxiliary materials to prepare a kind of chrysanthemum old rice wine.Through sensory analysis combined with fuzzy mathematics comprehensive evaluation method,the optimal formula of chrysanthemum old rice wine was determined,and the corresponding physicochemical indicators of the obtained chrysanthemum old rice wine were tested.[Results]The optimal soaking process for C.morifolium was as follows:extraction time of 20 min,a solid-liquid ratio of C.morifolium to warm water at 1:40,extraction times of 3 times.The physical and chemical indicators of the chrysanthemum wine obtained from the above optimal formula were as follows:sugar content 5%,ethanol content 11%,and pH value 4.04.The chrysanthemum old rice wine obtained was clear and transparent,and the fragrance of chrysanthemum was coordinated with the mellow aroma of rice wine.The taste was refreshing and suitable for the vast majority of people to drink.[Conclusions]The new type of chrysanthemum old rice wine combines the polyphenolic active substances in C.morifolium with the low ethanol content of old rice wine,which not only improves the utilization rate of C.morifolium,but also strengthens the health function of old rice wine products,improves the quality of old rice wine,and promotes the healthy and rapid development of the old rice wine industry. 展开更多
关键词 POLYPHENOL Chrysanthemum morifolium Forest phenol Fuzzy mathematic analysis Chrysanthemum old rice wine
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Mechanisms of bone pain:Progress in research from bench to bedside
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作者 Gehua Zhen yuhan fu +7 位作者 Chi Zhang Neil C.Ford Xiaojun Wu Qichao Wu Dong Yan Xueming Chen Xu Cao Yun Guan 《Bone Research》 SCIE CAS CSCD 2022年第3期440-453,共14页
The field of research on pain originating from various bone diseases is expanding rapidly, with new mechanisms and targets asserting both peripheral and central sites of action. The scope of research is broadening fro... The field of research on pain originating from various bone diseases is expanding rapidly, with new mechanisms and targets asserting both peripheral and central sites of action. The scope of research is broadening from bone biology to neuroscience,neuroendocrinology, and immunology. In particular, the roles of primary sensory neurons and non-neuronal cells in the peripheral tissues as important targets for bone pain treatment are under extensive investigation in both pre-clinical and clinical settings. An understanding of the peripheral mechanisms underlying pain conditions associated with various bone diseases will aid in the appropriate application and development of optimal strategies for not only managing bone pain symptoms but also improving bone repairing and remodeling, which potentially cures the underlying etiology for long-term functional recovery. In this review, we focus on advances in important preclinical studies of significant bone pain conditions in the past 5 years that indicated new peripheral neuronal and non-neuronal mechanisms, novel targets for potential clinical interventions, and future directions of research. 展开更多
关键词 PAIN clinical DISEASES
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中国公众的国际野生动物保护意愿调查:以非洲象为例 被引量:6
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作者 张馨予 胡宇轩 +2 位作者 张忠义 傅钰涵 谢屹 《生物多样性》 CAS CSCD 北大核心 2021年第10期1358-1368,共11页
我国高度重视野生动物保护事业,认真履行野生动物保护国际义务,积极鼓励公众参与,以扩大野生动物保护事业的公众基础。已有文献多关注了公众的国内野生动物保护意愿,鲜有文献关注公众对国际野生动物的保护意愿,难以为促进公众参与国际... 我国高度重视野生动物保护事业,认真履行野生动物保护国际义务,积极鼓励公众参与,以扩大野生动物保护事业的公众基础。已有文献多关注了公众的国内野生动物保护意愿,鲜有文献关注公众对国际野生动物的保护意愿,难以为促进公众参与国际野生动物保护事业提供决策参考。本研究以全球旗舰物种非洲象(Loxodonta africana)为例,结合非洲象保护的相关研究与实践,构建拓展的计划行为理论框架,通过线下和线上调研获取数据,运用结构方程模型,从态度、规范、知觉行为控制、过去经验及个体特征五个方面,分析了我国公众的非洲象保护意愿及影响因素。结果表明:(1)68.5%的公众具有非洲象保护愿意;(2)公众规范(系数为0.422)、过去经验(系数为0.253)、知觉行为控制(系数为0.160)、保护态度(系数为0.156)对保护意愿存在显著的正向影响;男性公众(系数为-0.054)的保护意愿低于女性公众;居住在西部地区的公众(系数为0.066)保护意愿更高;(3)模型整体通过了拟合检验,表明研究结果具有稳健性。本研究的政策建议如下:(1)明确政策导向作用,提升公众的道德义务感和社会责任感;(2)加强宣传教育,丰富公众知识经验,培育公众积极的保护态度;(3)拓宽保护参与渠道,提高公众知觉行为控制;(4)制定合理方案,提升保护宣教等实践活动成效。 展开更多
关键词 非洲象 保护意愿 计划行为理论 国际野生动物保护 公众
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