物质代谢

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目的 以分离纯化的42 株野生大豆内生真菌为材料，分析内生真菌菌丝及发酵液中次生代谢产物的积累，筛选高产次生代谢产物内生菌株。方法 采用液体发酵摇瓶培养法及紫外分光光度法对不同内生真菌菌丝及发酵液中的...

《中草药》 2015年22期 关键词: "野生大豆","内生真菌","次生代谢产物","总三萜","黄酮","多糖" 收藏

桉树是世界三大速生树种之一,在我国种植面积最广。开发利用桉树中次生代谢物质可有效提高桉树种植的经济价值。本文综述了国内外多年来对桉树中次生代谢物质研究,系统地介绍了桉树次生代谢物质开发利用情况,旨在为...

《桉树科技》 2016年01期 关键词: "桉树"," 次生代谢物质"," 研究进展" 收藏

目的通过对热证大鼠物质能量代谢的相关指标进行检测,对葶苈子及其拆分组分的药性进行验证归属,以期阐述葶苈子及其性味拆分组分的寒热属性。方法健康雄性SD大鼠随机分组,分为对照组、模型组、葶苈子水提物组(D...

《中草药》 2020年13期 关键词: "热证"," 药性"," 热者寒之"," 葶苈子"," 物质代谢"," 能量代谢"," 葡萄糖激酶"," 果糖磷酸激酶"," 磷酸甘油酸激酶"," 丙酮酸激酶"," 丙酮酸脱氢酶"," 乙酰辅酶A"," 柠檬酸合酶"," 异柠檬酸脱氢酶"," α-酮戊二酸脱氢酶"," 延胡索酸酶"," 糖原磷酸化酶"," 糖原合成酶激酶-3"," 脂肪甘油三酯脂酶"," 细胞色素C还原酶"," 细胞色素C氧化酶"," ATP合酶"," 腺苷酸激酶"," Na~+","K~+-ATP酶"," 腺嘌呤核苷三磷酸"," 二磷酸腺苷"," 烟酰胺腺嘌呤二核苷酸"," 还原型烟酰胺腺嘌呤二核苷酸" 收藏

为研究莽山野柑果实特异香味形成机制,揭示果实发育过程中挥发性物质代谢规律,对莽山野柑(Citrus nobilis Lauriro)5个发育时期果实黄皮层挥发性物质代谢谱的变化进行分析。结果显示:在莽...

《华中农业大学学报》 2020年01期 关键词: "莽山野柑(Citrus nobilis Lauriro)"," 挥发性物质代谢谱"," 橘皮精油"," 单萜类物质"," 倍半萜类物质"," 香气品质" 收藏

为了使汉麻籽在食品工业中发挥其最大价值,找寻汉麻籽在萌发过程中的最佳处理时期十分重要。本研究利用非靶向代谢组学研究方法和液相色谱-质谱(LC-MC)联用技术分析汉麻籽在发芽12及24 h的代谢物数量,...

《生物资源》 2020年01期 关键词: "液相色谱-质谱法"," 萌发"," 汉麻籽"," 非靶向代谢组学"," 差异性成分" 收藏

分别采用甲基叔丁基醚(MTBE)萃取法和顶空固相微萃取(HS-SPME)法提取成熟期(盛花后180 d)库尔勒香梨果实的挥发性物质,结合气相色谱-质谱联用技术(GC-MS)对挥发性物质进行定性和定量分...

《华中农业大学学报》 2020年01期 关键词: "库尔勒香梨"," 顶空-固相微萃取"," 气相色谱-质谱联用"," 挥发性物质"," 初生代谢物"," 果实品质"," 果实风味"," 品质评价" 收藏

以普通二倍体库尔勒香梨及其自然发生的三倍体为试验材料,利用顶空固相微萃取法(HS-SPME)结合气相色谱-质谱联用技术(GC-MS),对果皮和果肉中的挥发性成分及果肉中的初生代谢物质进行评价,并分析比...

《华中农业大学学报》 2020年01期 关键词: "库尔勒香梨(Pyrus sinkiangensis Yü)"," 多倍体"," 挥发性物质"," 初生代谢物质"," 果实风味" 收藏

试验旨在研究日粮中粗蛋白质和粗脂肪水平对生长貉营养物质消化率及氮代谢的影响,为生长貉的精准饲养提供科学依据。采用3×3完全随机设计,3个日粮粗蛋白质水平为22%、24%和26%,3个粗脂肪水平为7.5...

《中国畜牧兽医》 2020年03期 关键词: "粗蛋白质"," 粗脂肪"," 消化率"," 氮代谢"," 貉" 收藏