Results 11 to 20 of about 211,626 (165)
[Therapeutic Effect of Cang-Ai Volatile Oil on High-Altitude Rats With Cardiac Hypertrophy Through Modulation of Oxidative Stress Response]. [PDF]
目的 基于7.0T心脏磁共振(cardiac magnetic resonance, CMR)探索苍艾挥发油(Cang-ai volatile oil, CAVO)对青藏高原低压低氧环境心肌肥厚(myocardial hypertrophy, MH)大鼠的治疗作用。 方法 将50只雄性SPF级SD大鼠随机分为平原对照组(CON)、低压低氧组(HH)、心肌肥厚模型组(MH)、苍艾治疗组(MH+CAVO)和盐酸贝那普利治疗组(MH+RX),每组10只。除CON组外,将其余组在高原环境(海拔4250 m ...
Liang B +10 more
europepmc +2 more sources
陈皮比较,测定了广陈皮各种商品药材中挥发油的含量,并用气相色谱/质谱计算机联用方法(GC/MS/DS)鉴定了挥发油中的37多个成分,测定了相对含量。广陈皮中均含柠檬烯、β-月桂烯、a-菠烯及a-松油醇等镇咳、祛痰、抗菌的有效成分。
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包装方式对室温储存下干制八角(Illicium verum Hook.f.)颜色、挥发油、莽草酸和挥发性物质的影响
消费者对食品包装和食品质量的要求越来越高,因此在贮藏过程中保持其品质就显得尤为重要,特别是是香辛料。本研究采用四种不同的包装方法(透明密封袋(transparent sealing bag,TSB)、透明塑料袋(transparent plastic bag,TPB)、黑色避光密封袋(lightproof sealing bag,LSB)和编织袋(woven bag,WB))对干制八角进行包装处理,并在室温下贮藏一年。在贮藏过程中监测了水分含量、挥发油(volatile oil,VO)及其主要物质(反式-
施 月 +5 more
semanticscholar +1 more source
风味是油茶籽油的重要品质特征之一,为揭示油茶籽油挥发性特征风味物质的产生规律和机制,对油茶籽油挥发性风味物质及其影响因素的国内外研究进展进行综述。油茶籽油中主要的挥发性风味物质包括醛类、酯类、杂环类、酚类及萜烯类等,这些物质赋予了油茶籽油特有的青香、果香、焙烤香等风味特征。影响油茶籽油挥发性风味物质组成的因素有原料品种、原料产地、生产工艺及储存等。不同品种和产地的油茶籽油挥发性风味物质种类和含量差异较大。油茶籽油加工过程中,预处理温度对挥发性风味物质的形成影响较大 ...
刘海,王进,许杰,郭少海,陈瑶,朱亚艳,李慧LIU Hai, WANG Jin, XU Jie, GUO Shaohai,CHEN Yao, ZHU Yayan, LI Hui
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为‘凤丹’牡丹籽油风味研究提供参考,采用固相微萃取技术结合气相色谱-质谱法(SPME-GC-MS)测定‘凤丹’牡丹籽油挥发物组成。在单因素试验基础上,根据Box-Behnken试验设计原理,以‘凤丹’牡丹籽油挥发物总峰面积为响应值,以样品量、平衡时间、萃取时间、萃取温度为因素进行响应面试验,对‘凤丹’牡丹籽油挥发物的固相微萃取条件进行优化,然后采用SPME-GC-MS测定‘凤丹’牡丹籽油的挥发物组成及相对含量。结果表明:固相微萃取‘凤丹’牡丹籽油挥发物的最佳条件为样品量4.0 g(15 mL样品瓶 ...
帅佳琪1,吕长平2,3,秧拯民1,石杨1,毛咪1,江莉娜1,康敏1 SHUAI Jiaqi1, LYU Changping2,3, YANG Zhengmin1, SHI Yang1, MAO Mi1, JIANG Lina1, KANG Min1
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Field boundary features have an important role in stabilising pollinator populations and pollination service in rotational systems, although maintenance of larger semi‐natural habitat patches may be more effective for stabilising less mobile solitary bee populations.
Emma Gardner +16 more
wiley +1 more source
用气相色谱/质谱/计算机联用方法(GC/DS),分析了中药益智仁挥发油的化学成分,从分离出的95个色谱峰小鉴定出34个化合物,其主要成分是对一(纟散)花烃(55.19%)、雅槛兰烯(3.74%)、芳樟醇(3.10%)、o-蒎烯(3.06%)、γ-松油醇(3.06%)、1.8-桉叶素(0.90%)。
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为了获得红瓜子仁水酶法提油的最佳工艺条件,了解红瓜子仁油贮藏过程中挥发性成分的变化,以红瓜子仁油提取率为指标,采用单因素试验和正交试验对红瓜子仁油的水酶法提取工艺条件进行优化,并采用HS-GC-IMS技术对贮藏0 d和1年(4 ℃冰箱中存放)的红瓜子仁油的挥发性成分进行分析。结果表明:水酶法提取红瓜子仁油最佳工艺条件为料液比1∶ 5、碱性蛋白酶添加量5%、酶解温度50 ℃、酶解时间3 h、pH 10,在此条件下红瓜子仁油提取率为75.68%;红瓜子仁油中主要的挥发性成分有25种 ...
谭韩英,高丹,谢冬娣,陈振林,李淑梅,韦佳萍TAN Hanying, GAO Dan, XIE Dongdi, CHEN Zhenlin, LI Shumei,WEI Jiaping
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Effects of Adding Different Edible Oils on Food Taste of Cooked Rice(添加食用油对米饭食味影响的研究) [PDF]
Effects of different vegetable oils, such as rice bran oil, sesame oil, and soybean oil, on flavor, texture, sensory quality, and volatile flavor components of japonica rice were investigated.
BI Xue(毕雪) +3 more
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Research Progress on Flavor and Functional Components of Soy Sauce(酱油风味与功能性成分研究进展) [PDF]
As a traditional Chinese condiment, flavor of soy sauce is an important quality indicator, and its functional activity has also attracted people's attention.
FENG Yunzi(冯云子) +4 more
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