目的：探讨琯溪蜜柚中主要苦味物（柚皮苷、柠碱和诺米林）的丙酮提取最佳工艺条件。
Objective:To optmize the acetone extraction processing for bitterness such as naringin, limonin and nornilin in Guanxi pomelo.
但是科学家证明了啤酒制造过程中产生了几十种主要的苦味物质——啤酒花中的所谓“异戊烯基多酮类化合物”。
But scientists have identified several dozens of the key bitter-tasting substances formed during beer manufacturing - so-called 'prenylated polyketides' which are derived from hops.
“基于我们的研究，我们认为最好的药物是苦味化合物的变型——将它雾化，用吸入器即可将它吸入到肺部。”他说。
"Based on our research, we think that the best drugs would be chemical modifications of bitter compounds, which would be aerosolized and then inhaled into the lungs with an inhaler," he said.
但他补充道，只是吃苦味食物或是化合物对哮喘患者是没有帮助的。
But, he added, simply eating bitter-tasting foods or compounds won't help people with asthma.
研究人员将苦味化合物放在不同的试验组进行测试：人类及老鼠的气管、个人气管平滑肌细胞、哮喘的小老鼠。
The researchers tested different bitter compounds on human and mouse airways, individual airway smooth muscle cells, and on mice with asthma.
为使银杏叶提取物能在食品领域得到充分有价值的应用，探索采用微胶囊技术来解决银杏类黄酮难溶于水及强烈苦味的问题。
Microencapsulation of extracts from gingko leaves can be used as a function food additive to solve some problems such as undissolved property in water and the bitterness of gingko flavonoids.
盐卤：氯化钠在海水中结晶后遗留的溴化物，镁和钙盐的苦味水溶物。
Bittern: the bitter water solution of bromides magnesium and calcium salts remaining after sodium chloride is crystallized out of seawater.
对老鼠气道解剖的测试表明苦味化合物对肌肉组织的放松效能是治疗哮喘药物的三倍。
Tests on dissected mouse airways showed that the bitter compounds were three times as effective at relaxing the tissue as anti-asthma drugs.
盐卤：氯化钠在海水中结晶后遗留的溴化物、镁和钙盐的苦味水溶物。
The bitter water solution of bromides, magnesium, and calcium salts remaining after sodium chloride is crystallized out of seawater.
去苦味剂优选提供为钠盐和钾盐的混合物、葡萄糖酸盐、商业苦味阻滞剂或其组合。
The de-bittering agent is preferably provided as a blend of sodium salt and potassium salt, a gluconate, a commercial bitter blocker or a combination thereof.
第五，茶的正色是清中带微黄，这浓的红茶即不能不另加牛奶、柠橡、薄荷或他物以调和其苦味；
Fifth, the proper color of tea in general is a pale golden yellow, and all dark red tea must be taken with milk or lemon or peppermint, or anything to cover up its awful sharp taste.
采用循环伏安法、示差脉冲伏安法对四种天然黄酮类化合物清除二苯代苦味肼自由基（DPPH）的能力进行了探讨。
Scavenging activity of four natural flavonoids to 2,2-diphenyl-1-picrylhydrzyl free radical(DPPH) was studied by cyclic voltammetry and differential pulse voltammetry.
采用循环伏安法、示差脉冲伏安法对四种天然黄酮类化合物清除二苯代苦味肼自由基（DPPH）的能力进行了探讨。
Scavenging activity of four natural flavonoids to 2,2-diphenyl-1-picrylhydrzyl free radical(DPPH) was studied by cyclic voltammetry and differential pulse voltammetry.
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