查询词典 A acid

In this study, the peanut (Arachis hypogaea L.) cultivars were used as materials to investigate the effect of 2,4-dichlorophenoxyacetic acid(2,4-D) on somatic embryogenesis and of naphthaleneacetic acid and ascorbic acid on rooting, then to find a efficient protocols for regeneration of plantlet via somatic embryogenesis.

本试验以落花生栽培种之未熟胚为材料，探讨2，4-dichlorophenoxyacetic acid(2，4-D)诱导体胚，及naphthaleneacetic acid与抗坏血酸促进发根的效果，期望建立经由体胚形成再生植株之方法。

Water,c12-20 acid peg-8 ester,octyldodecanol,propylene glycol,coco-caprylate/caprate,cetearyl isononanoate,prunus amygdalus dulcisoil,biosaccharide gum-1,phenoxyethanol,ethylhexyl methoxycinnamate,potassium cetyl phosphate,simmondsia chinensisseed oil,carbomer,glyceryl polymethacrylate,malva sylvestrisextract,glyceryl stearate,cetearyl alcohol,cetyl palmitate,cocoglycerides,c12-13 alkyl lactate,methylparaben,sorbic acid,disodium edta,sodium hydroxide,tocopheryl acetate,benzophenone-3,iris germanica root extract,retinyl palmitate,butylparaben,peg-8,propylparaben,ethylparaben,sodium hyaluronate,chlorhexidine digluconate,tocopherol,ascorbyl palmitate,citric acid,ascorbic acid

水， c12-20 acid peg-8 ester，辛基十二烷醇，丙二醇，coco-caprylate/caprate，鲸蜡硬脂醇异壬酸酯，甜杏仁油，多醣物质，苯氧乙醇，4-甲氧基肉桂酸-2-乙基己基酯，十六烷基磷酸钾，西蒙得木籽油，卡波姆，甘油聚甲基丙烯酸酯，锦葵萃取，甘油硬脂酸，棕榈醇，十六烷基棕榈酸酯，椰油脂酸甘油酯类，c12-13烷醇乳酸酯，对羟基苯甲酸甲酯，山梨酸，乙二胺四乙酸二钠，氢氧化钠，维生素E醋酸酯，二苯甲酮-3，鸢尾花萃取，维他命A酯，对羟基苯甲酸丁酯，聚乙二醇-8，羟苯丙酯，羟苯乙酯，透明质酸钠，洗必泰葡萄糖酸盐，维生素E ，维生素C棕榈酸酯，柠檬酸，抗坏血酸

The isomerization of resin acid was studied by HCl catalysis method, high temperature catalysis method and microwave-assisted method. Separation of abietic acid was analyzed with recrystallization method and many organic amine salt methods; Using abietic acid separated from resin acid as raw materials, 6 compounds of abietic-type resin acid derivetives were synthesized.

从产率、纯度和成本等方面分析对比了改进的二戊胺盐法、A胺盐法、B胺盐法和文献报道的二戊胺盐法分离提纯枞酸；以得到的枞酸为原料，进行氧化合成，得到6种枞酸的氧化衍生物，通过柱分离得到2种枞酸氧化衍生物纯品，并测试了其抑菌和对家蝇的拒食活性。

Water,c12-20 acid peg-8 ester,octyldodecanol,cetearyl isononanoate,butylene glycol,biosaccaride gum-1,peg-40 hydrogenated caster oil,ethylhexyl menthoxycinnamate,phenoxyethanol,potassium cetyl phosphate,macadamia ternifolia seed oil,dimethicone,carbomer,propylene glycol,glyceryl stearate,cocoglycerides,butyrospermum parkii,c12-13 alkyl lactate,methylparaben,benzophenone-3,pentadecalactone,sorbic acid,citrus aurantium dulcis oil,sodium hydroxyde,tocopheryl acetate,disodium edta,iris germanica root extract,retinyl palmitate,equisetum arvense extract,butylparaben,peg-8,propylparaben,ethylparaben,sodium hyaluronate,chlorhexidine digluconate,citrus aurantium amaraoil,tocopherol,ascorbyl palmitate,citric acid,ascorbic acid,limonene,linalool

水，c12-20 acid peg-8 ester，辛基十二烷醇，鲸蜡硬脂醇异壬酸酯，丁烯二醇，多醣物质，PEG-40氢化蓖麻油，4-甲氧基肉桂酸-2-乙基己基酯，苯氧乙醇，十六烷基磷酸钾，澳洲胡桃子油，地美司康，卡波姆，丙烯乙二醇，甘油硬脂酸，椰油脂酸甘油酯类，牛油果，c12-13烷醇乳酸酯，对羟基苯甲酸甲酯，二苯甲酮-3 ，环十五内酯，山梨酸，甜橙油，氢氧化钠，维生素E醋酸酯，乙二胺四乙酸二钠，鸢尾花萃取，维他命A酯，问荆萃取，对羟基苯甲酸丁酯，聚乙二醇- 8，羟苯丙酯，羟苯乙酯，透明质酸钠，洗必泰葡萄糖酸盐，苦橙油，维生素E ，维生素C棕榈酸酯，柠檬酸，抗坏血酸，柠檬精油，沉香醇水：几乎所有护肤品成分第一位都是水。辛基十二烷醇：界面活性剂、乳化剂、稠化剂，有一定刺激性

objective effects of plant tannins,chebulinic acid and tellimagrandin i on chemically induced hemoglobin synthesis in k562 cells were investigated.methods the hemoglobin synthesis situation was assayed with benzidine staining.erythroid antigens glycophorin a expression on the surface of k562 cells was labeled by direct immunofluorescence using fluorescein isothiocyanate-conjugated anti-gpa antibodies.then flow cytometric analysis was performed to detect gpa expression levels on surface of the cells.results both chebulinic acid and tellimagrandin i could inhibit the hemoglobin synthesis of butyric acid and hemin-treated k562 cells in a concentration-dependant manner.however,the ba-induced k562 cells were more sensitive to two tannins than heroin-induced cells.conclusion chebulinic acid and tellimagrandin i have inhibitory effect on the erythroid differentiation.

目的 研究可水解单宁诃子酸和特里马素i对氯化高铁血红素和丁酸钠诱导k562细胞红系分化的影响。方法四甲基偶氮噻唑蓝法分析诃子酸和特里马素i对k562细胞生长的影响，联苯胺染色法检测血红蛋白合成情况，应用免疫荧光和流式细胞术检测血型糖蛋白a在细胞表面的表达。结果诃子酸和特里马素i在0.04～0.09？mmol／l浓度下均可显著抑制k562细胞的生长增殖。2种单宁化合物(0.002～0.01？mmol／l)可显著抑制丁酸钠诱导的k562细胞血红蛋白合成，2种单宁化合物(0.01～0.05？mmol／l)还可显著抑制氯化高铁血红素诱导的血红蛋白合成，特里马素i(0.01？mmol／l)还抑制丁酸钠诱导的gpa在细胞表面表达。结论诃子酸和特里马素i对红系分化有抑制作用。

RESULTS: Sixteen compounds, ursolic acid (1), indole-3-carboxaldehyde (2), indole-3-carboxylic acid (3), p-coumaric acid (4), azelaic acid (5), N-trans-feruloyl tyramine (6), blumenol A (7), 2-hydroxy-3-methylanthraquinone (8), rubiadin l-methyl ether (9), rubiadin (10), quercetin (11), luteolin (12), chrysoeriol 6-C-β-boivinopyranosyl-7-O-β-glucopyranoside (13), alternanthin (14), stigmasta-5, 22-dien-3β-ol (15), and α-spinasterol (16) were obtained from the EtOAc extract of Alternanthera philoxeroides.

结果：得到并鉴定了16个化合物，分别为乌苏酸(1)、吲哚-3-甲醛(2)、吲哚-3-甲酸(3)、对-香豆酸(4)、壬二酸(5)、N-反式阿魏酰基酪胺(6)、布卢姆醇A(7)、2-羟基-3-甲基蒽醌(8)、甲基异茜草素-1-甲醚(9)、甲基异茜草素(10)、槲皮素(11)、木犀草素(12)、柯伊利素-6-C-β-波伊文糖基-7-O-β-吡喃葡萄糖苷(13)、莲子草素(14)、豆甾醇(15)和α-菠甾醇(16)。

And Essential oil, Tridecanoic acid 59.08%, 9 ,12-Octa-decadienoic aicd-4.43%, Oleic acid 4.04%, Heneicosane 3.18% with a high level and etc. Clinical application of medical and natural resources development to provide a scientific reference.

木槿花挥发油的主要化学成分中，Tridecanoic acid (59.08%)、9，12-Octadecadienoic aicd-(4.43%)、Oleic acid(4.04%)、Heneicosane(3.18%)等的含量较高，为医学临床应用和自然资源的开发提供了科学参考。

Octadecatrienoic-acid, with the content of 45.90%, was presented to be the predominant compound. The content of 9, 12-octadecadienoic acid and linolic acid was 20.75% and 19.56% respectively.

结果表明，香蕉皮脂肪酸中十六碳酸的含量最高，为45.90%，2种必需脂肪酸a-亚麻酸(Z，Z，Z-9， 12， 15-octadecatrienoic acid和亚油酸(Z，Z-9， 12-octadecadienoic acid的含量分别为20.75%和19.56%。

Ursolic acid (UA; 3-β-hydroxy-urs-12-en-28-oic acid), a constant constituent of Rosmarinus officinalis extracts, is a triterpenoid compound which has been shown to have antioxidant and anticarcinogen properties.

乌苏酸 （Ursolic acid，UA；3-β-hydroxy-urs-12-en-28-oic acid）是一种存在於迷迭香中的多酚类化合物，目前已被证实具有抗氧化和抗癌的活性。

Test Preparation Transfer about 2 g of the substance under test, accurately weighed, to a glass-stoppered, 250-mL conical flask, add 20 mL of a mixture of equal volumes of nitric acid and sulfuric acid, attach a suitable condenser, reflux the mixture for 1 hour, cool, cautiously dilute with water, and boil until fumes of nitrous acid no longer are noticeable.

Test准备 Transfer大约2 g在测试之下的物质，准确地被称，对玻璃防止， 250ml conical烧瓶，增加硝酸的相等的容量混合物的20 mL，并且硫酸，附有一适当的 condenser，循环加热混合物1个小时，凉快，慎重地稀释与直到亚硝酸发烟的水和煮沸 acid不再是引人注目的。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。