木糖酸 的英文怎麼說
中文拼音 [mùtángsuān]
木糖酸
英文
xylonic acid-
The microorganism which produce ethanol from lignocellulose must be able to dissimilate both five - carbon and six - carbon sugars and consist of the pdc and adh ii which are key enzymes in ethanol formation. regretfully, no naturally occurring organism can efficiently1 produce ethanol from all monosaccharides
要從木質纖維素生成乙醇,所利用的微生物必須能同化所有的戊糖、已糖成分,而且含有生成乙醇的關鍵酶:丙酮酸脫羧酶( pdc )和乙醇脫氫酶( adh ) 。Papaya each containing 100 grams of up to 529 mg of amino acids, aspartic acid 149 mg, 34 mg glutamic acid, arginine 31 mg, 28 mg valine, isoleucine 34 mg, 34 mg lysine, oleanolic acid 70 mg, 24. 9 mg calcium, vc96. 8 mg apple ' s 48 times, pectin 9. 5 %, 16. 8 % of total sugar, high nutrient content of papaya and other non - comparable papaya
每100克木瓜含氨基酸高達529毫克,其中門冬氨酸149毫克,谷氨酸34毫克,精氨酸31毫克,纈氨酸28毫克,異亮氨酸34毫克,賴氨酸34毫克,齊墩果酸70毫克,鈣24 . 9毫克, vc96 . 8毫克是蘋果的48倍,果膠9 . 5 % ,總糖16 . 8 % ,營養含量之高非番木瓜和其他木瓜可比。This experiment passing to grope for the carbon source constitutes of the culture medium and using t. reesei rut c - 30 induced the expression of # - mannanase ( # - 1, 4 - mannan mannohydrolase ec 3. 2. 1. 78 ). in this experiment i put the constant carbon source ( lactose and locust bean gum ) in the foundation culture medium ( mandels nourishment liquid ) of t. reesei rut c - 30, then proceeded the variable carbon source ( dragon spruce fiber, com rush pith fiber, wheat straw fiber, wheat straw xylan, corn rush pith xylan, dragon spruce mannan ) to single factor, double factor, three factor, four factor and five factor orthogonal experiment. 1 determined the activity of p - mannanase using locost bean gum as substract by the 3, 5 - dinitosalicylic acid method, and observed the growing situation of the gernic at the end i selected the directions for the inducement expression of the # ? mannanase from trichoderma reesei rut - c30 that contained the dragon spruce fiber, wheat straw xylan, dragon spruce mannan
在里氏木霉rutc - 30的基礎培養基( mandels營養液)中加入固定碳源乳糖和槐豆膠,然後將可變碳源(雲杉纖維、玉米芯纖維、麥桿纖維、麥桿木聚糖、玉米芯木聚糖、雲杉甘露聚糖)進行單因子、雙因子、三因子、四因子、五因子的里氏木霉rutc - 30正交培養實驗,並以槐豆膠為底物用3 , 5二硝基水楊酸法測定培養液中?甘露聚糖酶的活力。從而確定了酶活最高且菌體生長良好的含雲杉纖維、麥桿木聚糖和雲杉甘露聚糖的誘導培養基為最佳培養基,用該培養基培養的里氏木霉( t . reesei ) rutc - 30使其轉錄的-甘露聚糖酶( - 1 , 4 - mannanmannohydrolaseec3 . 2 . 1 . 78 ) mrna量能夠滿足rt - pcr的要求。The metabolism of these extreme microbes during the production of maotai liquor would further produce multiple enzymes of thermal stability such as amylase, protease, saccharifying enzyme, cellulose, glucase, xylanase, and each kind of dehydrase involved in redox reaction, and dna polyase etc
茅臺酒釀造過程中極端釀酒微生物代謝產生多種熱穩定性的酶,如澱粉酶、蛋白酶、糖化酶、纖維素酶、葡萄糖甘酶、木聚糖酶、參與氧化還原反應的各種脫氮酶、磷酸烯醇丙酮酸激酶及dna聚合酶等。Application research on kraft wood pulp bleaching with xylanase pretreatment
木聚糖酶在硫酸鹽木漿輔助漂白中的應用研究This article summarized the biodegradation process of main components of wood in nature and the research situation, the facing problem and the progress tendency of bioconversion to useful products using wood residue, including bioconversion to ethanol, single cell protein, xylitol and lactic acid
本文綜述自然界中木材各成分的生物分解過程,以及木材剩餘物的生物轉化技術,包括生物轉化乙醇、單細胞蛋白、木糖醇、乳酸等的研究現狀、存在問題及發展趨勢,為木材剩餘物的應用研究提供理論基礎。The xylanase activity of the mutant kept stable after 10 generations. after orthogonal designing experiment, the optimum fermentation conditions of a. niger j 506 were obtained, which is as followed : concentration of the major carbon resource 4 %, ratio between bran and corncob 5 : 5, concentration of glucose 0. 1 %, concentration of ammonium oxalate as supplemental nitrogen resource 2. 0 %, the initial ph of liquid medium 5. 0, 100ml / 250ml flask
經過正交試驗設計,得出突變株a . nigerj506產木聚糖酶最佳的工藝條件為:主碳源濃度4 、麩皮與玉米芯的比例為5 : 5 、輔加碳源葡萄糖的濃度是0 . 1 、輔加氮源草酸銨的濃度是2 . 0 ,培養基初始ph為5 . 0 , 250ml三角瓶的裝液量為100ml 。Through pathway of orientated degradation or decomposition of lignocellulosic biomass, many high - value organic substances of small molecules such as glucose, xylose, phenylpropane units and their dimers, gaseous substances such as ch4 and co, liquid substances such as organic acids, aldehydes, alcohols and other platform chemicals such as furfurals, levulinic acids, xylitols and ethanols can be produced
木質生物質通過一定的降解或分解途徑,可產生很多有重要價值的有機小分子化合物,這些有機小分子化合物有葡萄糖、木糖、苯丙烷單體及二聚體,氣態小分子如ch4和co ,液態小分子如有機酸、醛、醇,重要基礎平臺化合物糠醛、乙酰丙酸、木糖醇、乙醇等。Study on h - bleaching of pretreatment with xylanase
木聚糖酶預處理結合次氯酸鈣漂白的研究Rootstock experiments for four low acid sweet oranges such as bing tangcheng etc
冰糖橙等四個中低酸甜橙砧木比較試驗The reducing sugar content in the phloem and xylem of populus pseudo - simonii, p. pseudo - simonii p. nigra, p. simonii p. nigra, p. koreana, 27 and 40 - year - old p. simonii wood was analyzed by 3, 5 - dinitrosalicylic acid colorimetry
摘要利用3 , 5 -二硝基水楊酸比色法測定小青楊、小青黑楊、小黑楊、香楊、 27年生和40年生小葉楊韌皮部和木質部的還原糖含量。Ingredients : water, almond, xyitol, emulsifier, sodium tripolyph - osphate, thickening agent, ace - k, flavouring essence
配料:水、杏仁、木糖醇、乳化劑、三聚磷酸鈉、增稠劑、安賽蜜、食用香料。Ii declare the presence of any of the eight substances, namely cereals containing gluten ; crustacean and crustacean products ; eggs and egg products ; fish and fish products ; peanuts, soybeans and their products ; milk and milk products lactose included ; tree nuts and nut products ; and sulphite in concentrations of 10 parts per million or more, which are known to cause allergy
Ii如該食物含有已知會引致敏感的八種物質的任何一種,須作出聲明這些物質包括:含有麩質的谷類甲殼類動物及甲殼類動物製品蛋類及蛋類製品魚類及魚類製品花生大豆及它們的製品奶類及奶類製品包括乳糖木本堅果及堅果製品以及濃度達到或超過百萬分之十的亞硫酸鹽。Shrub drought resistance mechanism, including of the relationships and changes of drought shrub growth character, anatomical structure, membrane penetration, photosynthetic characteristics and osmoregulation substance ( soluble sugar, praline, betaine and abio - hydroninm ), aba and lea albumen, were summarized
摘要從灌木生長性狀、形態結構、細胞質膜透性、光合、滲透調節(可溶性糖、脯氨酸、甜菜堿和無機離子) 、 aba和lea蛋白變化及其與灌木抗旱性的關系方面,綜述了灌木抗旱機理研究。Thiolysis hplc will be better for the dihydrochalcones which includes the compounds of xyloglucose phloretin and phloretin, the catechins and their end units. unthiolysis hplc will be better for the hydroxycinnamic acids, procyanidin b2 and catechin monomers. 2
硫解hplc分析兒茶素類及其末端單元和二氫查耳酮(根皮苷和木糖根皮苷) ;非硫解hplc分析羥基肉桂酸類、原花青素b2 、花青素及兒茶素單體。Aldononitrile acetates and alkaline nitrobenzene oxidations were used to analyze the change of structuia1 polysaccharides and composition of lignin in 80 % ethanol - extracted rice straw treated with sodium hydroxide, ammonium bicarbonate, or urea
摘要以氫氧化鈉、碳酸氫銨和尿素處理的稻草為研究對象,採用糖腈乙酰酯法和堿性硝基苯氧化法,分別測定了化學預處理前後稻草用80 %乙醇浸提殘渣中結構性多糖和木質素組分的變化。The nucleic acids sequence and amino acids sequence of xynbi were homologously analysed with the sequences coding for xylanases published in genebank. the result indicated that xynb ] was the highest similarity to the gene xyli from sm ptomyces sp. strain s38, up to 86 %
將所測出的基因xynb1的成熟蛋白部分核苷酸序列與genebank上的木聚糖酶基因序列進行同源比較,最高同源性為86 ,氨基酸序列最高同源性也為86 ,並且與之同源性最高的基因所表達的酶酶學性質與xynb酶學性質有較大差異。The effects of five common set - retarders on setting time of cement paste and concrete and strength of concrete are studied. to cement paste, amount of set - retarders added in cement has a critical value
論文分別研究了木鈣、糖鈣、酒石酸、焦磷酸鈉和蔗糖共五種常用緩凝劑對水泥凈漿凝結時間、混凝土凝結時間及強度的影響。分享友人