amylase activity 中文意思是什麼
amylase activity
解釋
澱粉酶活力-
The study results of this paper can serve the two scientific subjects of our teaching and research group as basic data calculation and elementary exploration. the two subjects are : constructing high activity - amylase genes by dna shuffling technology and studying on the evolution in vitro by mutational pcr ( with 5 - br - dutp as substitute partly ) and dna shuffling technology. - amylase ( ec 3. 2. 1. 1 ; 1, 4 - a - d - glucanohydrolase ) can catalyzes the hydrolysis of - 1, 4 - glycosidic bonds of starch from middle and liberates - maltose, - glucose and - limit dextrin stepwise
本試驗根據genbank已公布的黃單胞菌-澱粉酶基因的核苷酸序列由引物設計軟體premierprimer5 . 0輔助設計了一對引物( primer & primer ) ,以pbluescript ks +和puc18 / puc19質粒為載體,用常規的pcr方法從xanthomonascampestrispv . malvacearum ( smith ) dye等七株黃單胞菌( xanthomomasspp . )的基因組dna中克隆得到8個基因片段,分別命名為zhyf001 zhyf008 。 -
The results showed that the cucumber seeds soaked with extracts of total alkaloid, dissoluble alkaloid and fat - soluble alkaloid from p. multisectum ( maxim. ) bobr., the activities of amylase, protease and lipase during seed germination were inhibited, the seed vigor and germination rate were suppressed, and respiration rate of seedling was slackened ; root activity, chlorophyll content and activities of nitrate reductase, superoxide dismutase sod ) and peroxidase ( pod ) of cucumber seedlings during seedlings growth were increased
結果表明,多裂駱駝蓬總生物堿提取液、水溶性生物堿提取液和脂溶性生物堿提取液浸種均抑制黃瓜種子萌發過程中澱粉酶、蛋白酶和脂肪酶活性,種子活力和萌發速率降低,呼吸速率減慢;幼苗生長過程中根系活力、硝酸還原酶活性升高,葉綠素含量增加,超氧化物歧化酶( sod )和過氧化物酶( pod )活性提高。 -
Studies on the amylase activity of largemouth bass micropterus salmoides
大口黑鱸主要消化器官澱粉酶活力的研究 -
Effect of heavy metal stress on the amylase activity in germinating rice seeds
重金屬脅迫對水稻萌發種子澱粉酶活性的影響 -
Study on the recovery growth after starvation and amylase activity in pangasius polyuranodon
虎鯊饑餓后的補償生長及澱粉酶活性研究 -
Method for determination of alpha - amylase activity in cereal and cereal products ? colorimetric method
穀物和穀物產品-澱粉酶活性的測定比色法 -
Effects of sodium hypochlorite solution water - curing treatment on respiration and amylase activity of chestnut
次氯酸鈉水浴處理對板栗呼吸和幾種酶活性的影響 -
We sequenced three type mutation genes. one is no - function. the second amylase activity is 1 / 4 of the native amylase
與嗜水氣單胞菌( aeomonashydrophila )的-澱粉酶氨基酸序列有70同源性。 -
Changes in amylase activity in digestive system of chinese sturgeon acipenser sinensis fed diets containing different kinds and levels of carbohydrate
中華鱘攝食不同水平的兩種糖后澱粉酶活性的變化 -
The other amylase activity is 40 times of native amylase. the non - amylase activity gene has 9 base changes, resulting in 5 amino acid changes from the native enzyme
其中,無酶功能基因突變位點最多,導致全長編碼區內5個氨基酸突變,低酶活和高酶活基因各兩個突變位點。 -
1. a new method to identify _ amylase activity and its producing bacteria : the blue complex was formed by unspecific adsorption, after mixing starch and trypan _ blue. the adsorption weakened when the starch was hydrolyzed to small molecular by _ amylase, and the trypan _ blue was released inside the hydrolyed zone. the starch around the zone which was not hydrolyzed adsorbed free trypan - blue so that the colour of medium became bluer than that of place in hydrolyzed zone
快速鑒定並篩選-澱粉酶及其產生菌的新方法:錐蟲藍染料和澱粉由於靜電非特異性吸附結合后使澱粉呈穩定的藍色,當澱粉被澱粉酶水解后因分子變小吸附力減弱,而讓錐蟲藍游離出來,游離的錐蟲藍被周圍未水解的澱粉吸附而使顏色加深,澱粉水解區則形成無色、透明的水解圈。 -
Effects of ozone on activity of proteinase and amylase in intestine tissues in crass carp ctenopharyngodon idellus c. amp; amp; v. fingerling
鹽度對黃鰭鯛幼魚消化酶活性的影響及消化酶活性的晝夜變化 -
The extracellular a - amylase from the hyperthermophilic archaeon pyrococcus furiosus, pfa, is a promising candidate in starch processing, since it is optimally active at 100 and ph5. 5 - 6. 0 and does not require ca2 + for activity or thermo - stability
來源於強烈火球菌( pyrococcusfuriosus )的-澱粉酶( pfa )具有應用於工業的潛力,因為其最佳反應溫度達100 ,最佳ph為5 . 5 6 . 0 ,且其活力或熱穩定性的維持不需要添加鈣離子。 -
Based on the a - amylase - catalyzed hydrolysis of starch, pqci method has been developed to monitor the growth process of bacillus subtilis and the variation of the a - amylase activity during the growth. bacteria growth equations were derived based on the kinetics of the enzyme - catalyzed hydrolysis of starch
將pqci技術應用於對枯草桿菌生長的研究,並且基於-澱粉酶對水溶性澱粉的酶促反應,推導出了枯草桿菌的pqci生長模型,包括諧振頻率、動態電阻和動態電感模型。 -
The high - enzyme activity has 2 base changes, resulting in long amino acid sequence with native amylase. this inducing method resolved the problem of non - effective induction as in base analogue induction. and the method we used provide a new measure for this kind of work
高酶活編碼區位點突變導致c -端序列變化和終止子的后移本誘變方法克服了用堿基類似物在體內誘變由於核酸復制酶等的校正作用而造成誘變無效的難題,為基因的誘變找到了一條新途經。 -
The more concentrated extract of anisodus tanguticus root can restrain clealy the activity of - amylase and germination of seed and growing of seedling of wheat
摘要高濃度的莨菪根水提取液對小麥種子的萌發、幼苗生長和-澱粉酶活性具有明顯的抑制作用,濃度降低或萌發時間延長,不再表現出明顯的抑制作用。 -
Conclusion the activity of amylase from 4 bacteria was : bacillus cereus > bacillus natto > bacillus subtilis > bacillus licheniformis
結論4種常見芽胞桿菌產澱粉酶能力依次為:蠟樣芽胞桿菌納豆芽胞桿菌枯草芽胞桿菌地衣芽胞桿菌。 -
Results all bacteria we investigated could produce varying level amylase, the highest activity of amylase was from the bacillus cereus
結果地衣芽胞桿菌、枯草芽胞桿菌、蠟樣芽胞桿菌和納豆芽胞桿菌都能產生澱粉酶,以蠟樣芽胞桿菌產生的澱粉酶較多。 -
Study on the total activity of amylase of sprouting maize seeds affected by treatment of electrostatic field
技術研究高梯度靜電場凈化液壓油應用研究靜電作用下液體表面張力的研究 -
The new methods to identify _ amylase activity and its producing bacteria, and the preparation of high efficiency competence cell were reported. three _ amylase genes were cloned from bacillus subtilis, xanthomonas campestrisand aspergillus oryzae. two mutant genes with high activity was reported by using the methods of mutagenesis in vitro
主要研究內容包括-澱粉酶及其產生菌的快速鑒定新方法、高效感受態細胞的制備、 -澱粉酶基因的克隆和-澱粉酶基因的體外誘變等四個主要方面。
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