條黴素 的英文怎麼說
中文拼音 [tiáoméisù]
條黴素
英文
bandamycin-
Study on the culture conditions of aspergillus to produce cellulase
黑麴黴產纖維素酶液體發酵條件的研究A single direction thin layer chromatography ( stlc ) was researched in order to detect citrinin from above samples, . the results revealed that ethyll acetate : toluene : formic acid ( 6 : 3 : 1 ) was a good developer, then the citrinin from the 29 hongqu samples above were detected, and 6 samples with citrinin less than 0. 20 g / g ( stlc ) and their strains were screened
第二,以上述29個紅曲樣品為實驗材料,對紅曲中桔黴素的(單向)薄層層析( stlc )條件進行了研究。結果顯示,以甲苯:乙酸乙酯:甲酸( 6 : 3 : 1 )為展開劑,桔黴素的分離效果較好。Effects of cultivation conditions on natamycin production by streptomyces gilvosporeus
培養條件對褐黃孢鏈黴菌發酵合成納他黴素的影響Penicillin, chlorampheicol, tetracycline, and various other antibiotics with or without streptomycin have also been needed with some degree of success under experimental conditions.
在實驗條件下曾用過青霉素、氯黴素、四環素和其它各種抗菌素(和或不和鏈黴素連用),得到某種程度成功。Purification and characterization of phytase from a. niger an 01001 a. niger an01001 was inoculated on solid media and cultivated at 30 for 5 days. proteins were extracted from solid - state fermentation with 50mm acetate buffer ( ph5. 5 ). the molecule weight of the phytase protein was determined as about 78kd by sds - page. the purification procedures include ammonium sulfate precipitation, deae - cellulose ion - exchange chromatography, gel electrophoresis and electroelution
3 .植酸酶的分離純化及其性質研究黑麴黴ano1001經固體發酵,用緩沖液抽提后,經硫酸按沉澱, deae一纖維素離子交換層析,聚丙烯酞胺凝膠電泳和電洗脫等純化步驟獲得的植酸酶,用sds一page檢測為一條均一譜帶,其分子量約為78kd 。Characteristic of respective components from cellulase system induced by aspergillus niger and condition of enzymolysis
黑麴黴產纖維素酶系各組分特性及酶解條件First, after investigation of two original strains " biological characteristics, we studied the main influence factors on protoplasts formation and regeneration in s. mycarofaciens and s. erythreus, and determined the best protoplasts formation and regeneration conditions of two original strains. the former shake - cultured in s " medium at 28 ?, 220r. min ~ ( - 1 ) for 24h, lysised by 3mg / ml lysozyme, keeping warm at 32 ? for 50 ~ 60min, regenerated on r _ ( 5 " ) medium, 28 ? for 5 ~ 6d. the latter used two - step culture, then used img / ml lysozyme keeping warm at 37 ? for ih ; the protoplasts were plated on r5 " regeneration medium at 28 ? for 5d
首先在對兩親株的生物學特性進行了鑒定后,考察了影響兩親株原生質體形成和再生的主要因素,確定了生米卡鏈黴菌和紅黴素鏈黴菌原生質體形成及再生的最佳條件:前者用s培養基,在28 、 220r . min ~ ( - 1 )培養24h后,用3mg ml的溶菌酶在32恆溫酶解50 60min ,得到的原生質體在乾燥的r5培養基上28倒置培養5 6天,可得到再生率在20左右的再生菌落;後者採用二級菌絲培養,用1mg ml的溶菌酶在37恆溫酶解1h左右,得到的原生質體也在乾燥的r5培養基上28倒置培養5天,即可得到再生率在20左右的再生菌。The methods of evans and martin were changed slightly and used to isolate the mouse es cell in my experiment. in brief, the intact blastocysts were plated on sto feeder layer treated with mitomycin, and were cultured in the media supplymented with brl condition medium
聯合evans和martin的方法,稍加改良來分離小鼠胚胎幹細胞,把昆明白小鼠完整的囊胚直接種植在經絲裂黴素滅活的sto飼養層細胞上,在含有brl條件培養基的es細胞培養液中培養。Abstract : decomposition of alcohol and acetyl spiramycin wastewater by supercritical water oxidation were investigated. the result showed that supercritical water oxidation was an effective method for treatment of high concentration organic wastewater. at the condition of experiments, cod removal efficiency of wastewater could reach up to 99. 2 %
文摘:對酒精廢水和乙酰螺旋黴素廢水進行了超臨界氧化降解的研究,結果表明,超臨界水氧化法是處理高濃度有機廢水的一種有效方法,在實驗的條件范圍內,廢水cod的去除率最高可達99 . 2 % 。6. transformation system of mustard a serials of kanamycin concentration was added to optimum medium to test the explants resistance capacity of two kinds of mustard. the transformation procedures described were derived from numerous regeneration and trasformation designed to test factors that might affect shoot regeneration, which including length of co - cultivation. those producing the best result parameters were described as below : after the mustard explants were precultured on regeneration medium for 2 days. they were inoculated with agrobacterium for 20 minutes. inoculated explants were co - cultivated for 4 days and in shadow at first 2 days. then transferred to the same medium plus 30 mg / l kanamycin and 500mg / l garb. all of them were transferred to fresh medium every 2 weeks. the kan - resistant plants were regenerated
芥菜外植體高頻遺傳轉化體系的建立在最適培養基上試驗了兩類芥菜的三種外植體對卡那黴素的敏感性、預培養天數、浸菌時間等因素的影響,建立了芥菜高頻轉基因再生體系:取生長4天的芥菜子葉、下胚軸和25天的葉片在分化培養基上( ms + ba3 . 0mg / l + naa0 . 1mg / l )預培養2 - 3天後,投入農桿菌菌液中浸染20分鐘,在分化培養基上暗培養2天,正常條件下培養2天後,轉入抗性培養基( ms ba3Keep original color and lustre of the dishes, " kitchen without pollution " arawana salad oil, extracted scientifically, with its bright, transparent quality without impurity, is still smokeless when heated to 220, improves kitchen conditions and guarantees health of cooks ; arawana salad oil is convenient to be used, able to be directly used in frying and boiling, also directly cold and dressed with sause ; removes harmful matters like cholesterin, retains vitamin e and high unsaturated fatty acid, healthier and cleaner
「金魚」色拉油,經過科學提煉,油品澄清透明,無雜質,加熱到220仍無油煙,改善了廚房條件,保證了烹調者的健康「金魚」色拉油使用方便,可直接用於炒煮炸,還可以直接涼拌去除了黃麴黴素膽固醇等有害物質,保留了維生素e及高度不飽和脂肪酸,更衛生更干凈。What are mycotoxin controls or country of origin if exempt of flour for noodles
如果忽略面條麵粉的原產地,如何控制黴菌毒素?The feeding of glutamic acid, glutamine and a - keto - glutaric acid respectively showed that glutamic acid and glutamine had no obvious effects on cell growth, but stimulated apramycin production greatly. with the same concentration of amino acids supplemented, glutamine showed a stronger stimulation effect than glutamic acid, while a - keto - glutaric acid showed a repression effect on apramycin production. it could be deduced from above results that glutamine possibly is the donor of nitrogen element for the biosynthesis of apramycin
Glu 、 gln及?酮戊二酸添加實驗結果表明glu 、 gln對菌體的生長無明顯的影響,但能強烈促進安普黴素的生物合成,且相同濃度條件下gln的促進作用明顯高於glu ,而?酮戊二酸則對安普黴素的生物合成有抑制作用。Study on the conditions of degrading polycatechins into catechins by aspergillus niger
黑麴黴降解茶多酚中聚兒茶素為單體兒茶素的條件研究The enzyme retained full activity after being treated at room temperature for 1 hour at ph between 4. 0 and 11. 5. the enzyme can be incubated at 50 for 4h with only less 50 percent loss of activity and is stable in the frozen state. when streptomyces griseus atcc14811 was cultured in 10. 3 % sucrose yeme liquid medium, production of extracellular cholesterol oxidase increased for 5 days before decrease
利用硫酸銨鹽析及deae -纖維素離子交換柱層析提取純化灰色鏈黴菌atcc14811發酵上清液中的膽固醇氧化酶,理化性質研究表明酶作用晟適ph為8 . 0 ,最適溫度為45 , ph穩定范圍在ph4 . 0 - 11 . 5之間,在50條件下保溫4h ,仍保留54酶活力。A. niger m - l which was screened in our laboratory produced a strongly a - transglucosidase. in this paper, studies on the fermentation conditions, purification and characterization of a - transglucosidase and its necessary groups was carried out in this dissertation. the main reports were as following : the fermentation conditions in shaking flasks were investigated by the method of single - factor analysis, the suitable main medium was achieved : which contained 4 % a, 2 % b and 1 % g ; the a. niger m - l was inoculated into 100ml medium in flask, shaking in 33 c at 140r / min for four days, with initial ph6. 5 and 6 % inocula volume ; adding 0. 1 mmol / l methyl a - d - glucopyranoside had inductive effect on enzyme formation, the a - transglucosidase activity amounted to 296. 05u / ml
本研究以黑麴黴m - 1為出發菌株,對其-葡萄糖轉苷酶的產酶影響因素、純化、酶學性質以及必需基團進行系統的研究,結果如下:通過對影響黑麴黴m - 1產-葡萄糖轉苷酶的單因素分析,得液態發酵生產-葡萄糖轉苷酶的最適產酶條件為: 4 a , 2 b和1 g ;在33 ,起始ph值為6 . 5 ,轉速為140r min ,接種量為6 ,裝液量100ml條件下,發酵4 . 0d ,酶活力達296 . 05u ml ,添加0 . 1mmol l的酶作用底物甲基- - d -葡萄糖苷對產酶的誘導作用最大。分享友人