純菌發酵 的英文怎麼說

中文拼音 [chúnjūnfājiào]
純菌發酵 英文
sterile fermentation
  • 純 : 形容詞1 （純凈; 不含雜質） pure; unmixed 2 （純粹; 單純） simple; pure and simple 3 （純熟） skil...
  • 菌 : 菌名詞1. （蕈） mushroom2. （姓氏） a surname
  • 發 : 名詞（頭發） hair
  • 酵 : 動詞（發酵） ferment; leaven
  1. Wild filamentous fungi obtained from natural fermented millet catsup were identified as aspergillus oryzae by morphology after purifying iteratively

    摘要反復純化培養自然發酵的粟米醬中分離的野生絲狀真菌，經形態學鑒定，確認其為米曲?菌群的米曲?菌。
  2. Based on the extensive studies of subtilisin - like protease ( prl ) of metarhizium anisopliae, extracellullar serine protease is suggested to be a key enzyme involved in the fimgal penetration to invertebrates. the investigation of serine protease in the nematode infected by owvtl may help to understand the mechanism of nematophagous fimgi as biological control agents. a 3l kda serine protease was isolated and purified from the liquid culture of h rhossiliensis owvtl challenged with nematode panagrellus redivivus

    本研究利用線蟲誘導下owvt - 1菌株液體發酵，通過粗分級分離、離子交換層析和凝膠過濾層析分離提純了一個分子量為31kda的絲氨酸蛋白酶，生物學測定表明其對大豆胞囊線蟲二齡幼蟲具有致死作用，同時測定了該酶理化特性，酶活力在75附近酶活力最高，隨著ph的增加酶的穩定性升高，與膽堿酯酶具有相似的ph曲線，對特異性底物aape （ suc - ala - ala - pro - glu - pna ）具有作用， ssi和ci - 2抑制該酶的活性。
  3. The principal methods of avoiding spoilage are the use of pure yeast strains as starters.

    防止啤酒變壞的主要方法是用純酵母菌株發酵。
  4. The hwtx - i gene was chemically synthesized according to its known cdna sequence, the gene was inserted into vector ppic9k which contained aoxj promotor and the sequence of a secreting signal peptide - a - factor, the cloning ppic9k / hwtx - i was constructed and confirmed by two - step pcr and dna sequence analysis, then it was transformed into host strain gs115, a his + muts cell line was screened and multicopy transformants were screened by various g418 concentrations, the multicopy transformant was named gh1. gh1 was cultivated in flasks. after 6 days of induction by 0. 5 % methanol, the supernatant was checked by 16. 5 % tricine - sds page, which showed there was a band in the position of 3. 5 - 6. 1kd, then it was isolated and desalted by ultrofiltration followed by ion exchange of cm column, after reverse phase hplc of ci8 and vacuum drying, the purified rhwtx - 1 was obtained which was proved to be correct recombinant hwtx - i by tricine sds - page, maldi - tof mass spectrometry, amino acid composition analysis, the n - terminal amino acid sequence and its biological activity, the final field of the purified rhwtx - i was about 80mg / l, accounting for 23. 6 % of it total secretory proteins

    將帶有hwtx -基因的ppic9k經blgii線性化后，轉化酵母宿主菌gs115原生質體后經篩選陽性克隆並經表型鑒定為his ~ + mut ~ s酵母菌，進一步用遺傳毒素g418篩選多拷貝的轉化菌株，命名為gh1 ；將gh1甲醇酵母菌用0 . 5的甲醇誘導表達，發酵上清經90飽和度的（ nh _ 4 ） _ 2so _ 4沉澱， yw - 3 （ mwc03000 ）的超濾膜超濾，再經cm陽離子交換， c _ （ 18 ）反相hplc純化得到分子量為4kd左右的組分，其中4289 . 05的組分經質譜鑒定，氨基酸組成分析和序列測定為正確的表達產物，生物學活性表明其活性為天然毒素活性70 % ，表達量為80mg / l 。
  5. As starter cultures, twelve strains of bacillus were screened for the manufacture of long - ripened douchiba from 40 strains isolated from naturally fermented douchiba samples at consecutive stages from qianxi and dafang of guizhou province, through comprehensive evaluation including extracellular proteolytic activity and lipidolytic activity, salt tolerance, ultraviolet light resistance, and antibiotic sensitivity

    摘要從貴州黔西和大方兩地傳統陳窖豆豉粑不同工藝階段分離到的40株菌株，經胞外蛋白質和脂肪水解酶活力、耐鹽性能、抗紫外光照射和抗生素敏感性等綜合性能評價，篩選到12株芽胞桿菌可作為陳窖豆豉粑純菌發酵的選擇菌株。
  6. Under these conditions the fibrinolytic activity of the supernatant can reach 820 urokinase units per milliliter broth. ba - dfe was purified from the supernatant of b. amyloiquefaciens dc - 4 culture broth by ammonium sulfate precipitation, ion - exchange chromatography on cm - and deae - sepharose fast flow, hydrophobic interaction chromatography on phenyl sepharose 6 fast flow and gel filtration on sephadex g - 50. the purified enzyme displayed thermophilic, hydrophilic and strong fibrinolytic activity

    通過硫酸銨分級沉澱、 cm - sepharosefastflow和deae - sepharosefastflow離子交換層析、 phenylsepharose6fastflow疏水層析和sephadexg - 50凝膠過濾等方法，從解澱粉芽孢桿菌dc - 4的發酵液中分離純化出電泳純的ba - dfe 。
  7. Canned and dried fruits, vegetables, nuts, and fish. products, company information, and contact form

    -主導產品為低鹽化純種乳酸菌發酵泡菜系列新含氣常溫保鮮川菜微波爐食品系列。
  8. Packer and distributor of fruits and vegetables to the food service, institutional, and manufacturing sectors of the food industry. lawrence, michigan

    -主導產品為低鹽化純種乳酸菌發酵泡菜系列新含氣常溫保鮮川菜微波爐食品系列。
  9. The enzyme activity in fermentation liquid could be inhibited by pmsf and dfp. the fermentation liquor also showed good dehairing activity. the alkaline protease ( named dhap, dehairing alkaline protease ) in the fermentation liquid was purified with hydrophobic interaction chromatography, ion exchange and gel filtration

    通過cm - sepharosefastflow離子交換層析， deae - sepharosefastflow離子交換層析， sephacryls - 100 ， sephacryls - 200凝膠過濾層析，疏水層析等純化步驟對短小芽孢桿菌發酵液中的堿性蛋白酶進行了純化。
  10. The bioactive strain ' s fermentation product was isolated and purified primarily using methods of solvent extraction, acid - alkali extraction, ab - 8 macropore absorption chromatography, 1 x 007 positive ion exchange chromatography, the result showed the purification product has prominent bioactivity inhibit staphalococcus aureus

    中國熱帶農業科學院、華南熱帶農業大學2003屆碩士研究生採用有機劑抽提法、酸堿抽提法、大孔吸附樹脂柱層析和陽離子交換樹脂柱層析等方法對hsl 306菌株發酵產物進行了初步分離純化。
  11. After ultrafiltration and rough separation with ammonium sulfate and anion - exchange chromatography, the recombination protein of ctla4 extracelluar domain was rectified from the ferment supernatants

    表達菌甲醇誘導發酵；發酵上清液經超濾、硫酸胺粗分級分離以及陰離于交換層析，純化出ctla4胞外區蛋白。
  12. Fusion protein gst - hdt was purified by gstrap affinity chromatography

    將工程菌株發酵所得酶液，經gstrap親和層析，得到融合蛋白gst - hdt純品。
  13. After washing with reagent, adopt the newest purification technology source30rpc, sds - page and densitometric scan analysis, the result show that expression level is 90 % of total bacterial proteins. after renaturation, ifnr, hgfa, hgfb, hpk5 were purified by akta purifier chromatogram instrument, sepharose fast flow, ssphacrayl series gel, selecting optimize condition. finally establish a kind of high efficient purification model of recombinant proteins produced in escherichia coli as inclusion bodies, purification product purity > 98 %

    結論:總之，通過對發酵罐中重組工程菌各種培養因素的研究，建立了一種高密度、高表達發酵工藝體系，為重組蛋白的后續純化提供了大量、穩定的原料供應;通過對不同目的蛋白的色譜行為的系統研究，建立了一種高效穩定、快速簡潔、易於放大的包涵體重組蛋白分離純化體系。
  14. Large scale fermentation, expression and purification of recombinant human bone morphogenetic protein 4 mature peptide from escherichia coli

    基因重組人骨形成蛋白4成熟肽在大腸桿菌中的大規模發酵表達及純化
  15. The 102 strains which can produce hydrolyzed circles were obtained using alternative medium containing phytate - calcium. after being isolated and purified, these strains were inoculated into fermented medium, shaking in 28 c at 220r / min for 5 days, then their enzymatic activities were determined by ammonium molybdate - phosphate colorimertry under the condition of 37 cand ph2. 5. the result showed there were 24 strains with higher enzymatic activities among the 102 strains, after the rescreening, 7 strains were gained with enzymatic activities beyond 15u / ml and stable ability of producing acidic phytase, of which, enzymatic activity of the strain 14 was the highest, reaching 53. 86u / ml, and it was preliminarilly identified as aspergillus. niger, then numbered as aspergillus. niger 14

    用植酸鈣選擇性平板培養基從土樣中篩選出了102株能產透明圈的菌株，經分離純化后，接入液體發酵培養基， 28 、 220r min發酵5天，在37 、 ph2 . 5條件下用釩鉬酸銨法測定其所產植酸酶的活力，結果顯示，酶活較高的有24株，經再次搖瓶復篩后，酶活大於15u ml且產酶性能穩定的共有7株，其中以14 ~ #菌株的酶活最高，可達53 . 86u ml ，經初步鑒定為黑麴黴，編號為aspergillus . niger14 ~ # 。
  16. In total 102 strains of acidic phytase producing strains were selected from soil by selective plate containing calcium phytate. among them 32 strains with relatively large clear circle were purified and re - selected by shaking - culturing. after fermented for 5days at 28 c and shaking at 220r / min, the activity of phytase was determined by nh4vo4 - ( nh4 ) 6mo7o24 method at 37 c and ph2. 5 or ph5. 5

    主要結果如下： 1植酸酶高產菌株的篩選利用植酸鈣選擇性子板培養基從土樣中篩選出102株酸性植酸酶產生菌，從中挑選出透明圈較大的菌株32株，經分離純化後分別進行搖瓶復篩， 28 、 220r / min發酵5天後，在37 、 ph2 . 5或ph5 . 5條件下用釩鉬酸銨法檢測其酶活，結果發現有3株菌產酶活性較高且產酶性能較為穩定。
  17. 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。
  18. 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。
  19. One of these recombinants by random chose was fermented. the target protein from the supernatant of bacteria lysate was purified

    隨機選取一株rhbfgf表達率約20並有相當可溶性蛋白表達的菌株進行大規模發酵、純化。
  20. 70kb and 130kb in size respectively. though pks gene cluster for antibiotics fr - 008 was cloned, the genes for amino - mycosamine residue remained unknown. thus, attempt was also made to clone the desired gene ( s ), streptomyces sp

    首先從大量的發酵液中提取分離了鏈黴菌fr - 008產生的抗生素fr - 008 ，並通過大孔樹脂吸附、柱層析等手段進行了初步提純。
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