lactase 中文意思是什麼

lactase 解釋
n. 名詞 【生物化學】乳糖酶。

  1. Study of isolation and purification of lactase from aspergillus niger d

    226乳糖酶分離純化研究
  2. Study of the relationship between urticaria diarrhea and lactase

    藥物性腹瀉病與乳糖酶的關系研究
  3. The influence of ca2 fe2 mg2 zn2 na and k on lactase activity in sucking piglets

    對哺乳仔豬乳糖酶活力的影響
  4. A similar, less severe, metabolic disorder is congenital lactase deficiency

    類似的，病癥略輕為一點的代謝紊亂疾病是乳糖分解酶素缺乏癥。
  5. Many asian adults are lactose intolerant, as a result of a lack of the digestive enzyme lactase in the gut

    許多亞洲成年人有乳糖不耐受癥，因為他們消化道中缺乏消化乳糖的乳糖酶。
  6. The former was 0. 475u / ml, and the later was 0. 134u / ml. 2. determination of the properties of lactase expressed in e. coli

    原核表達乳糖酶的酶學性質測定製備原核表達乳糖酶的原酶液。
  7. Some premature babies have a temporary form of lactose intolerance because their bodies are not yet producing lactase

    一些早產的寶寶會暫時的有乳糖不耐受癥狀是因為他們體內還未開始分泌乳糖分解酶。
  8. This disorder, apparent within 10 days of birth, occurs when brush - border lactase activity ( required for the digestion of lactose ) in the small intestine is low or absent at birth and is characterized by diarrhea and malabsorption

    此病是由於寶寶出生時小腸內的乳糖分解酶素活性很低或沒有活性，病癥通常在寶寶出生10天內顯現：拉肚子以及吸收不良。
  9. Cloning and expression in e. coli of lactase. specific primers were designed according to the sequence of the beta - galactosidase gene from kluyveromyces lactis. klac gene was amplified by pcr and subsequently cloned

    乳糖酶基因的克隆及原核表達以乳酸克魯維斯酵母（ kluyveromyceslactis ）菌株k538的基因組dna為模板，設計引物，利用pcr獲得乳糖酶基因klac ，經dna測序驗證，得到克隆t1549 。
  10. Preparing the lactase solution expressed in e. coli, we determinated the optimum ph, ph stability, optimum reaction tempreture, thermal stability, effect of metal ions and chemical reagent, km and vmax its optimum ph was 5. 8 and 6. 4 to 7. 5, and the optimum tempreture was 45 to 52

    以onpg為底物，分別測定了其最適ph值及ph穩定性、最適溫度及熱穩定性、金屬離子和化學試劑的影響以及k _ m值和v _ （ max ）值。
  11. The lactase gene from kluyveromyces lactis was researched in the thesis. the cloned gene was expressed in e. coli and the properties of lactase was determinated. in addition, we studied the expression of lactase gene in the methylotrophic yeast pichia pastoris

    本論文從一株乳酸克魯維斯酵母菌中克隆獲得乳糖酶基因，在大腸桿菌中進行表達並測定其酶學性質，同時也對利用巴斯德畢赤酵母（ pichiapastoris ）系統表達該基因進行了探索。
  12. Klac gene was ligated to the pet - 30a ( + ) vector for expression. then the recombinant plasmid petlac4 was transformed into e. coli bl21. the positive transformants were induced at different temperature for three hours by iptg with the final concentration of lmm. sds - page analysis and lactase activity assay showed that klac gene was expressed in e. coli, and that the expression level at 28 was much higher than that at 37

    表達產物的sds - page分析和酶活性測定表明， klac基因在大腸桿菌中獲得活性表達，其中低溫條件28下的表達水平明顯高於37 ， 28誘導的細胞經超聲波破碎所測酶活力為0 . 475u / ml ， 37僅為0 . 134u / ml 。
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