supernatant 中文意思是什麼

supernatant 解釋
adj. 形容詞 浮在表層的。
n. 名詞 浮在表層的東西；【化學】上層清液。

  1. Towards the research on two flood water of yuhe river in datong city during 2004, by measuring and comparing their discharge, sediment concentration 、 nutrient include organic, phosphorus, potassium, azote, the result shows that the nutrient content of the sediment is greatly larger than that of supernatant fluid

    摘要以2004年大同市御河乾渠兩場洪水為研究對象，對其流量、含沙量、養分（包括有機質，氮，磷，鉀）做了測定和比較，研究結果表明：洪水中下層泥沙中的養分含量遠大於上清液中的養分含量；洪水中整體養分含量隨著含沙量的增大而增大，並且養分含量和含沙量呈近似線性關系。
  2. Methods manner plate assay, contact hemolysis and supernatant assay were used

    方法平板檢測法，接觸溶血法，上清檢測法。
  3. Igy was extracted from diluted egg yolk with different fold water, and 10 - fold dilution with phs. o water was manifested the best way that lipids can be eliminated from the supernatant

    驗證了卵黃液用ph5 . 0的10倍去離子水稀釋后的去脂率和igy提取產量要高於其他稀釋方法。
  4. 5. exploring fermentation synthesis of quinic acid ( qa ) using bioengineering strain under shake flask conditions synthesis of qa using recombinant e. coli constructs was examined in m9 accumulation medium. the result indicated that qa was produced from d - glucose in the culture supernatant, but it is necessary to explore further the consequences of fermentation in next work

    工程菌搖瓶發酵產酸初步觀察初步探索了奎尼酸工程菌在m9積累培養基中的發酵產酸條件，結果表明工程菌經直接發酵由葡萄糖產生了奎尼酸，但尚須進一步優化發酵條件提高產酸率。
  5. Exosomes are a kind of membrane vesicles about 30 - 90nm and initially described in culture media of some normal and neoplastic cell lines and purified from reticulocytes culture supernatant firstly

    1998年，法國學者zitvogell等用dc來源的exosomes治療腫瘤，發現能夠消除已經發生的腫瘤。
  6. And the forming theory of the pulp - supernatant interface is discussed

    分析了渾液面形成規律。
  7. Level in the supernatant of cultrue

    的保護作用
  8. Once precipitated, the sample was centrifuged and the supernatant was removed

    如有沉澱，離心樣品，出去上層漂浮物。
  9. Factor inducing the migration of neural stem cells in the supernatant of c6 glioma cells

    6膠質瘤細胞培養上清誘導神經幹細胞遷移的初步研究
  10. These suggested that no plays a part role in the action of k562 cell lines supernatant to pbmc

    說明no在腫瘤對pbmc的作用中起到一定的作用。
  11. The effect of polyporus umbellatus polysaccharide on the immunosuppression property of culture supernatant of s180 cells

    180細胞培養上清免疫抑制作用影響的研究
  12. Approximate 50 % of mercury and selenium presented in the supernatant ( liver hydrolysate ) and the others in the 1 % residue

    約50的汞和硒存在於酶溶解部分，另外50存在於1的酶不溶部分。
  13. Effects of treatment with dihydroartemisinin on no in the supernatant of spleen cells in rats infected with pneumocystis carinii pneumonia

    經雙氫青蒿素治療后卡氏肺孢子蟲肺炎大鼠的肺部病理學變化
  14. The bispecific antibody tilers of ascites fluid and culture supernatant of 3 - hn are 1 : 16000 and 1 : 64. at the same time the anti - p24 antibody and the anti - human rbc type a antibody in the ascites fluid of hybrid - hybridoma 3 - hn are tested, and their titer is 1 : 800 and 1 : 16000 respectively

    為89士9條j十； ；的腹水型和上清型雙特異性抗體的效價分別為1 ： 16000和1 ： 64 ，同時測定腹水型抗體抗p24抗體活性及抗人a型紅細胞凝集抗體活性，效價分別為1 ： 800和1 ： 16000 。
  15. The deleted mutant pap gene was also cloned into yeast secreted expression ppic9k vector to form ppic9k ~ 3, then the vector was transferred into pachia pastoris gs115 strain. the specific expression protein was secreted into the medium after inducing with methanol and the protein amount reached about 50 - 60 u g per millilitre measured by uv - absorbed methods in the supernatant of the medium via high density fermentation. sds - page results showed that there was one protein band in the gel which molecular weight was about 34ku

    將缺失型pap基因克隆于酵母分泌型表達載體ppicgk構成重組載體，然後導入畢赤酵母（ p8chianastoris ）菌株gslls細胞中，在甲醇的誘導下，經過酵母高密度發酵進行pap的表達，經sds page分析，結果表明，在培養基上清液中含有一明顯的特異性蛋臼條帶，大小為34ku ，經western blotting分析，該蛋白與法國pap抗血清有特異性反應，體外活性檢測表明該蛋白對tmv的侵染性具有高度的抑制性，說明該pap基因在畢赤酵母gs中也得到了正確表達。
  16. Sds - page results showed that there was a clear target protein band in mut + recombinant supernatant after 48 hours of culturing, while a faint band only in muts recombinant after 72 hours. western - blotting result showed that there was no remarkable difference of yield between mut + and muts recombinants after 6 days induced. anti - virus activity tests revealed that culture supernatants of mut + and muts recombinants could inhibit tmv infection with high efficiency in the same concentration and there was no significant difference between them

    結果表明，誘導培養48小時后， mut ~ +重組菌株表達產物在sds - page膠上顯現出清晰的目的蛋白帶，而mut ~ s重組菌株培養72小時才能顯示微弱的目的帶； western - blotting雜交信號強度表明，同樣培養6天的mut ~ +和mut ~ s重組菌株表達產物在表達量上沒有明顯差別。
  17. The page revealed the culture supernatant of the initial strain and the mutant contained different protein bands, which exactly demonstrated at protein level that a. niger j 506 was surely a mutant of a. niger m1. zymogram stained with xylan - remazol brilliant blue for detecting xylanase showed there are three different xylanases in the mutant culture, while two xylanases in initial strain. what is important, the third xylanase in a. niger j 506 have higher activity and more production levels from page and zymogram of xylanase

    尤其是在木聚糖酶譜帶檢測中發現，突變株發酵液中有三種類型的木聚糖酶，而出發菌株中只有兩種類型的木聚糖酶，並且通過考馬斯亮藍g250染色和瓊脂糖板上的透明圈發現，突變株中第三種類型的木聚糖酶不僅表達量很大，活力也很高。
  18. During the different time point, we retrieve the cell supernatant and through the electrophoretic analysis and immunoblot of the recombinant protein indicated that the cell which transfected the recombinant eukaryotic gene expressing vector could synthesis and excrete the peptide effectively

    提取培養細胞總rna反轉錄cdna測序結果表明人生長激素基因組dna在家蠶bmn細胞內能正確轉錄，剪接。蛋白質電泳分析和免疫學檢測證明轉染細胞能夠有效合成並分泌hgh蛋白質。
  19. Medium experiments were arranged under uniform design, and then an optimum medium was got accordingly. the culture liquid was centrifugalized at 3, 500r / min for 30min, then ammonium sulfate was added into the supernatant to a final concentration of 30 % to precipitate the others

    通過硫酸銨分級沉澱、 deaesephadexa - 50陰離子交換凝膠層析和sephadexg - 75凝膠柱層析對發酵液進行分離和純化，並得到電泳純的酶。
  20. 2 - e4 - a and 82 - 6 are hybridized during their log growing time, and the hybrid - hybridomas are cloned for 3 times and produce 6 hybrid - hybridoma cells. the chromatosome of hybrid - hybridoma 3 - hu and hybridoma 2 - e4 - a and s2 - b are counted, and the antibody of ascites fluid or culture supernatant of 3 - hn is prepared. the positive clones are detected by three methods at the same time : rbc agglutination for monospecific anti - human rbc type a antibody, indirect elisa for anti - p24 antibody, and rbc solid - phase adherence for bispecific antibody

    選其中一株3 - h _ （ 11 ）做雜交-雜交瘤細胞染色體計數，同時計數兩母株2 - e _ 4 - a和s _ 2 - b的染色體數：制備腹水型和上清型抗體，用三種方法同時檢測其中的雙特異性抗體、單特異性抗人紅細胞抗體和抗p24抗體，即紅細胞固相吸附法測雙特異中文摘要性抗體，紅細胞凝集試驗測單特異性抗人a型紅細胞抗體，間接elisa法測抗p24抗體；用腹水型抗體做耐熱性及耐凍融實驗。
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