細菌濃度 的英文怎麼說
中文拼音 [xìjūnnóngdù]
細菌濃度
英文
bacterial concentration- 細 : 形容詞1 (條狀物橫剖面小) thin; slender 2 (顆粒小) in small particles; fine 3 (音量小) thin ...
- 菌 : 菌名詞1. (蕈) mushroom2. (姓氏) a surname
- 濃 : 形容詞1. (液體或氣體中所含的某種成分多; 稠密) dense; thick; concentrated 2. (程度深) (of degree or extent) great; strong
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 細菌 : germ; bacterium (pl. bacteria); fungus (pl. fungi)
- 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
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The colon is the locus of a large concentration of bacteria.
結腸是大濃度的細菌所在地。Magainin is the skin secretion product of batrachia under the eriviroment pressure, which can be used to accelerate the fusion rate of wound and resist the infection. it can inhibit the growth of bacteria and fungus with the lowest concentration ; protegrin is isolated from porcine leukocyte hi 1993 and is useful as antiviral agents
Magainins是爪蟾的皮膚在一定的環境壓力下分泌出的抗感染和促進傷口愈合的成分,低濃度便可抑制許多細菌和真菌生長; protegrin是1993年從豬的中性白細胞中分離得到,研究發現它具有抗愛滋病毒的功能。Construction and expression of yeast engineering yaccine : s14 / gnsag " as transformed to yeast host straln x33 by means of electroporation after ppiczaa s, . aresag " as l ined by saci enzyme. the single fungus, as choose and dibble inocu1ating in we and am plate, the positive fungus was gro ' ing in rm but not in w, and was 6 inoculated in ypd which included zeocine 500ug / ml and 1000ug / ml. 5 transformers were ampl if ied by pcr, three is same with positive control
選取單個菌落分別點種到刪平板和md平板,找出在回d上生長正常, w上生長緩慢或不生長的菌落,即陽性菌落,再以陽性菌落分別塗布zeocine含量500ug加, 1000ug砌l的ypd平板,以高濃度的抗生素篩選高拷貝的酵母工程菌,在含500ug ml高濃度抗生素平板上獲得了15個轉化子,取其中5個進行pcr擴增,有3個擴增產物與陽性對照相同,說明此酵母細胞中已含有s hbsag融合片段,其中之一命名為pEnvironmental scanning electron microscopy ( esem ) observation of f2 mycelium cultured in liquid medium with 100mg / l of cadmium showed that there were crystalline precipitations attached to the surface of f2. transmission electron microscopy ( tem ) and energy - dispersive analysis microscope ( edam ) examination revealed that there were many granules with high content of cadmium around the cell wall
F2在100mg l鎘濃度下培養后,經環境掃描電鏡( esem )觀察顯示,菌體表面有較大晶體狀沉澱物;透射電鏡( tem )和能譜分析( edam )表明,細胞壁周圍形成大量細小的高鎘含量沉澱物。It was observed that the filtrates of the bacterial culture showed significant lytic effect on blue - green algae, indicating the anti - algal effect results from the substances released by the bacteria in addition to the competitions of phosphorous between the 3 bacteria and algae. a protozoon was isolated
這說明了在一定磷濃度下, 3株細菌與藍藻之間有磷的競爭關系;另一方面,可能啟示人們認識到,當磷濃度增加導致水華暴發時,溶藻細菌的數量也會急劇增加,起到控制水華的作用。In order to study the mechanism of the effect of low concentration tfp on the proliferation of s. pombe, we watch yeast cells loaded with fluo - 3 under laser scanning confocal microscope ( lscm ). the fluorescence intensity reflected the cytosolic free calcium concentration. the result showed that, the cytosolic free ca2 + concentration in s. pombe cultured in ca2 + - free medium was 2 ~ 3 times lower than that in s. pombe cultured in medium containing 10umol / l ca24, while ca2 + concentration in s. pombe treated with 50umol / l tfp was 4 - 5 times higher
本文發現增加胞外鈣濃度以及低濃度( 20 100 mol l )三氟拉嗪( tfp )不但能促進野生型s . pombe細胞的增殖,而且對mfp7菌株也有同樣的效應,這說明胞外ca ~ ( 2 + )和低濃度tfp對不同遺傳型裂殖酵母細胞的增殖均有促進作用。The world ' s reference bioaerosol sampler is a multi - stage, multi - orifice cascade impactor designed to measure the concentration and particle size distribution of aerobic bacteria and fungi
世界標準的微生物采樣器是多級,多孔瀑布式撞擊采樣器。是為測量空氣中細菌和真菌微粒大小分佈的濃度而設計。The results showed that the extract by etoac presented a significant effect on staphylococcus aureau 、 bacillus cereus 、 bacillus megateriurn 、 proteus species, corynebacterium pekinense 、 trichoderma viride and aspergillus flavus all of which belonged to bacteria ; the extract by n - buoh presented significant inhibitory effect on bacillus mesentericus, bacillus subtilis 、 proteus species 、 bacterium prodigious, trichoderma viride and aspergillus flavus all of which belonged to bacterium ; the inhibitory effect become stronger and stronger with the extract concentration increaseing and the water phase of the extract did not present any antimicrobial effects
結果表明,乙酸乙酯萃取物對細菌中的金黃色葡萄球菌、蠟狀芽孢桿菌、變形桿菌、巨大芽孢桿菌、北京棒狀桿菌和黴菌中的綠色木霉、黃麴黴有明顯的抑菌作用;正丁醇萃取物對細菌中的馬鈴薯芽孢桿菌、變形桿菌、枯草芽孢桿菌、靈桿菌和黴菌中的綠色木霉以及黃麴黴有明顯的抑菌作用,且提取物的抑菌作用隨濃度增大而增強,而水相則沒有抑菌活性。In addition, through optimizing the culture medium, the isolated bacteria produced strong activity and high concentration biosurfactant
實驗通過一系列培養條件的優化,使所篩選到的細菌產生活性較強、濃度較高的生物表面活性劑。Abstract : with numerical simulation method the effect of the airflow pattern created by the exponential inlet on contaminant concentration and thermal comfort in an operating room was investigated
文摘:就變化風速的送風口所產生的氣流流型對外科手術室內的細菌濃度和人體舒適的影響進行了數值模擬分析。The research results show that compared with the uniform inlet velocity profile, the exponential inlet velocity profile has more advantages to get lower contaminant concentration, to prevent patient and operating apparatus in the operating area from infection by airborne disease germs and to reduce the airflow rate needed for pollutant concentration control
研究表明,與通常採用的均勻風速的送風口相比,變化風速的送風口對于降低手術室工作細菌濃度,防止病人手術切口及手術器械等回風氣流攜帶的浮遊細菌再次感染,以及減少手術室的送風量等方面具有明顯的優點。By linear regression analyzing of the concentration of plankton microbe and settling microbe, we get the relationship between plankton microbe, settling microbe and air exchange rate, which reflect the randomness of bacterium in dynamic state. controlling the pressure difference effectively by adjusting forced draught blower and exhaust blower. comparing the jet fluid of different supply - air outlet, the diffuse pore plate is suit to assembling cleanroom
通過對測得不同換氣次數下裝配式潔凈室室內的浮遊菌濃度和沉降菌濃度的一元線性回歸分析得出浮遊菌濃度和換氣次數的關系、沉降菌濃度和換氣次數的關系以及浮遊菌和沉降菌之間的關系,反映了動態情況下,細菌運動的隨機性。Abstract : determined the power - time curves of the promoter bacteria of ganoderma lucidum for e. coli, using 2277 thermal activity moniter, a new experimental model of promoter bacteria growth were established. the growth rate constant and heat output at different concentration of ganoderma lucidum have been calculated. from - c and q - c curves the optimum concentration has also been established
文摘:用熱活性檢測儀測定了天然藥物靈芝對大腸桿菌起促菌作用的熱功率-時間曲線,並根據曲線建立了細菌生長的新的實驗模型,按新模型計算了促菌作用下的生長速率常數,發熱量及最佳促菌濃度。The results showed that temperature 25 - 30, ph7. 0, anaerobic and illuminated conditions were optimum for decolorization. when reactive violet kbr was decolorized as sole source of carbon and energy of n strain, the decolorization rate of reactive violet kbr was significantly correlative to cell concentration, however the decolorization specific activity of n strains was not affected markedly by cell concentration
結果表明,該菌株生長細胞脫色的最佳條件為溫度25 - 30 , ph7 ,厭氧條件下的脫色率遠遠高於好氧條件下的脫色率。染料作為該菌株唯一的碳源和能源脫色時,脫色率與細胞濃度呈極顯著相關,細菌脫色比活率保持在較恆定的水平。Note : 1, the maximum average concentration of planktonic bacteria law numerical brackets. 2, the concentration of bacteria measured the direct result of the settlement and not the result of planktonic conversion act
注: 1 、浮遊法的細菌最大平均濃度採用括號內數值。 2 、細菌濃度是直接所測的結果,不是沉降法和浮遊法互相換算的結果。We cultured photosynthesis bacteria ( psb ), using trfe mixed substances as an additive of culture medium. through the analysis of residue of the mixed substances in the culture media and od660nm of cell concentration, it revealed that cell concentration became higher, and residue content of the mixed substances was lower in a week
對細胞濃度( od _ ( 660nm )值)和氣態混合物的殘留成分測定,結果表明添加了氣態混合物的光合細菌濃度明顯高於未添加的,而且培養基中的氣態混合物經培養一周后明顯減少。The results showed that the mic was controlled by three factors ( the content of ag ~, the proportion of surface and the status of crystal ) at normal temperature with which matched m = amoexp ( - kc ~ 3. it also showed that when the ag ~ was on the powder ' s surface, the anti - bacterial capacity of power was controlled by the action of cell death. 4 ) the toxicological test the toxicological properties of the powders, which was prepared in different route, was tested
建立了抗菌粉體的抗菌機制:粉體的最小抑菌濃度由銀離子含量、粉體比表面積和二氧化鈦的結晶狀況三種因素控制,它們遵循m am _ 0exp ( - kc _ ( ag ) )關系;當粉體表面的銀離子過量時,粉體的抗菌能力受細胞死亡反應控制,為一級反應,粉體的抗菌能力越強,細菌的死亡速率常數越小。Using erwinia carotovora strain scg1 as pathogen, the effect of b. thuringiensis strain 4d1 culture was detected on the rot soft disease. the results indicated that 4d1 culture inhibited the pathogenicity of scg1 in 24 hours when the cell density of scg1 was lower than odeoonm = 0. 55, but when the incubation time after infection was longer than 24 hours, the effect decreased
以胡蘿卜軟腐歐文氏菌菌株scg1為例,當菌株scg1的細胞濃度od _ ( 600nm ) < 0 . 55時,經蘇雲金芽胞桿菌菌株4d1培養物處理后感染馬鈴薯,在24小時內,可完全抑制軟腐病斑,但隨著培養時間的延長,其抑制作用逐漸減弱。For example, record the actual number of colonies found, as well as the cell concentration calculated from this number
例如,記錄實際發現之菌落數,以及由此所計算出之細胞濃度。Antibacterial experiment indicated that only water extract presented significant antimicrobial activitie, its minimum inhibition concentration ( mic ) was 10 % original concentrated extract
抑菌實驗表明,水提液對不同細菌均有明顯的抑制作用,其最低抑菌濃度都為10 %原液。分享友人