相對毒度 的英文怎麼說
中文拼音 [xiāngduìdúdù]
相對毒度
英文
relative toxicity- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 對 : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
- 毒 : Ⅰ名詞1 (對生物體有害的性質或物質; 毒物) poison; toxin 2 (毒品) drug; narcotics 3 (姓氏) a s...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
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Exploring the possible mechanisms is an important content of bioinorganic chemistry and ecotoxicology, which has signality in modifying contamination effect to animals. this thesis studies on the chemical speciation of mercury and selenium in dolphin livers, sub - chronic toxic effect of wistar rats of sodium selenite and mercuric chloride and investigates the antagonism mechanism from there aspects : 1. redistribution of mercury in the presence of selenium, 2
本文以海豚肝臟為對象,研究其積累的高濃度汞硒化合物的化學形態和結構,並結合動物實驗的研究,從汞硒相互作用的總體生物學表現,汞硒在動物體內分佈變化和結合形態的變化以及汞硒化合物的結構等方面探討兩元素毒性拮抗作用機理。Nerve agents have more density than air, making them dangerous to people in low areas
神經毒劑的密度大於空氣,致使它們對處在低洼地區的人們而言相當危險。If china can avoid being goaded into war, her oppressors may wear themselves out in the end, and leave the chinese free to pursue humane ends, instead of the war and rapine and destruction which all white nations love
現在那些自稱「文明」的國度,濫用封鎖、毒氣、炸藥、潛水艇和黑人軍隊,很可能在未來幾百年裡互相殘殺,從世界舞臺上消失,而只對下那些愛好和平的國家,盡管它們貧窮而又弱小。Israelensis recombinants, which contained recombinants plasmid pmt4 and pmt9 respectively, were obtained by electroporation. the bioassay results showed that the recombinants b - pmt9 and b - pmt4 had toxicities both to resistant and susceptible c. quinqnefasciatus larvae during vegetative growth stage, having the lc ? o values similar to that of. fi. sssii - 1. however, the toxic levels of the final sporulated cultures of recombinants b - pmt4 and b - pmt9 differed, with a lcso value of 2 49mg / ml for b - pmt9 and little toxicity for b - pmt4 by using the plasmid pmt9, m txl gene from b. sphaericus was ligated with p20 and cytjaa gene, giving recombinant plasmid pmpx2
含有pmt9和pmt4的大腸桿菌轉化子能表達產生mtx1毒素,發酵液對敏感和抗性致倦庫蚊幼蟲具有中度毒殺作用;含有pmt9和pmt4的蘇雲金芽孢桿菌轉化子b - pmt9和b - pmt4在營養體生長階段對敏感蚊幼和抗性幼蟲也具有毒性,毒力與野生型b . sss - 1相當,而不同轉化子在芽孢形成期的毒力因插入的mtx1基因轉錄方向不同而表現出差異,其中b - pmt4對目標蚊幼毒力極低( lc _ ( 50 ) 10mg ml ) ,而b - pmt9對蚊幼蟲具有毒性( lc _ ( 50 ) = 2 . 49mg ml ) 。Additional, strength of illumination of summerly autumn season is relative taller, the ultraviolet ray in sunshine has to virus very strong exterminate action
另外,夏秋時節光照強度相對更高,陽光中的紫外線對病毒有很強的殺滅作用。The env protein deduced from env gene encodes the hydrophilic surface protein ( su ) and the hydrophobic transmembrane domain ( tm ) that determine the specific interaction between virus particles and cell surface receptors during retroviral entry. the su of retroviruses is a highly variable genetic element, containing receptor binding sites and major antigenic determinants. exjsrv - specific dna probes were derived. by using these dna probes in tissue hybridization. we successfully identified jsrv mrna expression and proviruses dna in sheep lung tissues infected with jsrv and control group has no postive signals, validating the use of exogenous virus - specific dna probes in the analysis of oncogenic proviral integration sites and identification of integrated exogenous proviral sequences
用地高辛隨機引物法標記exjsrv特異的env片段,制備探針,原位雜交檢測spa肺組織中的rna及前病毒dna ,結果表明spa患羊肺組織內有jsrvenv基因mrna的表達,同時也檢測到了前病毒dna ,而相應的陰性對照卻無陽性信號,證實外源性病毒特異的dna探針在致瘤性前病毒的整合位點和整合的外源性前病毒的檢測中具有可信度。Methods the heat stroke model was established under circum stances of dry buld temperature ( 34. 5 0. 5 ) and ( 60 5 ) % relative humidity. 40 mice were randomly divided into five groups including reduping group, xihuangqijiao group, dexamethasone group, heat strike group and normal group and the increased rate of temperature, subsistence time and the number of diarrhea of experimental animals were observed
方法在干球溫度( 34 . 5 0 . 5 ) ,相對濕度( 60 5 ) %的條件下建立小鼠中暑模型,將40隻小鼠隨機分為熱毒平組、西黃芪膠組、高溫中暑組、地塞米松組和正常對照組,觀察動物的肛溫上升速率、存活日寸間和致瀉作用。The resuit indicates : wheil treating siightiy polluted source water of xiang rivet, optimized coagulation will improve the effect of reducing organics remarkably ; gac has good effect in reducing the dbpfp and organics of xiang rivef, but the effect in reducing dbp is more obviously ; the process of " improving gac by optimized coaguiation " can not only has a wonderful result of reduction in dbppp and organics, but also improve the effect of gac evident1y and decreasing the capital cost for a gac facility ; although optimized coagulation increase the quantity of alum dose, but the level of aluminum of treated water will not beyond the standard level ; different processes will have different resu1ts in lessening the amount of organics and dbp, so we should adopt treatment process by considering the requirements of treated watel
試驗結果表明:在對受到微污染的湘江源水的處理時,強化混凝工藝對于去除有機物具有比較明顯的作用;活性炭吸附技術處理湘江源水時,其對去除水中消毒副產物前體具有明顯的效果,對去除水中有機物效果也很好,但對消毒副產物的去除效果好於對有機物的去除效果;活性炭與強化混凝聯用工藝不僅能更有效地去除水中有機物以及消毒副產物前體,還能增加活性炭的吸附性能,從而減低費用;雖然強化混凝投加了比傳統混凝多的混凝劑,但並不會使出水中鋁離子濃度超標;不同工藝對水中有機物和消毒副產物的去除效果各不相同,應根據出水要求而選擇不同的處理工藝。And while polo shirt consumers ' patriotic desire to protect domestic farmers or manufacturers requires some degree of altruism, given the higher prices this entails, fears of being poisoned by foreign food appeal directly to their self - interest
盡管消費者保護本國農民或製造商的愛國主義願望,需要一定程度的利他主義,因為這必然導致價格上漲,但對外國食品中毒的擔憂,則與消費者自身利益直接相關。Compared to the single hg2 + treated, se4 + + hg2 + the mixed exposure could restrain the fall of the activity of t ? aoc, sod and gsh ? px, reducing the level of lipid peroxidation, and alleviating membrane damage, represented with the heighten na + - k + - atpase activity and reduced mda concentration, resulting in the increased resistance to hg2 + damage. however, se4 + were incapable of preventing from the damage of hg2 + ultimately, along with the exposure period, regardless of the fact that the obvious enhancement of t - aoc and atpase activity
混合處理后,與單一汞處理相比, se ~ ( 4 + )在一定程度上能有效抑制汞脅迫引起的t ? aoc , sod , gsh ? px的降低,降低膜脂質過氧化水平,減輕了對膜的硒對汞致劍尾魚抗氧化系統的毒害和生理損傷的拮抗作用損傷,表現為隨一k + / atpase活力升高,而mda含量降低,提高了機體對hg葉毒害的抗性;但隨著染毒時間延長,硒不能最終阻止毒害的加深。2 some specified scrubber ( s ) to treat toxic or hazardous gases should be provided at the end of exhaust system and the concentration of exhaust gas should be meet the cciq policy
對有毒、危險氣體的排氣管路末端有空氣洗滌塔,最終氣體排放濃度要滿足cciq的相關標準。In order to solve the problem of quality and cost optimization of a large product structure, a virus evolutionary genetic algorithm ( vega ) is developed, and then the coding and decoding representation of the solution as well as the calculation of the fitness function are designed
摘要針對一種大型產品結構的質量成本優化問題,設計了一種病毒進化遺傳演算法,提出了相應的編碼解碼方案和適應度的計算。Modeling of inhalation exposure and risks resulting from exposure to mobile source air toxics can be used to evaluate impacts of reductions from control programs on overall risk, as well as changes in relative contributions of different source sectors to risk, changes in contributions of different pollutants to overall risk, and changes in geographic distributions of risk
對于移動源之空氣毒性物質進行吸入暴露及風險的模擬能夠用來估計經由控制計畫來降低風險的影響,如同改變不同風險來源以降低相對貢獻度、改變不同污染物對于總風險的貢獻度以及改變風險的地理分佈。The detection for clinical blood serum shows that dna electrochemical sensor can find out the hepatitis b virus dna in blood serum, and the relative concentration of dna was consistent with that abtained by fluorescence polymerase chain reaction
對臨床血清的檢測表明, dna電化學傳感器能夠檢測出血清中存在的乙肝病毒dna ,並且其相對濃度大小與通過熒光聚合酶鏈反應法得到的結果具有一致性。The direct involvement of positive trainers seeks to increase people ' s awareness of their vulnerability to hiv, change individual and social perception and attitudes towards hiv and plhiv and help reduce hiv - related stigma and discrimination
「積極講師」的直接參與將提高公眾對自己易感艾滋病的意識,改變對艾滋病病毒和感染者的個人態度,減少相關的歧視和污名。In hematology and blood biochemistry alt, crea and glu were evidently increased. ca was reduced. all of them have significant differences ( p < 0. 05 or 0. 01 ) compared to the controls
染毒結束后,血液生理生化檢測發現:氟嗎啉2 . 165mg l濃度組淋巴細胞( ly )數量急劇增加, alt 、 crea 、 glu值增高, ca值減小,與對照組相比均有顯著或極顯著差異。The dominance of coca cultivation over other local cash crops and the degree to which the harvested leaves are utilized for the u. s. drug trade point to a three - tier regional classification of cultivation areas
古柯種植相對于當地其它經濟作物的優勢和古柯葉在美國毒品買賣中的受利用程度是對種植區進行三級區域劃分的依據。Among the joint dose experiments, the antagonism of selenium and mercury is the most evident in the rats with 2 : 1 mol - ratio of selenium and mercury but the least in the rats with 1 : 2 mol - ratio of selenium and mercury. the results also showed that there are two essential conditions for good antagonistic effect of selenium and mercury and 1 : 1 mol - ratio relationship of selenium and mercury in the most organs ( liver, gland, spleen, stomach and lungs ). one is that the content of mercury is more than 100nmol / g, and another is the 2 : 1 dose ratio of selenium and mercury
總體而言,雌性大鼠對硒、汞毒性的拮抗作用與雄性大鼠相比時更為敏感;相同性別的大鼠體內,聯合高劑量時硒、汞的拮抗作用最明顯,聯合中劑量時,拮抗效果相對不明顯,而聯合低劑量時,拮抗效果最差;聯合摩爾劑量比為2 : 1 ( se : hg )和汞的積累濃度大於100nmol g ,是大鼠體內大部分組織器官(肝臟、胸腺、脾、胃、肺)中四川大學碩士學位論文硒、汞等摩爾比積累的兩個必要條件,同時也是硒、汞的相互作用產生最佳桔抗效果的兩個重要前提。By producing a low - grade fever, your body may actually be helping eliminate the virus
事實上,身體會通過產生一個相對較低溫度的發燒來幫助消滅病毒。This estimate is based on the comparatively mild 1957 pandemic. estimates based on a more virulent virus, closer to the one seen in 1918, have been made and are much higher
這一估算的基礎是1957年相對輕度的流行。以近似於1918年發生的更強的病毒為基礎進行了估算,這一數字更高。分享友人