氧化物中毒 的英文怎麼說
中文拼音 [yǎnghuàwùzhōngdú]
氧化物中毒
英文
oxide poisoning- 氧 : 名詞[化學] (氣體元素) oxygen (o)
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 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...
- 氧化物 : oxide; oxyde; oxidizing material; oxidate
- 氧化 : [化學] oxidize; oxidate; oxide; burning; rust; oxygenize; oxido-; oxy-
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Allium ( allium sativum l. ) is a kind of buld which belongs to liliaceae. it has some pharmacological actions, such as antibiosis antivirus antioxygenation and antitumor, which has many different mechanism. and suggested that allicin has wide foreground in antitumor
大蒜是百合科屬植物的鱗莖,具有多種藥理作用,如抗菌、抗病毒、抗氧化、免疫以及抗腫瘤作用,其中抗腫瘤作用的機制不盡相同,其在抗腫瘤方面有著廣闊的前景。Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time
隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平層次的影響,為制定漁業生產上預防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。The sterilizer takes advantage of high temperature disinfection principle, which destroys cell bioplasm, denatures protein, and concentrates electrolyte to kill microorganisms
利用高溫乾熱對微生物有氧化、蛋白質變性、電介質濃縮引起中毒等作用。The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury
研究內容主要有:廣州市河涌沉積物及底棲生物體內重金屬含量及評價;汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價;汞對劍尾魚鰓和肝臟中抗氧化系統的毒性,包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用;汞對劍尾魚組織生理毒性即:汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。Dna damages caused by so2 and lead acetate were studied with the single cell microgel electrophoresis technique ( or comet assay ) in order to confirm the damaging degree of lead ( as an important component of atmosphere particle matter ) on dna from male mice exposed to so2. the migrating distances of dna of brain, lung, spleen and kidney cells of mice increased significantly, compared to the control group under conditions of single and combined poisoning of so2 ( 42mg / m3 ) and lead acetate ( 0. 2 % ), and lead could strengthen dna damage degree by so2 in nuclear dna of brain, kidney, spleen cells. damaging degree of so2 on nuclear dna of lung cell of mice was more severe than that of lead
為了明確大氣顆粒物中的重要組分? ?鉛在二氧化硫所致dna損傷中的作用程度,利用單細胞凝膠電泳技術( singlecellgelelectrophoresis , scge ,或稱彗星實驗, cometassay )研究了鉛與二氧化硫的聯合污染,結果表明在42mg m ~ 3so _ 2和0 . 2醋酸摘要一abstract鉛單獨及聯合染毒條件下,小鼠腦、肺、腎、脾細胞dna遷移距離均比對照顯著增加;鉛加劇了50 :對腦、腎、脾細胞核dna的損傷程度; 50 :對肺細胞核dna的損傷程度要比鉛的損傷大,小鼠肺細胞核dna遷移距離在50 :和醋酸鉛聯合作用組與醋酸鉛單獨作用組間有極顯著性差異( p < 0 . 01 ) ,而與502單獨作用組間沒有顯著性差異。This paper has summarized the researches on the application of such mineral materials as activated carbon, zeolite, montmorillonite, sepiolite, medical stone, palygorskite, aluminum oxide, sodium hydrate, alumen and nanomaterials as cigarette tip additives to the removal of harmful components in cigarette smoke in the last decades
摘要總結了近幾十年來包括活性炭、沸石、蒙脫石、海泡石、麥飯石、凹凸棒石、氧化鋁、氫氧化鈉、明礬、納米材料等礦物材料作為卷煙濾嘴添加劑以去除煙氣中有毒有害物質的研究和實驗應用及效果。Western - blot analysis showed the expressed protein was specific to antisera against prv fa strain. the ge - elisa for differentiation of prv infected from vaccination was developed using the expressed ge protein as antigen
Coli中高效表達的偽狂犬病病毒ge蛋白為抗原,以辣根過氧化物酶( hrp )標記的spa為二抗,建立了ge - elisa鑒別診斷方法。Foodstuffs - determination of saxitoxin and dc - saxitoxin in mussels - hplc method using pre - column derivatization with peroxide or periodate oxidation
食品.貽貝中石貽毒素和dc -石貽毒素的測定.使用過氧化物或高碘酸鹽氧化物柱前衍生的hplc法In the field of the phytoremediation of copper pollution, submerged macrophytes are focused less than the terrestrial plants. in this study, ceratophyllum demersum l. and cahomba caroliniana a. gray were used as the test plant. the following two aspects were investigated in vivo methods : 1 ) the toxicity effects of cu2 + on the three main antioxidant enzymes ( including cat, pod and sod ) of two submerged macrophytes were detected at different low doses and on the chronic exposure, in order to establish the dose - effect relationship and the time - effect relationship, and thereby acquire the toxicity threshold ; and 2 ) with two submerge macrophytes throng cultured individual or combined on the chronic exposure, it was found on the bcf of copper and the influence of interspecific relationships to the submerge macrophytes resistance or bioconcentration
本論文以兩種大型沉水植物金魚藻( c . demersuml . )和水盾草( c . carolinianaa . )為受試植物,從它們對水體中cu ~ ( 2 + )的生物富集作用和動態,以及cu ~ ( 2 + )對它們體內抗氧化酶的急性毒性效應和亞急性毒性效應兩方面進行了研究: 1 )通過體內暴露不同劑量的cu ~ ( 2 + ) ,探討cu ~ ( 2 + )對植物體內三種主要的抗氧化物酶( sod , pod , cat )的毒理效應,建立劑量?效應關系和時間?效應關系,以揭示沉水植物對cu ~ ( 2 + )的抗性機制; 2 )通過對金魚藻,水盾草單獨培養和共同培養的方式,分別研究了兩種沉水植物對cu ~ ( 2 + )的生物富集系數及其動態以及兩種植物的種間關系對富集銅和植物耐性的影響,綜合評價了兩種植物在銅污染水體的植物修復中的應用前景。The ev ' design in our country is almost the refit design, but it can not embodies the advantage of ev. dlle to ev have not enormous gas engine and complicated gearing, then its shape breaks the style of traditional fuel automobiles and forms its pafticular sty1e, outstanding the characteristic of streamline, miniaturization and light - duty
2000年3月28日,南寧市發生了光化學煙霧事件,汽車尾氣中的碳氫化合物( hc )與氮氧化物( no _ x )在強烈日光作用下發生光化學反應,形成有毒煙霧,人們普遍感到眼睛刺痛,喉嚨發癢,有毒煙霧持續了10個小時。The reaction mechanism for methanol oxidation at pt / moox / gc composite electrode involved the proton spillover effect from hydrogen molybdenum bronze, and a bifunctional reation mechanism for methanol oxidation by providing a hydrous molybdenum oxide to oxidize the intermediates, coads, for keeping cleaning platinum surface and make it easier for methanol to be oxidized on the clean platinum
通過計時電流圖中的電流衰減情況和cv實驗結果比較可得出, pt moo _ x gc電極催化劑具有一定的抗- co -中毒性能。 pt moo _ x gc的甲醇氧化機理是通過提供水合的氧化物來提高抗co中毒催化性能和質子溢出效應,從而加快甲醇氧化速度的。Clinical analysis on 6 cases of acute pulmonary edema caused by nitrogen oxides
急性氮氧化物中毒性肺水腫6例臨床分析This study was to investigate the effects of sulfur dioxide inhalation at different concentrations on some glutathione - related enzymes such as glutathione s - transferase ( gst ), glucose 6 - phosphate dehydrogenase ( g6pd ) and glutathione reductase ( gred ) in brain, lung, heart, liver, kidney and spleen of mice by the technology of biochemical toxicology. the results were showed as follows, so2 exposure at different concentrations caused the changes of glutathione redox system. moreover, the activities of antioxidative enzymes and the contents of reduced glutathione ( gsh ) were decreased significantly in different tissues at higher concentrations of soa
本研究利用生化毒理學技術研究了不同濃度二氧化硫吸入( 22 2mg m ~ 3 , 64 3mg m ~ 3 , 148 23mg m ~ 3 )對純系昆明小鼠腦、肺、心、肝、腎、脾六種組織的谷胱甘肽還原酶( glutathionereductase , gred ) 、谷胱甘肽硫轉移酶( glutathiones - transferase , gst )和葡萄糖- 6 -磷酸脫氫酶( glucose6 - phosphmedehydrogenase , g6pd )活性的影響,結果表明so _ 2吸入使小鼠不同組織的谷胱甘肽氧化還原系統發生了改變,表現為隨著so _ 2吸入濃度的增加,該系統中的抗氧化酶活性的顯著變化和抗氧化物質水平的顯著降低,且存在著組織差異性。In order to get some functional clues from their structures, the upstream regulation region of ndrgl gene and second structure of ndrg2 protein are performed bioinformatics analysis ; we found that there are several binding sequences of some diffirent transcription factors, their functions include regulating tissue - specific gene expression, regulating expression of genes related to growth and early development of cells, besides this, regulating expression of genes under some stimulated conditions, and so on. predict in protein fold classification shows that ndrg2 belongs to alpha / beta hydrolase fold family, and there are high similarity between ndrg2 and epoxide hydrolase from bacteria, this suggests that ndrg2 protein may has enzymatic functions associated with resisting the oxidative stress, maintaining the balance of cell redox potential, involving in the metabolism process of xenobiotics or intracellular toxic molecules
研究發現呷基因的調控區存在多種轉錄因子結合位點,功能主要涉及組織特異性表達調控,細胞生長發育相關基因的表達調控,刺激反應基因的表達調控等; ndrgz蛋白在結構上屬于a小水解酶類折疊,折疊分類預測表明ndrg2與其中的的細菌環氧化物水解酶的二級結構極為相似,提示ndrgz蛋白具有一定酶活性,可能參與細胞抗氧化應激反應,維持細, an ) armtbffiofbfochmilsyn ) mdafblechmrbfobo4第四軍醫大學碩士學位論文胞內氧還電勢平衡,參與內外源有毒物質的代謝等。Main physical and chemical processes including heat and mass transfer, flow distribution, chemical kinetics, oxygen storage and catalyst deactivation are discussed
討論了催化轉化器中主要的物理和化學過程,包括傳熱傳質、氣流分佈、化學動力學、儲氧和催化劑中毒。In humans excessive intake ( for adults, over 4 milligrams per day ) over many years can lead to skeletal fluorosis, a well - defined skeletal disorder, and in some plant species, fluoride is more toxic than ozone, sulfur dioxide, or pesticides
人類過量的攝入(成人每天超過4毫克)多年以後會導致骨骼氟中毒,一種容易識別的骨骼混亂(病癥) ,而且在某些植物中,氟化物的毒性要比臭氧、二氧化硫或者殺蟲劑都大。Clinical analysis on 48 cases of acute nitrogen oxide poisoning
急性氮氧化物中毒48例分析Investigation of a severe acute nitrogen oxide poisoning
一起重度急性氮氧化物中毒事故的調查Diagnostic criteria and principles of management of occupational acute nitrogen oxides
職業性急性氮氧化物中毒診斷標準及處理原則Early diagnosis and treatment of an acute severe poisoning case caused by nitrogen oxide compound
一例急性重度氮氧化物中毒的早期診斷與救治分享友人