毒性測定 的英文怎麼說
中文拼音 [dúxìngcèdìng]
毒性測定
英文
toxicity determination- 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...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 毒性 : [藥理學] toxicity; virulence; poisonousness毒性測定 toxicity test
- 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
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The anti - microbial activities of crude ethanol extract from aerial parts of sophora alopecuroides and its petroleum ether, chloroform, n - butanol and water fractions of sophora alopecuroides to pythium aphanidermatum, fusarium oxysporum f. sp. cucumerinum, fusarium oxysporum f. sp. lycopersici, alternaria solani, pseudomonas pachrymans and xanthomonas vesicatoria were tested by mycelial radial growth test and agar - well diffusion
本實驗採用帶毒平板菌絲生長法和瓊脂打孔藥劑擴散法測定了苦豆子地上部分乙醇粗提物及其石油醚、氯仿、正丁醇和水層的不同極性溶劑萃取物對瓜果腐霉、黃瓜枯萎病菌、番茄枯萎病菌、番茄早疫病菌、黃瓜角斑病菌和番茄瘡痂病菌的抗菌活性。Water quality - determination of acute toxicity of marine or estuarine sediment to amphipods
水質.海水或河口沉積物對端足類甲殼動物急性毒性的測定Determination of diarrhoea shellfish poison bioassay
腹瀉性貝類毒素的測定.生物法Determination of paralysis shellfish poison bioassay
麻痹性貝類毒素的測定.生物法The amino acid sequences of about 100 kinds of spider toxin have been determined so far. their molecular weights were varied from 3 to 12kd except for black widow spider toxins, which were high molecular mass types. there were plenty of cysteine residues in their sequences
至今已有近百種蜘蛛神經毒素的一級結構被測定,除黑寡婦蜘蛛毒素為高分子量毒素外,其他蜘蛛神經毒素的分子量在3 - 12kd之間,不同種屬來源的毒素同源性很小,序列中含有較多的半胱氨酸。The control counter measures to native grassland degrading in an ' ning river catchment
對水皰性口炎病毒的鑒定檢測From dead chicken which infected infectious stunting syndrom of our province, one virue was isolated using spfeggs, chicken embryo fibroblast, mdck18, and vero cell. this virus was unable to agglutinate chicken erythrocytes. in order to definite the pathogeny of infectious stunting syndrom. physical and chemical specific property, types of the nucleic acid of the isolated virus, recurrent infection and other biological property determination and indirect elisa test proved it as a parvoviruses like strain of chicken
為確定該病的病原,對所分離病毒進行了理化特性測定、病毒核酸型別測定、動物回歸試驗等生物學特性測定,證明該分離病毒與細小病毒科( parvovirdae )細小病毒屬( parvovirus )的雞細小病毒( chickenparvovirus )特性基本相符,核酸型為dna型。Studies suggest that it probably interacts directly with the viral polymerase, and we want to confirm that by mutagenesis and by enzymatic activity assays, " said tao
有研究表明,核蛋白可能會和病毒的聚合酶直接發生相互作用,我們將通過人工誘變技術及酶活性測定等技術來核實這一說法。 」At the cadmium concentration of 2. 19mg / l and 4. 37mg / l, for 72h, the na + - k + - atpase activity of kidney tissues were decreased very significantly. the higher of the concentration of cadmium or the longer of the exposure the more the enzymic activity was decreased. the na + - k + - atpase activity of gill tissues were decreased but not significantly at the low concentratioin of cadmium
對na ~ + - k鍋離子對草魚魚種組織sod和atpase的影響及毒性研究atp酶的活性測定表明,與對照組相比, cd 》對草魚魚種鰓和腎的na k atp酶活性均有抑制作用,這種抑制作用隨著暴露時間的延長而加強。Further sequence analysis show that only 6 base pairs of nucleotide and 2 amino acids are different between them. the homological cry3aa gene was expressed in escherichia coli. and the expressed products which contain a fused peptide of 66 - 97 kilo - dalton was observed by means of sds - page
生物活性測定結果表明該菌株對榆藍葉甲( pyrrhaltaaenescens ( fairmaire ) )和光肩星天牛等鞘翅目昆蟲具有較高的毒力,因此初步確認該菌株屬于cry3類; ( 2 )發現該菌株中編碼毒蛋白的基因位於質粒上,並且已經成功地克隆到該基因。Application of toxtracer in testing acute toxicity of water quality
水質毒性測定儀在水質急性毒性測定中的應用A method of comprehensive detection of toxic substances in the raw materials of laboratory animal feed
飼料原料中有毒有害物質的綜合毒性測定法初探On march 8, real - time polymerase chain reaction orthopoxirus generic assay and nonariola orthopoxirus assay were positie for orthopoxirus dna, supporting the clinical diagnosis of e, and the diagnosis of accinia was confirmed at the us centers for disease control and preention
3月8日,實時聚合酶鏈反應痘苗病毒屬測定和非天花痘苗病毒屬測定痘苗病毒屬dna是陽性,支持牛痘性濕疹的臨床診斷,並且美國疾病控制與預防中心也證實了牛痘的診斷。On march 8, real - time polymerase chain reaction orthopoxvirus generic assay and nonvariola orthopoxvirus assay were positive for orthopoxvirus dna, supporting the clinical diagnosis of ev, and the diagnosis of vaccinia was confirmed at the us centers for disease control and prevention
3月8日,實時聚合酶鏈反應痘苗病毒屬測定和非天花痘苗病毒屬測定痘苗病毒屬dna是陽性,支持牛痘性濕疹的臨床診斷,並且美國疾病控制與預防中心也證實了牛痘的診斷。Toxicity determination of paralytic shellfish poison of vassarius sp
織紋螺麻痹性貝類毒素毒力測定This thesis studied on bacillus thuringiensis strain bt886 which was separated and selected by researchers of our laboratory. according to the observation of crystal shape and the bioassay of motschulsky and fairmaire, bacillus thuringiensis strain bt886 was identified as cry3 type, and the conclusion was assured by the further study on molecular level. the 1956 base pairs full lengrh homological cry3aa gene which was toxic to motschulsky was cloned and sequenced
以該菌株為材料,克隆出了對光肩星天牛( anoplophralabripennis ( motsch . ) )具有毒殺作用的cry3aa同源基因,並且對該基因進行了人工改造、人工合成、大腸桿菌表達、生物活性測定、雙元表達載體的構建以及對楊樹的轉化等一系列研究,主要結果如下: ( 1 )顯微觀察該菌株所形成的伴孢晶體為方形。The assay system of the biological activity of lymphotoxin was established using l929 cell as the sensitive target, lt international standard as the positive control and crystal violet staining method to detect viable cell after treated with lt. the best relationship between dosage and effect could be got if the cell seeding density in cell plate was 1. 6 0. 1 104 the dosage of amd was lug / ml, and the starting concentration of dilution in the plate of lt standard was 10 iu / ml with two fold dilution. the credibility of the established system was detected with rhtnfp developed by r & d
為確定經上述步驟純化后得到的目的蛋自lt 27的生物活性,本研究以l929細胞為靶細胞、淋巴毒素國際標準品為參照,採用結晶紫染色法檢測經淋巴毒素處理后存活的細胞,對淋巴毒素生物活性測定的細胞接種濃度、淋巴毒素標準品板上稀釋的起始濃度和梯度稀釋的倍數、放線菌素d的使用劑量等進行條件實驗后,建立了人淋巴毒素生物活性測定方法。The biological activity of purified lt 27 was tested with the assay system, and its biological activity was 2 - 3 107 iu / mg. pro. the cytotoxicity of purified lt 27 was in the same level with rhtnfp and lt international standard. it shows that lt deletion could keep its high cytotoxicity towards tumour cell l929 in vitro after 27 amino acids deleted from its n - terminal
用建立的淋巴毒素生物活性測定方法對上述純化的淋巴毒素缺失體lt 27的生物活性進行檢測,測得其比活為2一3xl口iu / mg . proo純化的淋巴毒素缺失體lt 27的生物活性與rhtnfp和淋巴毒素國標標準品的生物活性大致相當,表明lt經n端缺失27個氨基酸后仍能保持很高的體外腫瘤細胞毒活性。The hemagglutinins of 30 h9 subtype avian influenza viruses ( aivs ) isolates from the domestic chickens among different geographical areas in mainland china during the period of 1994 to 2001 were analyzed antigenically and genetically
本研究對1994年- 2001年,分離自中國大陸的30株h9n2亞型禽流感病毒的不同分離株,進行了抗原交互性測定及其血凝素基因的序列分析。Gore ' s crime : as vice president, he had initiated a chemical toxicity testing program that would cause the suffering or death of close to a million animals
高爾的罪行是:他在副總統任內,制定了一項化學毒性測試計畫,可能使近百萬只動物受苦或死亡。分享友人