生物異源物質 的英文怎麼說
中文拼音 [shēngwùyìyuánwùzhí]
生物異源物質
英文
xenobiotics- 生 : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
- 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...
- 異 : 形容詞1 (有分別; 不相同) different 2 (奇異; 特別) strange; unusual; extraordinary 3 (另外的;...
- 源 : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
- 質 : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
- 生物 : living things; living beings; organisms; bios (pl bioi bioses); biont; thing; life生物材料 biol...
- 物質 : matter; substance; material
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They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面物理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。It was suggested that eric - pcr could substitute for rapd in research related to the genetic identification and genetic diversity in auricularia and other edible and medicinal fungi : 2 to a certain extent, genetic differences among auricularia strains tested in this study did not have necessary relativity with their geographical origins respectively ; 3 in this study, genetic diversity in a. polytricha was higher than that in a. auricula : 4 in this study, a. fuscosuccinea had a higher homology to a. auricula than to a. polytricha ; 5 morphological characteristics validated the results from eric - pcr and provided a potential explanation for the higher similarity coefficient between a. auricular and a. fuscosuccinea ; 6 southern hybridization was employed by choosing a strain from a. auricula as a probe which hybridized with a. auricula and a. fuscosuccinea except a. polytricha, further confirming the veracity of the results from eric - pcr ; 7 in this study, isozyme analysis could not cluster the 7 strains from three auricularia species to different groups efficiently ; 8 2 strains from two auricularia species revealed high conservative degree and the restriction fragment patterns by 4 kinds of restricted enzymes showed no diversity
本研究中,木耳屬2個種的2個菌株在its區域表現出較高的保守性, 4種限制型內切酶的酶切圖譜沒有顯示出多態性;增加內切酶種類及供試菌株數量,有可能獲得具有多態性的限制性內切酶酶切圖譜; 9本實驗中, its區域的真菌特異性引物與真核生物通用引物對于擴增效果無較大差異,擴增片段長度均為650bp左右; 10根據形態學實驗、 eric - pcr實驗以及southern雜交實驗的結果分析,紫木木耳屬種質資源的遺傳鑒定和遺傳多樣性評價耳極有可能是毛木耳種的一個變種; n .本研究中所用的gutc法是一種適用於木耳屬菌株基因組洲a快速提取的方法; 12 .傳統的形態學分類法和現代的分子生物學分類法,兩者的關系是相輔相成,互為驗證The market economy fast developing in today, essence and function of the currency take place the variation, the currency become " the whole value common denominators ", make the persons living world turn into materialization and value commensuration, thus explaining the " belief crisis " and lose criterion of the emotion worlds of modem people
摘要在市場經濟迅猛發展的今天,貨幣的本質和職能都發生了異變,貨幣成了「一切價值的會分母」 ,使人的生活世界物化和價值通約化,從而解釋了現代人「信仰危機」和情感世界失范的根源。This is so because climbing plants are likely to encounter intensive - changing environmental condition during their growth ( especially change of illumination ). secondly, there is a large proportion ( 30 - 40 % ) of climbing plants which belong to dioecism, and hence a gap between male and female plants on morphology, biological characteristic, economic value and so on. this dissertation focuses on herbaceous climbing plants, perennial or annual species such as dioecious trchosahthes kirilowii maxin and dioscorea opposita thumb, and monoecious luffa cylindrical ( l ) roem, it attempts to discover how climbing plants adapted to various environments and the mechanism of adaptation from aspects of physiological and reproductive ecologies at present, due to overuse of chlorofluorocarbons ( cfcs ), the ozonosphere has become thinner and thinner, and the ultraviolet - b ( uv - b ) radiation has increased considerably
而攀援植物本身是一類理想的植物行為生態學研究材料:第一,攀緣植物由於受攀緣能力和支柱木資源的限制,在生長過程中通常要遇到強烈變化的環境條件(特別是光照) ;第二,攀緣植物中具有較高比例的雌雄異株類型,通常佔地區攀緣植物種類的30 40左右,不同性別的植物在形態學及生物學特性、經濟價值等方面存在一定的差距,因此,本文以雌雄異株攀緣植物栝樓( trchosahtheskirilowiimaxim ) (葫蘆科多年生草質藤本植物)和山藥( dioscoreaoppositathunb ) (薯蕷科薯蕷屬植物) 、雌雄同株異花攀緣植物絲瓜[ luffacylindrical ( l ) roem ] (葫蘆科一年生攀緣草本植物)為材料,試圖從生理生態學及生殖生態學角度揭示攀援植物如何適應不同生境及其機理。Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits
最後,綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料,得出如下結論:本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相比,研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵,局部熔融程度較高;上地幔存在橫向和縱向的不均一性,從西部的克里陽到喀拉喀什河和玉龍喀什河流域, al和lree富集程度呈下降趨勢,不同來源的相同礦物中主元素的含量差異較大;地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用;玄武巖漿的起源深度73km ;從幔源重砂礦物的溫壓估算結果,可以推斷出巖石圈厚度可達204 . 9km ;綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分,認為研究區具備了金剛石成礦地幔地質條件。This environmentally induced division of labor benefits the whole genet greatly, and th us is another adaptive strategies of clonal plants to grow successfully in heterogeneous environments
這種環境誘導的克隆內分工行為有利於整個基株對資源交互斑塊性環境的利用,是克隆植物對異質性環境的生態適應對策。However, it is necessary to acquire the antibody or the antiserum, which could specially react with the expression protein of die objective gene transferred into the transgenic plant according to the characteristics of high homology and immune cross - reaction among plant ferritin, using the special immune serum of pea ferritin, the content of plant ferritin could be detected for studing the ferritin expression of transgenic plant by the technique of immunoassay such as immunoprecipitation, eljsa and western blotting
利用免疫檢測技術進行植物轉基因的表達檢測是一種簡單、靈敏、快速、可靠的方法,但其前提條件是要有與轉基因植物目的基因表達的蛋白質發生特異性免疫反應的抗體或抗血清。根據植物鐵蛋白之間有高度同源性和交叉免疫反應的特性,利用特異性的豌豆鐵蛋白抗血清,就可通過免疫沉澱、 elisa或western雜交等免疫檢測方法進行植物鐵蛋白含量等的檢測,從而更好地進行轉基因方面的研究。Injected group, 0. 1 % saccharin ( 1. 5 ~ 2ml / rat, in 5min ) intraoral infused group and cta group. the expression of endogenous leucin - enkephalin ( lek ) in the rat brain was observed and 5 parts of the thalamus including laterodorsal thalamic nucleus ( ld ), lateral part of mediodorsal thalamic nucleus ( mdl ), ventroposterolateral thalamic nucleus ( vpl ), ventroposteromedial thalamic nucleus ( vpm ) and reticular thalamic nucleus ( rt ) were comparatively researched before and after the acquisition of cta applying lek - immunocytochemistry. in behavioral experiment, 18 adult male sd rats were divided into normal cta group ( control ) and 2 naloxone i. p
為探討cta形成過程中enk的作用,本實驗用成年雄性sd大鼠35隻,分為空白對照組、生理鹽水( 2體重)腹腔注射組、 0 . 15mlicl溶液( 2體重)腹腔注射組、 0 . 1糖精溶液口腔灌流組( 1 . 5 - 2ml只, 5min )和cta建立組,採用免疫細胞化學方法,觀察了亮腦啡肽( lek )陽性神經元在大鼠腦內的分佈情況,並比較了各組大鼠丘腦外側背核( ld ) 、丘腦內側背核外側部( mdl ) 、丘腦腹后外側核( vpl ) 、丘腦腹后內側核( vpm )以及丘腦網狀核( rt )等5個腦區內lek表達水平的差異;另外將成年雄性sd大鼠18隻,分為正常cta建立組以及在cta建立前或cta建立后阿片受體拮抗劑納洛酮( 2mg kg體重)腹腔注射組,對內源性阿片樣物質對于cta建立和保持的影響進行了行為學研究。Because lung cancer cells may have some special hormone ( heterologous hormone ), and antigen enzyme, the role of these substances in the operation of bone joints, a result of bone and joint swelling pain, often involving the tibia, recife, ulnar and radial and bone and joints, often terminal expansion toes were clubbed fingers, x - ray radiography examination showed periosteal proliferation
由於肺癌細胞可產生某些特殊的內分泌激素(異源性激素) 、抗原和酶,這些物質運轉作用於骨關節部位,而致骨關節腫脹疼痛,常累及脛、腓、尺、橈等骨及關節,指趾末端往往膨大呈杵狀指, x線攝片檢查可見骨膜增生。The new synthesized protein was led to endoplastic reticulum cavity by eukaryotic secretory signal peptide sequence and then anchored to innerwall of endoplastic reticulum by kdel sequence, which interdicted the process of protein entering golgi body and cytoplasm, and then avoided heterogeneous glycosylation modification of foreign protein and prolonged the disappearance of half life of protein in organism. 2
真核分泌信號肽序列可以引導新合成的蛋白質進入內質網腔, kdel序列將進入內質網腔的蛋白質錨定在內質網內壁上,從而阻斷了蛋白質進入高爾基體和細胞質的過程,進而避免了外源蛋白質的異源糖基化修飾,延長了蛋白質在生物體內的半衰期。Humic acid usually formed from phytoplanktons, zooplanktons, and epicontinental vascular plants through biodegraded and condensated reaction. krogen derived either from humic acid or from the reworking materials. differing from humic acid and kerogen, bc was produced from the incomplete combustion of fossil fuels and biomass
並且不同的有機質有不同的來源,腐殖酸通常是浮游生物和陸生的高等植物經過生物降解、聚合等過程形成的;乾酪根是腐殖酸進一步演化而成,既有原生的也有異地遷移而來的;碳黑則不同於腐殖酸和乾酪根,它是生物質和煤、油等化石燃料經過燃燒產生的。Abstract : based on the brief introduction of the ohgin, distribution and the collection and conservation of the germplasm resources of apricot, mainly on the variety classification, pollination biology, evaluation of palynology and molecular biology, the genetic and variation characters of hybrid progeny, breeding objectives and technique were reviewed. some research programmes needed to be studied in this field in the future were suggested
文摘:在簡要介紹杏的起源、分佈及種質資源收集保存的基礎上,著重對杏品種資源的分類、授粉生物學、孢粉學及分子生物學評價以及杏雜種後代遺傳變異特點、育種目標及育種技術進行了綜述,並提出了今後的研究方向。A common problem confronting banana taxonomists and horticulturist in selecting and utilizing is the homonym and synonym caused by different languages and dialects of different region ( country ). the current system of classification and evolution route research of banana is suggested by simmonds and his co - workers in 1955, which based on the morphological characters
品種間的同名異物和同物異名現象普遍,影響香蕉種質資源的評價與利用。香蕉的分類及進化途徑的研究主要依照基於形態學性狀的simmonds系統,分子標記在蕉類起源分類上的研究則主要集中在栽培品種,很少涉及到野生蕉。Except for plenty of ammonite fossiles, abundant coccotithophorid is also found but simple species variation. therefore, we put forward that black shale deposition, especially the oil shales may have the relationship with the bloom of coccotithophorid of palaeo - oceanographical phytoplankton
C n原於比與6 』七toc曲線的變化趨勢一致,說明5 』七toc異常受到有機質組分變化的控制,即受陸源高等植物與海洋水生生物相對輸人量的變化所控制。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。The cdna expression library that contains no intron theoretically include all expressed genes and conserve resource genes permanently. lt can be used to find out and clone some genes which can express particular protein with modern molecular biological techniques, such as immunological screening, drug - prob screening, southern et al. lt is very important to study the life nature of plasmodium falciparum in molecular level. with the developments of these studies, the drug - resistant mechanism of the plasmodium falciparum and the genes of some specific medicine binding protein can be made well - known. at the same time, the researches will do good to explain the mechanism of some specific medicines in order to design and screen new anti - malaria drugs
建立cdna表達文庫在一次永久保存基因資源的同時,可以利用功能篩選、免疫學篩選、藥物探針篩選、 southern雜交和大規模序列測定等現代分子生物學技術尋找特異性活性蛋白基因,進而克隆和表達這些基因,對從核酸及蛋白質等分子水平研究瘧原蟲的生命活動規律,對揭示其抗藥性分子機理,搞清某些特效藥物結合蛋白的基因及此類藥物的作用機制,對新型抗瘧藥物的合理設計及篩選都具有極其重要的現實意義。The results are shown as the followings : on the basis of studies of depositional environment of source rock and its petroleum potential assessment, the biomarker compositions of the five source beds ( hq, j2k, jiy, tjt, tsh ) in kuche basin are analyzed in detail and the effects of depositional environment and maturity on the biomarker compositions are also discussed. the results show that there is not clear correlation between the distribution of biomarker composition and the ages of triassic and jurassic. it is proposed for the first time in the kuche basin that the changes of biomarker composition in the coal can be classified into three stages with the maturity, and the regular changes of different biomarker parameters in the coal are revealed
以烴源巖沉積環境為背景,詳細剖析了庫車前陸盆地五套烴源層( j _ 2q 、 j _ 2k 、 j _ 1y 、 t _ 3t 、 t _ 3h )中煤、炭質泥巖、湖相泥巖、煤系泥巖的生物標志物組成特徵,分析了沉積環境、成熟度對生物標志物組成的影響,指出同一烴源層在盆地不同地區生物標志物組成的差異,並認為生物標志物組成特徵與三疊系和侏羅系的時代對應關系不明顯。Main works and their important results are showed as following. firstly, the cdna encoding bullfrog gh is amplified by use of the total rna, extracted from adult bullfrog ' s pituitary, as the template, pi ( 5 ' - cggatcc atg gct tca ggg tta ggc ) and p2 ( 5 ' - cgaattc tta aaa ggt gca gtt gct ) as the primer pair and one particular cdna product, 660bp, was obtained after the rt - pcr - the product was purified by using dna agarose gel extraction method. after the purified cdna and pmd18 - t vector were ligated at 16 over night, the ligation products were transformed into e. coli strain dh5a and then the transformants were screened by clone pcr method
首先,以成體牛蛙的腦垂體總rna為模板,進行rt ? pcr擴增得到約660bp的特異性pcr產物帶,切下瓊脂糖凝膠中的特異產物帶進行cdna膠回收,將cdna與pmd18 ? t載體進行t ? a克隆連接並轉化到dh5 e . coli后,進行菌落pcr 、質粒酶切鑒定,篩選出陽性菌株,測序結果經blast分析,與已報道的牛蛙生長激素基因高度同源,證實此陽性克隆為牛蛙生長激素基因轉化子,命名為pbfgh 。It is source of blazing new trails, basis of seeking orders, much important to the multi - objective mineral prediction and assessment based on systematic studies of the inhomogeneity, diversity, variety, intergrowth law, multiple properties and uses of earth mineral resources, the multi - objective mineral prediction and assessment goes deeply into practice from seeking anomaly or / and difference to order or / and law of ore - forming
求異是創新之源、求序之本,更是多目標礦產預測評價之關鍵。充分認識地球礦物質組成的不均一性、多樣性、多變性、共生性和多用性等特徵與規律,在求異的基礎上求序,在求序的指導下進行科學預測與評價。Although the products have same chemical compositions, they will exhibit various isotopic ratios if they produced from different sources or by different chemical / physical processes
雖然物質具相同之化學組成,但如果來源不同或經不同物理化學過程所產生,其同位素比值會因同位素的分化作用而有差異。分享友人