肽抗生素 的英文怎麼說
中文拼音 [tàikàngshēngsù]
肽抗生素
英文
peptide antibiotic-
Recently, the chinese plant protection agencies reported the growing hardships in controlling some field populations of oriental migratory locust with organophosphate ( op ) compounds. up to now there are more than 600 arthropod species with documented resistance to one or more insecticides and / or acaricides since resistance phenomenon was first described in san jose scale to lime - sulfur in washington in 1908. enhanced metabolic detoxification and reduced sensitivity of insecticide target - sites are the two major mechanisms in resistance development, involving three primary metabolic enzymes of esterases, glutathione s - transferases and cytochrome p450 polysubstrate monooxygenases
代謝抗性是指對殺蟲劑起水解或隔離作用的酶發生改變,從而對殺蟲劑起到解毒作用,昆蟲主要解毒酶系有酯酶、谷胱甘肽- s -轉移酶、細胞色素p450單加氧酶等,這三種酶系任何一種的組成部分發生改變均會引起害蟲抗性的改變;靶標抗性是指由於殺蟲劑作用靶標敏感度降低而產生的抗性。Antimicrobial peptides are the immune response products of animals infected by the microbes. the antimicrobial pptides have many characters such as low molecular weight, thermostability, strong alkalinity and wide antibiogram
抗菌肽( antimicrobialpeptides )是多種動物對微生物等因素侵染產生的免疫應答反應的產物,具有分子量低、熱穩定、強堿性和廣譜抗菌等特點。Key compounds under review included vitamins, antioxidants, alpha - hydroxyl acids, moisturizers, pentapeptides and botanicals
主要成分包括:維生素、抗氧化劑、果酸、濕潤劑、胸腺五肽以及植物制劑。The endocrine cells in the digestive and glands of alligator sinensis embryos aged from 8th to 55th day were localized and compared by using immunohistochemical method with thirteen kinds of antiseras of hormone. during the development of pancreas in alligator sinensis embryos, somatostatin ( ss ) immunoreactive ( ir ) cells, 5 - hydroxytryptamine ( 5 - ht ) - ir cells, glucagon ( glu ) - ir cells, epidermal growth factor ( egf ) - ir cells appeared on 18th day. no p53 protein - ir cell, gastrin - ir cell, testosterone - ir cell, chromogranin a - ir cell, vasoactive intestinal polypeptide - ir cell, epithelial membrane antigen - ir cell or insulin - ir cell was found in the pancreas of alligator sinensis embryos
本實驗採用免疫組織化學技術,應用13種不同的抗血清,對孵育時間8 ? 55天揚子鱷胚胎消化道及消化腺內分泌細胞的種類進行鑒別、定位和比較,結果如下:揚子鱷胚胎胰腺中,生長抑素、 5 ?羥色胺、胰高血糖素、表皮生長因子、胰多肽免疫反應陽性細胞出現于第8天; p物質免疫陽性細胞出現于第18天; p53 、胃泌素、睪酮、嗜鉻素a 、血管活性腸肽、上皮膜骯原、胰島素免疫陽性細胞在各期揚子鱷胚胎胰腺中均未發現。Molecular enzymology, including structure and function of enzymes, kinetics of enzyme action, inhibition, inactivation and activation, regulation mechanism of enzymatic activity, inhibitory mechanism ; exploitation and applications of enzyme products ; folding and unfolding of proteins ; biochrome ; anticancer polypeptide
分子酶學,包括酶的結構與功能、酶作用動力學、抑制動力學、失活動力學、激活動力學、酶活力調控機理、抑制作用機理;酶產品的開發與應用;蛋白質折疊與去折疊;生物色素;抗癌多肽Thymosin ( thy ) is peptide hormone that secrete from human ' s or animal ' s thymus tissue. the thymosin is important in maturation, differentiation and immunity of lymphoid leucocyte. especially, the thymosin plays a vital role in resistance to tumor, transplantation and infection of microbion
胸腺肽是動物或人胸腺組織分泌的一種多肽激素,它對于淋巴細胞的成熟、分化和免疫功能具有重要作用,特別是在抗腫瘤免疫、移植免疫及抗微生物感染等方面起著重要作用。In addition to sifuvirtide, fusogen has been developing new drugs for hepatitis b and hepatitis c, using its proprietary platform of computer drug design
繼西夫韋肽研製成功之後,扶素生物應用自有的計算機藥物設計平臺,設計出抗乙肝病毒和丙肝病毒的抑制劑。In addition to their role in immunity, some antibacterial peptides can play the distinct roles in cell differentiation, tissue repair and antitumor immunity
除了在局部免疫中發揮作用外,各種因素誘導產生的抗菌肽還參與細胞分化、組織修復及抗腫瘤等功能。In recent years, for the irrational use of antibiotics produces resistant strains and other reasons, bacterial resistance is more and more serious. human are trying to solve the problem from different ways, including the study of antimicrobial peptides. defensin is one of the most important of antimicrobial peptides
防禦素( defensin )是抗菌肽中較為重要的一種,是一種生物體產生的具有強大的抗菌功能的陽離子小分子多肽,主要來源於皮膚、呼吸道等的上皮組織,是正常機體抵抗外界病原微生物入侵的重要防線。They contribute to innate host defense against a number of bacterial and fungal pathogens, even some of the pathogens resistant to conventional antibiotics. more than 300 peptide antibiotics have been found so far, and some have natural or artificial mutants
迄今已從動物、植物、昆蟲等生物體內分離到肽抗生素300多種,新的肽抗生素還在不斷被發現,有的類別還發現存在多種突變體。Quinolones, tetracyclines, aminoglycosides, and so on. antimicrobial peptides are a new class of antibiotics discovered recent years, which are encoded by genes of organisms and chemically peptides, so they are also called as peptide antibiotics
肽抗生素( peptideantibiotics )或稱為抗微生物肽( antimicrobialpeptide )則是近年來發現的由動物、植物、昆蟲等生物體基因編碼的具有抗生素樣活性的肽類物質。In order to obtain a new peptide antibiotics mutant molecule with strong antimicrobial activity and / or more simple structure, a mutant library was often constructed by genetical method and then the desirable mutant molecule was screened out from the library
不同種類、不同突變體的肽抗生素活性有不同程度差異。為了獲得結構簡單、活性更強的肽抗生素,研究者們常常在克隆到肽抗生素分子后,通過構建其突變體庫,從中篩選更理想的目的分子。In this dissertation, the following experiments are conducted : firstly, cloning of hpab - gene, i ) the amino acids sequences of 23 animal - peptide antibiotics were analyzed by multiple sequences alignment method and a pair of degenerated primers were designed according to the consensus sequence derived from mature peptides of some beta peptide antibiotics
人源肽抗生素hpab -的基因克隆:對動物23種型肽抗生素的氨基酸序列進行對比,選擇部分相似性較高的序列,分析其成熟肽的結構特點,抽提型肽抗生素的一級結構特徵,並以此為基礎設計簡並引物。Daptomycin, a cyclic lipopeptide is widely considered a new and powerful antibiotic for clinical use
是環脂肽類超強新型抗生素,于It indicated that 76. 5 percent of positive frequency of all the plants was achieved by using southern dot hybridization, 87. 5 percent of the plants with gus positive activity was gotten by pcr southern blotting and 42 percent of the plants with gus positive activity was gotten by southern blotting
轉基因卡那黴素抗性植株中, gus表達陽性率為43 ,隨機抽樣的方法進行殺蟲肽和npt基因的pcr檢測陽性率均為100 。經過分子生物學檢測表明, southern斑點雜交76 . 5植株表現陽性。The resistance of microbes to antimicrobial peptides can n ' t be formed because of their special mechanisms of killing the microbes. so the antimicrobial peptides are the most prospective substitutes for the antibiotics
抗菌肽由於其抑制或殺滅病原微生物的特殊機理消除了病原微生物易產生抗藥性這一問題,從而最有希望成為補充和替代抗生素的新型藥物。The molecular approach to detecting peptide hormones using cdna probes should also be much faster than the immunological method because it can take years of tedious purifications to isolate peptide hormones and then develop antiserums to them
採用cdna探子來測定肽激素的這一分子生物學方法同時也應該比免疫學的方法速度來得快,因為對于免疫的方法來說,需耗費好幾年枯燥的提純進程,方能將肽素分離了出來,然後再培養出針對它們的抗血清。Of these, vitamin c, alpha - hydroxyl acids and pentapeptides were shown to be the most extensively researched with proven anti - aging benefits
其中,維生素c 、果酸、胸腺五肽的研究最為廣泛,而且被證明具有抗衰老作用。In my experiment, only beta - mercaptoethanol have the potency to induce mscs to neural cells, exclude the other antioxidant such as glutathione, ascorbic acid and vitamin e ( alcohol dissolved ), and using beta - mercaptoethanol and serum - free dmem medium as the main differentiation a - gent
結果顯示,只有beta -巰基乙醇具備此種誘導能力,排除了谷胱甘肽、抗壞血酸、維生素e等抗氧化劑的作用。本實驗使用了beta -巰基乙醇、無血清的dmem培養液和dmso作為誘導方案,在誘導后,可見很多誘導產生的神經元樣和膠質細胞樣細胞。分享友人