deinococcus radiodurans 中文意思是什麼
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In this study, lexa mutant of deinococcus radiodurans xe has been successfully constructed. the survival curve of this strain was measured using colony formation assay after treatment with different doses of radiation and different times of mmc
本研究利用已構建的抗輻射菌lexa基因突變體菌株xe ，經受不同劑量射線照射和不同時間的mmc作用，平板菌落計數，繪制存活曲線。 -
In this study, dna strand breaks in jm109 cells caused by - rays and the protective effect of lexa protein of deinococcus radiodurans have been studied by fluorometric assay of dna unwinding., the results indicated that the rate of dna strand breaks increased with the increase of - rays dose. however, when the concentration of lexa protein from 0. 1 g / ml to 10 g / ml, it still showed no protective effect on dna strand breaks, then lexa protein of deinococcus radiodurans was n ' t radioprotector
本研究採用了dna解旋熒光法檢測由射線所致的dna鏈斷裂的損傷程度以及抗輻射菌lexa蛋白的輻射防護作用，在輻照前加入不同濃度的lexa蛋白，檢測dna鏈的斷裂，結果表明dna鏈的斷裂程度隨著射線輻照劑量的增加而增強，抗輻射菌lexa蛋白對射線所致dna鏈斷裂的修復不起作用，進一步說明抗輻射菌lexa蛋白不起輻射防護作用。 -
4. bioinformatical analysis of the dna dsb repair system in deinococcus radiodurans : compared with e. coli and yeast, a number of similar genes related to dna dsb repair were found by using blast and domain analysis
4 .耐輻射球菌中dna雙鏈斷裂修復網路的生物信息學初探:以大腸桿菌和酵母中雙鏈斷裂修復系統為參照，主要以序列同源性為基礎，結合結構域相似性分析，在耐輻射球菌中找到了很多相似的基因。 -
When compared with kds301 ( lexa + ), xe ( lexa - ) cells showed quite similar levels of survival curve to y - irradiation and mmc, indicating lexa gene had no effect on radiation resistance of deinococcus radiodurans. deinococcus radiodurans " lexa had no revelance with its extremely radioresistance. the recombinant plasmid pza172 was constructed by cloning the lexa gene of deinococcus radiodurans into the vector plasmid puc19 in the downstream of lacz promoter
對lexa基因突變體xe的研究表明，其輻射抗性與lexa基因野生型的抗輻射菌kd8301相近，存活曲線上均顯示有一個寬大的肩區，結果發現lexa基因的突變並沒有改變抗輻射菌的獨特抗性，說明lexa基因與輻射抗性無關。 -
Deinococcus radiodurans ( dr ) is a gram - positive, red - pigmented, nonmotile and nonphathaogenous bacterium that was originally identified as a contaminant of irradiated canned meat
耐輻射球菌是一種革蘭氏陽性、紅色、不運動的非致病菌。最初是從輻照處理后的肉罐中分離得到的。 -
In order to reveal the mechanisms of extreme radioresistance and dna repair in deinococcus radiodurans, we examined proteome changes in a wild type strain following y - irradiation using 2 - dimensional polyacrylamide gel electrophoresis and silver staining
為了研究耐輻射球菌極強的輻射抗性與dna修復機理，我們應用雙向電泳結合銀染的方法考察了野生型菌株kd8301在射線照射前後細胞體內總蛋白組的變化情況。 -
Deinococcus radiodurans is one of the most radioresistant organisms on the earth
耐輻射球菌（ deinococcusradiodurans ） （簡稱dr ）是迄今為止地球上發現的抗輻射能力最強的生物之一。 -
The complete genome sequence of the radiation - resistant bacterium deinococcus radiodurans rl is composed of two chromosomes ( 2, 648, 638 and 412, 348 base pairs ), a megaplasmid ( 177, 466 base pairs ), and a small plasmid ( 45, 704 base pairs ), yielding a total genome of 3, 284, 156 base pairs
一號染色體由2 ， 648 ， 638個堿基對組成，二號染色體包含412 ， 348個堿基對，而大質粒和小質粒分別由177 ， 466和45 ， 704個堿基對組成。它們共同組成了全基因組3 ， 284 ， 156個堿基對。 -
This resistance is known to be due to deinococcus radiodurans " extremely proficient dna repair pathway employed by this organism. also, the exsistence of sos response and characterization of deinococcus radiodurans lexa protein remains unclear
抗輻射菌中是否存在sos修復路徑，及在大腸桿菌等菌中廣泛存在的lexa蛋白在抗輻射菌中的功能特性如何均是未解之謎。 -
Because there are no enough efficiency methods to dispose pollute, so to study and develop new methods is very urgent. we do some work to study on the radioresistance bacteria deinococcus radiodurans to construct one super bacteria, which could resolve the pollution in a complex environment contaminated by both radiation and organic compound
同時針對耐輻射奇球菌deinococcusradiodurans對電離輻射、紫外線、乾燥、強氧化劑和一些化學誘變劑的驚人的抗性，對構建在放射性和有機鹵代物污染的復合環境中具有生物修復功能的超級基因工程菌方面做了初步的研究，以發展有效清除環境污染的新途徑。 -
The expression of deinococcus radiodurans lexa gene in escherichia coli resulted in the increase of sensitivity of the latter to dna toxins y - rays and mmc, although the mechanism of this effect is not clear
抗輻射菌lexa基因在大腸桿菌中的顯著表達降低了大腸桿菌對射線和mmc的抗性，其作用機理還有待于進一步的研究。 -
Deinococcus radiodurans is remarkable for its extraordinary resistance to ionizing radiation, uv irradiation and many other agents that damage dna
抗輻射菌是一種對電離輻射、紫外線及其他dna損傷劑都具有顯著抗性的微球菌。
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