mutants 中文意思是什麼

mutants 解釋
突變體
  1. The sequence analysis revealed that the as1 gene encodes a myb protein, which is a candidate transcription factor. in as1 and as2 mutants, the polarity formation in leaves is defective. cell differentiation along abaxial - adaxial, proximal - distal and media - lateral axes all shows an insufficient fashion

    通過掃描電鏡、干涉相差顯微鏡、組織切片、過量表達等手段研究了as1和as2的功能,包括觀察觀察突變體的組織、細胞結構及早期發育狀況,同時採用gus表達、 rt - pcr 、原位雜交、 northern等手段分析基因的表達情況。
  2. The acetaldehyde dehydrogenase ( acdh ) and alcohol dehydrogenase ( adh ) of the adhe mutants and parent strain were assayed with a result that the acdh activities of mutants were less than 10 % of the parent strain and the adh activities of mutants are about 10 % of the parent strain

    6個adhe ~ -突變株的乙醛脫氫酶活性均降低為親株的10以下,乙醇脫氫酶活性降低為親株的10左右; 4個ldha ~ -突變株的乳酸脫氫酶活性均降低為親株的7以下。
  3. Antibiotics favor the growth of resistant mutants.

    抗菌素促成耐藥變種的生長。
  4. This paper introduced the application of biotechnology in rice genetics and breeding, including tissue culture, cell mutants selection, protoplast fusion, apomixis, molecular mark assisted breeding and genic transformation

    簡要綜述了生物技術在水稻遺傳育種中的應用,主要包括組織培養、細胞突變體的篩選、原生質體融合、無融合生殖以及分子標記輔助育種和轉基因技術等方面。
  5. Autotrophic mutants were prepared from six different stocks of a special group.

    自養突變體是從一個特別類群的6個不同的原種菌系制備的。
  6. By using the similar separation and purification methods, a nifh and a nife mofe protein were obtained from azotobacter vinelandii mutants dj54 and dj35. the results of the complement activity experiments showed that a nifh mofe could be activated by femoco

    從棕色固氮菌突變種dj _ ( 54 )中得到了nifhmofe蛋白;並參與了棕色固氮菌突變種dj _ ( 35 )的nifemofe蛋白的分離純化,所用方法與nifb ~ - mofe蛋白的分離純化相似。
  7. Wild arabidopsis thaliana seeds were mutagenized with y - ray, and m2 populations were screened in the medium containing 200mmol / l nacl. 352 potential high - salt - tolerance mutants were selected from 80, 000 m2 seedlings, and 4 of this m2 mutants showed high - salt - tolerance in their m3 generation. this high - salt - tolerance mutants were backcrossed with the wild type arabidopsis thaliana

    在含200mmol lnacl的改良ms培養基上,通過對約80 , 000株m _ 2代幼苗的篩選,共獲得352株根仍表現向地性生長或真葉不變為褐色的植株作為可能的突變體。
  8. The waters surrounding an island become contaminated by chemical dumping, and people who eat fish caught in those waters become cannibalistic mutants

    一個小島周圍的水被化學垃圾污染了,吃了這些水裡打來的魚的人產生基因突變,成了食人族
  9. The iaa contents in shoots and roots of 12 - d - old seedlings of arabidopsis wt and mutants were assayed. high eth level ( in eto1 - 1 ) showed the promotion of iaa synthesis or inhibition of the iaa catabolism, thus improves the root gravitropism

    從12d齡擬南芥幼苗的形態學表現上看, etol - 1根的向重力性與wt相比明顯增強了,而eirl - 1和etrl - 3的向重力性則明顯減弱,黃化的etrl - 3莖的負向重力性也減弱。
  10. The response was essentially controlled by phytochrome b in red light, phytochrome a in far red light and cryptochrome 1 in blue light. the coaction was also existed among different photoreceptors by analyzing mutants

    對突變體分析表明,紅光下光敏色素b ,遠紅光下光敏色素a ,藍光下隱花色素1起主要調節作用。
  11. The study on the incubation of methanol yeast candida boidinii no. 2201 and it s mutants in hydrolytic solution of corn cob

    2201及其誘變株在玉米芯水解液中的培養研究
  12. The materials in this study were arabidopsis thaliana. ( wt ) and its mutants including ethylene over producer mutant ( eto1 - 1 ), ethylene insensitive root mutant ( eir1 - 1 ) and ethylene insensitive mutant ( etr1 - 3 ). from the phenotypes of 12 - d - old seedlings of arabidopsis wt and mutants, the root gravitropism was obviously enhanced in etol - 1, but diminished in eir1 - 1 and etr1 - 3, compared with wt. the shoot negative gravitropism was also diminished in etiolated seedlings of etr1 - 3

    以擬南芥的eth過量產生型突變體( etol - 1 ) ,根對eth不敏感型突變體( eirl - 1 ,地上部對eth響應) , eth不敏感型突變體( etrl - 3 ,地上部和根均對eth不敏感)及其野生型( wt , columbia生態型)為實驗材料,利用根的向重力性反應為模式,分析了其中eth對auxin效應的調控及其原因。
  13. Under the stress of nacl lower than 100 mmol / l, the tissue structure of root had no distinct difference from the control. when the concentration of nacl was higher than 250 mmol / l, the stained color of safranine was deep but not even, and color in fibrovascular tissue and peripheral cortex cell were deeper than that around fibrovascular tissue. wild type arabidopsis thaliana and two salt - tolerance mutants were used for rapd analysis

    當nacl濃度小於100mmol l時,根組織結構與對照未表現出明顯的差異;但當nacl濃度達到250mmol l時,根組織結構對番紅染料的著色較深而且不均勻,維管組織和外圍皮層細胞著色較深,而維管組織周圍的細胞著色較淺。
  14. 3 ) foa ( fluoroorotic acid ) treatment with the dominant negative mutants showed that the dominant negative effects of mutants were caused by the presence of the gpi17 vector, not by another mutation located somewhere in the genome and in a gene involved in the natural resistance against copper

    3 ) foa ( 5 -氟-乳清酸)處理突變體細胞表明,得到的顯性負性突變體不是細胞中銅抗性基因突變的產物,其確為gpi17突變引起。
  15. Shaking flask experiments and hplc analyses showed that the four mutants no longer produced the toxic oligomycin, and only made four components of avermectins b, which were avermectin b1a, b1b, b2a, b2b. the yields of avermectins b in these mutants were separately equal to those in cz8 - 73. this revealed that olma genes deletion did n ' t affect the biosynthesis of avermectins

    將4株經southern雜交驗證正確的基因缺失突變株進行搖瓶發酵和hplc檢測,發現4個突變株均不再產生寡黴素而僅產阿維菌素b組分,阿維菌素的總產量和b1的產量與出發菌株相當,說明寡黴素pks基因簇的缺失並不影響阿維菌素的生物合成。
  16. Two magnetosome deletion mutants were constructed by conjugative transposon mutagensis and the application of this genetic system. the two magnetosome deletion mutants were named as nm4 and nm21 respectively

    並利用此體系,通過接合轉座誘變技術,獲得了2個磁小體缺失突變株: nm4 、 nm21 。
  17. By co - transfection of the mutants with full - length raplgap, we found the mutant at 82 position could still bind to full length raplgap, while the mutants a

    本文採用a衛中標記的gtp與純化的rapla共孵育,使rapla全部與放射性同位素標記的gtp結合。
  18. Using the young seedlings of wild type ( wt ) and four mutants ( phya, phyb, phyaphyb and hy4 ) of arabidopsis thaliana as plant materials, the effects of light quality and kinetin ( kt ) on some photomorphogenesis responses such as cotyledon enlargement, hypocotyl growth inhibition, accumulation of chlorophyll and anthocyanin were investigated in the present study. photoreceptor functions and interaction of light and kt in the responses was examined and discussed

    本文以擬南芥( arabidopsisthaliana )野生型( wt )和四種光突變體phya 、 phyb 、 phyaphyb和砂hy4為材料研究不同光質與細胞分裂素( kt )對幼苗子葉擴大、下胚軸伸長、葉綠素和花色素苷積累的影響,分析光受體參與的反應以及探討光與kt在調節各種反應中的相互關系。
  19. All f1 seedlings showed wild - type salt - sensibility, and two of four mutants were detected that the proportion of the salt - tolerance seedlings to salt - sensibility seedlings was 1 : 3 in f2 progenys. the results of genetic analysis suggested that this mutants have a monogenic recessive mutation in a nuclear gene

    F _ 1代白花授粉所得的f _ 2代中,兩個株系抗鹽植株與不抗鹽植株的比例為1 : 3 ,表明該突變體是隱性單基因突變體。
  20. We obtain two recessive monogenic salt - tolerance mutants from co60 - - mutagenized arabidopsis thaliana m2 populations. the effect of nacl on the structure of vegetative organa in arabidopsis thaliana was further studied and through a rapd analysis on salt - tolerance mutants of arabidopsis thaliana, a 1200bp dna fragment probably related to the salt - tolerance gene was get

    本實驗以模式植物擬南芥( arabidopsisthaliana )為材料獲得了隱性單基因抗鹽突變體,並研究了不同濃度的nacl脅迫對擬南芥營養器官結構的影響,進而通過對突變體的rapd分析,獲得了一個與植物抗鹽性有關的1200bp大小的基因片段。
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