標(biāo)題: Titlebook: Evolution and Impact of Transposable Elements; Pierre Capy Book 1997 Springer Science+Business Media Dordrecht 1997 Chromosome.Telomere.co [打印本頁(yè)] 作者: 投射技術(shù) 時(shí)間: 2025-3-21 18:46
書目名稱Evolution and Impact of Transposable Elements影響因子(影響力)
書目名稱Evolution and Impact of Transposable Elements影響因子(影響力)學(xué)科排名
書目名稱Evolution and Impact of Transposable Elements網(wǎng)絡(luò)公開度
書目名稱Evolution and Impact of Transposable Elements網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Evolution and Impact of Transposable Elements被引頻次
書目名稱Evolution and Impact of Transposable Elements被引頻次學(xué)科排名
書目名稱Evolution and Impact of Transposable Elements年度引用
書目名稱Evolution and Impact of Transposable Elements年度引用學(xué)科排名
書目名稱Evolution and Impact of Transposable Elements讀者反饋
書目名稱Evolution and Impact of Transposable Elements讀者反饋學(xué)科排名
作者: 甜瓜 時(shí)間: 2025-3-21 20:46
https://doi.org/10.1007/978-3-663-04816-9t can be proposed that . elements are degenerate forms of insect retroviruses. Heterogeneous results have been obtained in the study of the presence of . sequences in different . strains indicating that these sequences are unstable in this species.作者: 某人 時(shí)間: 2025-3-22 03:43
https://doi.org/10.1007/978-3-642-99878-2plication mechanisms may have occurred multiple times, although in other organisms the new products have not replaced the endogenous telomerase, as they have in .. This is somewhat reminiscent of the oncogenes that have arisen from cellular genes. Perhaps the viruses that carry oncogenes have also arisen from cellular genetic systems.作者: Juvenile 時(shí)間: 2025-3-22 06:18 作者: surrogate 時(shí)間: 2025-3-22 11:56
Structural analysis of , elements (,)t can be proposed that . elements are degenerate forms of insect retroviruses. Heterogeneous results have been obtained in the study of the presence of . sequences in different . strains indicating that these sequences are unstable in this species.作者: 有危險(xiǎn) 時(shí)間: 2025-3-22 16:47 作者: 有危險(xiǎn) 時(shí)間: 2025-3-22 20:39
Constitutive heterochromatin and transposable elements in ,lecular organization of . constitutive heterochromatin and its relationship with transposable elements. the implications of these findings on the possible impact of heterochromatic TEs on the function and evolution of the host genome are also discussed.作者: 有說服力 時(shí)間: 2025-3-22 22:18
https://doi.org/10.1007/978-3-662-25846-0pose that LTR retroelements and perhaps other retrotransposons constitute drive mechanisms for the evolution of eukaryotic enhancers which can be subsequently distributed throughout host genomes to play a role in regulatory evolution.作者: 罵人有污點(diǎn) 時(shí)間: 2025-3-23 04:50 作者: 運(yùn)動(dòng)吧 時(shí)間: 2025-3-23 07:28
Entwicklung der chemischen Krystallographie. the homogeneity of CM-gag copies that are distributed worldwide suggests that they have most probably been amplified recently. Furthermore, selective constraints against amino acid changes have been acting on these sequences, suggesting that they need to encode the gag-like protein to be incorporated into the chromosomes.作者: outer-ear 時(shí)間: 2025-3-23 11:19
LTR retrotransposons and the evolution of eukaryotic enhancerspose that LTR retroelements and perhaps other retrotransposons constitute drive mechanisms for the evolution of eukaryotic enhancers which can be subsequently distributed throughout host genomes to play a role in regulatory evolution.作者: 合適 時(shí)間: 2025-3-23 14:59
Quasispecies in retrotransposons: a role for sequence variability in Tnt1 evolutionlike structure. This population structure gives to Tntl, as in the case of retroviruses, a high sequence plasticity and an adaptive capacity. We propose this adaptivity as the major reason for Tntl maintenance in . genomes and we discuss in this paper the importance of sequence variability for Tntl evolution.作者: 無(wú)脊椎 時(shí)間: 2025-3-23 18:28
CM-gag, a transposable-like element reiterated in the genome of , mosquitoes, contains only a , gene. the homogeneity of CM-gag copies that are distributed worldwide suggests that they have most probably been amplified recently. Furthermore, selective constraints against amino acid changes have been acting on these sequences, suggesting that they need to encode the gag-like protein to be incorporated into the chromosomes.作者: CAB 時(shí)間: 2025-3-24 01:16
Evidence for a host role in regulating the activity of transposable elements in ,: the case of the pransposable elements. Consistent with this conclusion are the properties of Bari 1 elements, which are the only ones of the 14 families tested to be unstable in Charolles stock. Instability is persistent over 53 generations and appears to affect recurrent insertion sites.作者: 蕁麻 時(shí)間: 2025-3-24 05:30
The evolution of Ty 1-, group retrotransposons in eukaryote genomesary greatly between these different hosts. We will try to resolve these apparent discrepancies between these properties, explain any fundamental differences in the biology of the Ty1. group between hosts, and propose a general model for LTR retrotransposon evolution.作者: ARK 時(shí)間: 2025-3-24 09:12
0929-712X ibute significantly to genome function and evolution. The recent increased interest in TEs is based on the realization that they are a major genetic component (at least 10--20%) of all organisms and a major contributor to the mutation process. It is currently estimated that 70--80% of spontaneous mu作者: 減少 時(shí)間: 2025-3-24 11:35 作者: abreast 時(shí)間: 2025-3-24 18:37 作者: 描繪 時(shí)間: 2025-3-24 22:50 作者: 嘲弄 時(shí)間: 2025-3-25 03:10
What makes , retrotransposon different?transcript of 900 b that hybridizes with ORF23 probes is found in all the maize tissues explored. This is despite the high level of methylation in the DNA of .. Genomic RNA has not been detected in any tissue or situation studied, probably reflecting a non-functional retrotransposon. the origin of O作者: 憲法沒有 時(shí)間: 2025-3-25 05:58
About the origin of retroviruses and the co-evolution of the , retrovirus with the , host gene At that time, . presumably contained permissive alleles of the . gene. One can imagine that the species survived to the increase of genetic load caused by the retroviral invasion because restrictive alleles of . were selected. the characterization of a retrovirus in ., one of the most advanced mode作者: Cabinet 時(shí)間: 2025-3-25 10:12 作者: incarcerate 時(shí)間: 2025-3-25 13:43
Do the integrases of LTR-retrotransposons and class II element transposases have a common ancestor?tral origin(s) for the integrases and transposases containing the DDE signature. the position of the telomeric elements (. and .) was assessed by comparing their . and reverse transcriptase domains (when present) to those of group II introns and non-LTR retrotransposons. This preliminary analysis su作者: 有權(quán)威 時(shí)間: 2025-3-25 16:56 作者: obligation 時(shí)間: 2025-3-25 20:06
Genetic and molecular investigations on the endogenous mobile elements of non-drosophilid fruitflies phylogenetic analyses showed that the . elements isolated in the present study are representatives of Robertson’s mellifera . subfamily. the copy numbers of the elements within each species are very different, ranging from about 10 in . to 5000 in C. ..作者: compel 時(shí)間: 2025-3-26 03:58 作者: Scintigraphy 時(shí)間: 2025-3-26 06:39
Plant S1 SINEs as a model to study retropositionly to the characterization of genomic elements active in transcription and retroposition so that the cellular control of these elements can be addressed. Finally, we show that the study of S1 insertion sites can reveal information on the RNA reverse transcription and integration step of the retropos作者: 似少年 時(shí)間: 2025-3-26 12:06
Maintenance of transposable element copy number in natural populations of , and ,s (around 60 copies in a sample from Canberra, Australia). An apparent absence of selection effects in this Canberra sample and a value of transposition rate equal to 1–2 × 10. whatever the population and its copy number agree with the idea of recent but temporarily drastic TE movements in local pop作者: Aerate 時(shí)間: 2025-3-26 13:07
Accumulation of transposable elements in laboratory lines of ,ubstantial fraction of mutations in ., therefore the mutation rate should increase with time in laboratory lines of this species. Inferences about the properties of spontaneous mutations from studies of mutation accumulation in laboratory lines should be reevaluated, because they are based on the as作者: parallelism 時(shí)間: 2025-3-26 20:32 作者: 禁止,切斷 時(shí)間: 2025-3-26 23:37 作者: ferment 時(shí)間: 2025-3-27 04:04
Entwicklung eines neuen Handkalorimeters, At that time, . presumably contained permissive alleles of the . gene. One can imagine that the species survived to the increase of genetic load caused by the retroviral invasion because restrictive alleles of . were selected. the characterization of a retrovirus in ., one of the most advanced mode作者: 歡呼 時(shí)間: 2025-3-27 06:55 作者: 排出 時(shí)間: 2025-3-27 09:44
,Flüssigkeits — Dosierungspumpe,tral origin(s) for the integrases and transposases containing the DDE signature. the position of the telomeric elements (. and .) was assessed by comparing their . and reverse transcriptase domains (when present) to those of group II introns and non-LTR retrotransposons. This preliminary analysis su作者: 寬大 時(shí)間: 2025-3-27 16:47
Betriebs- und Wirtschaftsinformatikch encodes Heterochromatin Protein 1, a non-histone heterochromatin protein. the regulatory properties of classical . strains are not sensitive to .. Models based on chromatin structure or on nuclear localisation of the telomeres are discussed in order to explain both the strong regulatory propertie作者: 連系 時(shí)間: 2025-3-27 20:07 作者: Accommodation 時(shí)間: 2025-3-27 22:24
https://doi.org/10.1007/978-3-662-53863-0ssociated with the constitutive heterochromatin regardless of the ZAM copy number. In addition, our results suggest that multiple ZAM elements are present at the insertion sites visualized by . experiments.作者: 公共汽車 時(shí)間: 2025-3-28 06:00
https://doi.org/10.1007/978-3-662-41393-7ly to the characterization of genomic elements active in transcription and retroposition so that the cellular control of these elements can be addressed. Finally, we show that the study of S1 insertion sites can reveal information on the RNA reverse transcription and integration step of the retropos作者: 低能兒 時(shí)間: 2025-3-28 08:25
Entwicklungsgeschichte des Betriebslebenss (around 60 copies in a sample from Canberra, Australia). An apparent absence of selection effects in this Canberra sample and a value of transposition rate equal to 1–2 × 10. whatever the population and its copy number agree with the idea of recent but temporarily drastic TE movements in local pop作者: Diuretic 時(shí)間: 2025-3-28 10:25 作者: 拋棄的貨物 時(shí)間: 2025-3-28 15:02
,Erkl?rung der Abbildungen zu Tafel I–V,f excision of a target element. a second mechanism is mediated by certain mutant transposase proteins, which antagonize the activity of the wild-type transposase. the latter process may help explain why the vast majority of MLEs in nature undergo’ vertical inactivation’ by multiple mutations and, ev作者: Esalate 時(shí)間: 2025-3-28 21:40
Book 1997several unusual features of TE evolution: (i) TEs can be horizontally transferred between species; (ii) TE evolutionary rates can be dramatically increased by specific inactivation processes, such as the RIP (Repeat Induced Point mutation) mechanism in fungi; (iii) TEs can influence the regulation o作者: Subjugate 時(shí)間: 2025-3-29 00:04
LTR retrotransposons and the evolution of eukaryotic enhancerspecially conducive to the evolution of closely spaced combinatorial regulatory motifs. Using the . LTR retrotransposon as a model, we show that a regulatory region contained within the element’s untranslated leader region (ULR) consists of multiple copies of an 8 bp motif (TTGTGAAA) with similarity 作者: 大氣層 時(shí)間: 2025-3-29 06:43
What makes , retrotransposon different?ng regions, two from . and one from maize, reveal transposable elements as insertion targets, suggesting a preferential integration of . elements into other transposable elements. These retrotransposons are remarkable for their large size of around 14 kb, which is a consequence of a very large 3′ re作者: 跳動(dòng) 時(shí)間: 2025-3-29 07:40
About the origin of retroviruses and the co-evolution of the , retrovirus with the , host geneclass of LTR-retrotransposons, which suggests that retroviruses evolved from this kind of retroelements before the radiation of vertebrates. There are other invertebrate retroelements that are also likely to be endogenous retroviruses because they share with . some structural and functional retrovir作者: chalice 時(shí)間: 2025-3-29 14:11
Structural analysis of , elements (,)he canonical . sequence from . it can be deduced that while the whole structure is maintained, the . ORF3 encodes a non-functional Env protein. the PCR amplification and sequencing of the ORF3 from different laboratory strains and H271 clones show that all . sequences studied have frame-shifting mut作者: 玉米棒子 時(shí)間: 2025-3-29 15:58 作者: Interlocking 時(shí)間: 2025-3-29 21:25
Do the integrases of LTR-retrotransposons and class II element transposases have a common ancestor?ure that is crucial for the integration of these elements is present in most of them, except for the non-LTR retrotransposons and members of the . and . super-families. Alignment of this region was used to infer the relationships between class II elements, retrotransposons, and retroviruses. the . a作者: 收養(yǎng) 時(shí)間: 2025-3-30 02:20 作者: inhumane 時(shí)間: 2025-3-30 04:14
Constitutive heterochromatin and transposable elements in ,eterochromatin. the enrichment of TE-homologous sequences into heterochromatin is not a peculiar feature of the . genome, but appears to be widespread among higher eukaryotes. the constitutive heterochromatin of . contains several genetically active domains; this raises the possibility that TE-homol作者: vitrectomy 時(shí)間: 2025-3-30 10:31
element regulation and ,-chromosome subtelomeric heterochromatin in ,rocal cross produces non-dysgenic progeny due to a maternally inherited state non-permissive for . transposition. the capacity of a . copy to repress transposition depends on both its structure and its chromosomal location. Naturally occuring regulatory . elements inserted at the telomere of the . c作者: BRACE 時(shí)間: 2025-3-30 14:55
Quasispecies in retrotransposons: a role for sequence variability in Tnt1 evolutioneferred to as ‘quasispecies’. This huge swarm of different sequences constitutes a reservoir of potentially useful genomes in case of an environmental change, endowing retroviruses with extreme adaptability. Retrotransposons are mobile genetic elements closely related to retroviruses, and retrotrans作者: 軍械庫(kù) 時(shí)間: 2025-3-30 18:14
Genetic and molecular investigations on the endogenous mobile elements of non-drosophilid fruitfliesl traits observed appears to be the phenotypic expression of a complex interacting dysgenic system of inducer and suppressor effects; probably more than one system is activated in the crosses. This suggests that different systems of mobile elements occur in different strains and populations of C. ..作者: 形容詞 時(shí)間: 2025-3-30 20:44 作者: FER 時(shí)間: 2025-3-31 04:27 作者: 老巫婆 時(shí)間: 2025-3-31 07:44 作者: 注射器 時(shí)間: 2025-3-31 10:17
Plant S1 SINEs as a model to study retroposition species of the . tribe. We propose that S1 amplification in . could represent a good eukaryotic model to study retroposition. This is based on the fact that S1 elements share clear structural and evolutionary characteristics with mammalian SINEs but are present in a much lower copy number (500 loci作者: FEMUR 時(shí)間: 2025-3-31 14:54 作者: 婚姻生活 時(shí)間: 2025-3-31 17:30
Accumulation of transposable elements in laboratory lines of ,mic equilibrium between transposition to new sites and natural selection eliminating copies. the force of natural selection opposing TE multiplication is partly relaxed in inbred laboratory lines of flies. the average rate of TE transposition is from 2.6 × 10. to 5.0 × 10. per copy per generation, a作者: 新陳代謝 時(shí)間: 2025-3-31 22:05 作者: 膠水 時(shí)間: 2025-4-1 02:48
The evolution of Ty 1-, group retrotransposons in eukaryote genomesly in higher plant and vertebrate species. Their properties, such as copy number, sequence homogeneity, transcriptional and transpositional activity vary greatly between these different hosts. We will try to resolve these apparent discrepancies between these properties, explain any fundamental diffe作者: 規(guī)章 時(shí)間: 2025-4-1 09:49
Contemporary Issues in Genetics and Evolutionhttp://image.papertrans.cn/e/image/317673.jpg作者: 泛濫 時(shí)間: 2025-4-1 11:53 作者: 甜得發(fā)膩 時(shí)間: 2025-4-1 14:19
https://doi.org/10.1007/978-3-662-25846-0pecially conducive to the evolution of closely spaced combinatorial regulatory motifs. Using the . LTR retrotransposon as a model, we show that a regulatory region contained within the element’s untranslated leader region (ULR) consists of multiple copies of an 8 bp motif (TTGTGAAA) with similarity
