Báo cáo khoa học: "Genetic diversity and phylogeography of Seewis virus in the Eurasian common shrew in Finland and Hungary" ppsx

... opportunity to investigate the genetic diversity and phylogeography of SWSV.Archival liver tissues from 88 Eurasian common shrews,trapped in Finland in 1982 and in Hungary during 1997,1999 and 2000 ... of Eurasian common shrews are present in Finland and Hungary. Whether or not the sub-lineages of SWSV can be traced to potentially distinct evolutionaryhistories of these races is a matter of ... within this context, the demonstration of SWSV in Eurasian common shrewsfrom Finland and Hungary lends support to the hypothe-sis that common ancestral hantaviruses established them-selves in...

Báo cáo khoa học: "Genetic transformation: short review of methods and their applications, results and perspectives for forest trees" ppt

... understanding of the role of genes, promoters or control regions. Upto now, there has been a lack of under-standing of the structure and function of conifer genes, since ... M (1990) Con-struction of an intron-containing marker gene:splicing of the intron in transgenic plants and its use in monitoring early events in Agrobac-terium-mediated ... mentioned, the T-region (called T-DNA when transferred in transformed plant cells) and the regionsimplicated in the replication of the plasmid in the bacteria and in the conjugative...

Báo cáo khoa hoc:" Genetic diversity of eleven European pig breeds" potx

... of their respective countries. The 12 breeds of the study are listed in [1] (Tab. of p. 200). The Tamworthbreed was eventually not sampled, and the remaining set in this analysistherefore included ... breeds, originating from 6 countries. Table I gives the list of those breeds, the codes used in the following presentation and the sizes of the samples. It can be seen that the objective of 50 pigs ... branching process, as noted by[28]. On the other hand, there is a need for measuring the overall diversity of aset of breeds, since prospective evaluations of diversity are required for deﬁningappropriate...

Báo cáo khoa hoc:" Genetic diversity measures of local European beef cattle breeds for conservation purposes" pptx

... microsatellite, enabling us to detect a change in the axes– a 15% change in the ﬁrst axis separating the Alistana and Mirandesa from the other breeds and an 11% change in the second axis separating the Sayaguesafrom ... diversity after eliminating the breed, or set of breeds, in question.For instance, a value of 11 585 was found when computing the diversity of the initial set of breeds, and it dropped down ... of diversity caused by the extinction of a breed or a set of breeds.3.3. Evaluation of diversity In contrast to traditional hierarchical clustering methods, the use of the concepts of link and...

Báo cáo khoa hoc:" Genetic diversity in Spanish donkey breeds using microsatellite DNA markers" potx

... extinc-tion. The principal cause of the great reduction in population size of up to80% has been the intense mechanisation of agriculture which took place in Spain during the 60s and the 70s. These ... in each case. The area of main distribution of these indigenous Spanishbreeds is shown in Figure 1. In addition, 9 Moroccan asses (MOR) were usedas genuine members of E. asinus africanus, and ... [3,24,37,40], support the theory of two different ancestral sources: one whichwould correspond to the Equus asinus africanus, originating from NortheastAfrica, and the other one, the Equus asinus europeus,...

Báo cáo khoa học: " Genetic diversity of the E Protein of Dengue Type 3 Virus" pps

... the E protein diversity and the phylogenetic relationship of the viruses.To analyze the diversity of the E protein, nucleotidesequences were aligned and compared. Any of the 1479sites in the ... receptor binding and is the maintarget of neutralizing antibodies. The aim of this study was to analyze the diversity of the E proteingene of DENV-3. E protein gene sequences of 20 new viruses ... exposed in the surface of the protein; residues 447 and 489 were in the transmembrane domain (Additionalfile 4C). Lineage II included 83 viruses distributed in twosub-lineages. The comparison of these...

Tài liệu Báo cáo khoa học: DNA strand exchange activity of rice recombinase OsDmc1 monitored by ﬂuorescence resonance energy transfer and the role of ATP hydrolysis pptx

... perhaps the ATP hydrolysisfunction of the protein may be related to some criticalsteps in the conversion of inactive forms of protein tothat of active forms. It is interesting and intriguing tonote ... and proteinase K had no effect on the emission intensity of ﬂuorescein as evidenced by the set where OsDmc1 was omitted in the sample(Fig. 4B, line 1). In order to conﬁrm that the increase in ... homologousstrands in the native state of the reaction and involveno protein removal steps.ResultsStrand exchange activity of several recombinases havebeen investigated in vitro, typically using agarose...

Báo cáo khoa học: Distinguishing between different pathways of bilayer disruption by the related antimicrobial peptides cecropin B, B1 and B3 pptx

... 7:3,5mgÆmL)1), and dashed lines show the DSC curvesfor peptides CB and CB1 at 20 lM and CB3 at 50 lM in the absence of liposomes. Dotted and thin solid lines represent the thermal curves for CB and CB1 ... suggested that the N-terminal a-helix of CB1 is located on the surface of the lipid bilayers,whereas the C-terminal a-helix of CB1 is embeddedbelow the surface of the lipid bilayers. These conclusionswere ... orientation in membrane multilayers have also beenshown for melittin, alamethicin and magainin [44,45]. In this study, we examined and compared the disruptivemechanisms of the natural peptide (CB) and...

Báo cáo khoa học: Structured DNA promotes phosphorylation of p53 by DNA-dependent protein kinase at serine 9 and threonine 18 doc

... of p53 h igh-lighting Ser (S) and Thr (T) residues in the N-terminal 60 amino acids. The ﬁlled a rrowh eads indic ate the position of trypsin cleavage, whereas the open arrowhead indicates the ... sition of autoradiographs and ninhydrin staining, with the po sition o f phosp hoserine ( pSer) and phosphothreonine (pThr)migration indicated to the left of the phosphorimage. (E) Alkalin e PAG ... identiﬁed kinase(s) is(are) involved instead [50,51].Currently, several lines of evidence point to a role of DNA-PK in the apoptotic branch of the p53 pathway.Indeed, activation of DNA-PK in response...

Báo cáo khoa học: "Semi-robotic 6 degree of freedom positioning for intracranial high precision radiotherapy; first phantom and clinical results" potx

... totaling 30 repositionings, including the initial position according to the planning CT infraredinformation (IR-dataset1).To determine the feasibility of the manual preposition-ing according ... to infrared information, the time frombeginning the manual pre-positioning to reaching the required ± 2° and ± 2 mm was noted.After CBCT1 and image registration to the planningCT using the ... beenshown to be in the order of 0.1 mm on subjects[28] and isthus believed to be of lesser influence. The main reasonsfor this discrepancy must be the influence of tension in the repositioning process,...

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