Báo cáo khoa học: "Effects of sustained subculture on apparent rejuvenation of the apple rootstock M 9 in vitro and in vivo" pps

Báo cáo khoa học: "Effects of sustained subculture on apparent rejuvenation of the apple rootstock M.9 in vitro and in vivo" pps

... of sustained subculture on apparent rejuvenation of the apple rootstock M. 9 in vitro and in vivoC.A. WebsterO.P. JonesInstitute of Horticultural Research, East Malling, ... the apparent reju-venation in vitro of the apple rootstock M. 9 and the subsequent retention of juvenilecharacters in micropropagated plants in the field. M. 9 is one of ... Monograph 13, pp. 113-124Webster C.A. & Jones O.P. ( 198 9) Micropropa-gation of the apple rootstock M. 9: effect of sus-tained subculture on apparent rejuvenation in vitro. ...

Báo cáo khoa học: " Dose reduction to normal tissues as compared to the gross tumor by using intensity modulated radiotherapy in thoracic malignancies" doc

... required to main-tain an MLC based IMRT programme. The resolution of PIM is greater in one of the two dimensions because of the size of the MLC leaves, which is typically either 1 cm or 5mm. The problem ... lobe 9 45 M Hodgkin's lymphoma III B-mediastinum10 44 F Non Hodgkin's lymphoma II A-mediastinum11 42 M Non Hodgkin's lymphoma III-mediastinum12 35 F Hodgkin's lymphoma II ... systems.Semin Oncol 199 9, 9: 78 -98 .3. Jiang SB, Ayyangar KM: On modulator design for photon beamintensity modulated conformal therapy. Med Phys 199 8,25:668-675.4. Negi PS: Intensity modulated radiotherapy...

Tài liệu Báo cáo khoa học: Effects of sequestration on signal transduction cascades docx

... enzymes for the modiﬁcation of the downstreamkinase and substrate for the upstream kinase. Hence, the complex of, for example, MAPK and MAPKKreduces the free concentration of both MAPK and MAPKK. ... dramatically. Thereare two main effects of sequestration visible in the response of MAPKK and MAPK: the ultrasensitivity of the stimulus response curves is reduced and the amount of maximally ... transduction cascades often exhibitcomparable amounts of protein substrates and enzymes[16]. For example, the individual concentrations of Table 1. Concentrations of members of the MAPK cascade(MAPKKK,...

Báo cáo khoa học: Effects of a novel arginine methyltransferase inhibitor on T-helper cell cytokine production pot

... and compounds synthesized in this study. Chemical structures of SAM, MTA, sinefungin, AMI-1, AMI-6,AMI -9 and compounds 1-5.Table 1. Inhibition of histone methylation by PRMT1 and PRMT4 in the ... SAM is the methylation donor in the PRMTreaction, the use of SAM analogs is a logical strategyfor the direct inhibition of PRMTs. As a SAM analog,sinefungin can compete for SAM binding and inhibit the ... conveyed to the aminonaphthol sulfonate core of AMI-1 byappending the azo moiety of AMI -9 to one side, givingcompound 1, and the dichlorotriazine group of AMI-6to the other side, giving compound...

Báo cáo khoa học: "Effects of Word Confusion Networks on Voice Search" pdf

... SearchTerm and LocationTerm. In addition to these logs, wehave access to 11 million unique business listingnames and their addresses. We use the combineddata to train the parameters of the two ... takes a few millisecondsto return results for a common query. Indexingmillions of search logs and listings can be done in minutes. Reusing text search engines allowsa seamless integration between ... demonstrate thatby parsing word confusion networks, the accuracy of the query parser can be improved. We furtherinvestigate the effect of this improvement on the search task and demonstrate the...

Báo cáo khoa học: Effects of thymoquinone on isolated and cellular proteasomes pot

... respectively, the wild-type and a mutant p53gene. This mutation consists of a single G ﬁ A transi-tion in codon 237, resulting in a missense mutation of methionine to isoleucine [32,33]. Interestingly, ... 20 lm, when the maxi-mum detectable rates of inhibition were 30% and 40%for the ChT-L and T-L components, respectively, of the immunoproteasome. Thereafter, an increase in TQconcentrations ... to modulate proteasome functionality indu-cing a subunit and composition-dependent inhibition. Of the two complexes, the immunoproteasome was the most susceptible to the presence of TQ, and the...

Báo cáo khoa học: Effects on protease inhibition by modifying of helicase residues in hepatitis C virus nonstructural protein 3 pot

... alsovisible. The interface region between the helicase and the protease domains isframed and shown in detail in (B). The cata-lytic triad, H57, D81 and S1 39, in the pro-tease domain, and the conserved ... two enzymes are fused into a single protein. The active sites of each of the enzymes are located in the respective domains, and truncated variants of NS3, containing either the protease or the helicasealone, ... 2007 FEBS 597 9inhibitor of hepatitis C virus NS3–4A serine protease.Antimicrob Agents Chemother 50, 899 90 9.17 Fersht A ( 199 9) Chapter 11. In Structure and Mecha-nism in Protein Science:...

Báo cáo khoa học: Effects of the G376E and G157D mutations on the stability of yeast enolase – a model for human muscle enolase deﬁciency pdf

... s20,wvalues for the sample,monomer and dimer, respectively. The concentrations of dimeric and monomeric enzyme were then used to calculateKd.MS was performed on a Q-TOF instrument at the Con-cordia ... glycine. Substi-tuting any amino acid at this position would result in a change in the conformation of this loop. Changes in the conformation of the backbone at this point and changes in the ... dissociation into monomers promote pro-teolysis? Studies on these variants have revealed someinteresting differences between the monomeric and dimeric forms of enolase. Trypsin cleaves at arginine 49. ...

Báo cáo khoa học: Effects of salt on the kinetics and thermodynamic stability of endonuclease I from Vibrio salmonicida and Vibrio cholerae potx

... elec-tron density maps and the location of errors in thesemodels. Acta Crystallogr A 47, 110–1 19. 49 Laskowski RA, Moss DS & Thornton JM ( 199 3) Main-chain bond lengths and bond angles in protein ... optimal activity conditions of the native enzymes [11]. The denaturation peaks weresymmetrical, except for some exothermic distortion of the thermograms after the denaturation peak,especially in ... and VcEndA by increasing the T m value.Salt also affected the shape of the thermograms,making the denaturation peaks narrower and sharperwith increasing salt concentration. DSC of VsEndAin...

Báo cáo khoa học: Effects of cardiomyopathic mutations on the biochemical and biophysical properties of the human a-tropomyosin docx

... mainly in two regions of the protein, onelocated in the N-terminal domain a nd the other close to the troponin-binding region of tro pomyosin.Several studies based on t he cardiomyopathic mutationsD175N ... Nodifference in polymerization was observed among the mutant Tms and between mutants and wild type Tm. In the thin ﬁlament Tm polymerizes head-to-tail, and poly-merization depends on the formation of ... cosedimentation assay, in the absence and in t hepresence of troponins. In the absence of troponins, binding of Tms to actin was very weak and only small amounts of Tm wer e detected in gels...

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