interaction of fast electrons with matter

... behavior of trehalase depending on the nature of the activation stress (Fig. 5B). This shift might argue against the participation of a unique set of interactions involving association of Ntp1p ... identification of strains C3 and C69, with one copy of Ntp1p–Ha6H expressed from the genomic ntp1 + promoter, was verified by Southern blot analysis and immunoblot of whole-cell extracts with anti- Ha ... the regulation of Ntp1p activity under stress relies on the existence of some kind of interaction between Ntp1p and Tps1p, or other elements, that may be lost under the conditions of the in vitro...

Ngày tải lên: 08/03/2014, 23:20

... correlate with the binding affinity between GA and the receptor. The thermodynamic parameters obtained are in the range of those of other interactions with c-CD [15]. The interaction of GA with c-CD ... observed with the interaction of GA and c-CD [21,22]. In addition, the DC p value, )0.14 kcalặmol )1 ặC )1 , is large and negat- ive, which is in the largest range among those of other interactions with ... of molecule number was shown against the logarithm of molecule diameter. Interaction of gymnemic acid with cyclodextrins Y. Izutani et al. 6158 FEBS Journal 272 (2005) 61546160 ê 2005 FEBS Interaction...

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Ngày tải lên: 13/08/2014, 05:21

... value of the amplitude of the states of O FI ẳ 0, with respect to the initial state jC I i at t ẳ 0, increases with increasing t, while the amplitudes of the states of O FI 6ẳ 0 oscillate without substantial ... V dN dE ẳ V hh 1 2cp 3 n 2 r n g ị! 2 dO 2:59ị Interaction of Electrons and Photons 31 Copyright â 2004 Marcel Dekker, Inc. 2 Interaction of Electrons and Photons This chapter provides the ... existence of eigenstates of infinitively large negative n. Since such eigenstates are not Interaction of Electrons and Photons 21 Copyright â 2004 Marcel Dekker, Inc. The Hamiltonian for the energy of...

Ngày tải lên: 23/10/2013, 20:15

... which of the physical and chemical characteristics of particulate air pollution are responsible for health effects? 8. What is the evidence of synergy / interaction of the pollutant with other ... California, prevalence of asthma was not associated with ozone levels among the 12 studied communities (231). On the contrary, prevalence of asthma increased with average levels of O 3 among the ... association. However, difficulties in diagnosis of asthma using self-reporting of symptoms and limitations of prevalence studies with no control of in/out migration could explain these differences....

Ngày tải lên: 17/02/2014, 11:20

... into the interaction of human arginase II with substrate and manganese ions by site-directed mutagenesis and kinetic studies Alteration of substrate specificity by replacement of Asn149 with Asp Vasthi ... spite of the rel- atively low agmatinase activity of the Asn149Asp vari- ant, it is clear that the interactions of arginase II with l-arginine and agmatine are greatly altered by replace- ment of ... blue staining of purified enzymes. Metal-free species of purified enzymes were obtained by incubation for 1 h at 25 °C with 25 mm EDTA and 3 m V. Lo ´ pez et al. Interaction of arginase II with substrate...

Ngày tải lên: 20/02/2014, 02:21

... intensity of the band of unhydrolyzed actin was plotted against the time of incubation. Characterization of actin preparation quality Fluorescence parameters were used for estimation of nativity of ... aggregation of partially folded actin. To obtain more detailed information on the interaction of HSP25 with partially unfolded actin, we analyzed the effect of different quantities of HSP25 on ... parameter A of actin was close to 2.4. Increase of the time of heating at 43 °C leading to decrease of parameter A up to 2.2–2.3 was accompanied by further decrease of the initial rate of polymerization....

Ngày tải lên: 20/02/2014, 23:20

... probable regions of interaction, in agreement with the contacts with GrpE and the results obtained from experiments with mutants. The contact r egions predicted w ith our method and t he implicit model of interaction ... of the protein structure is the detection of regions of interaction by the presence of specific family signatures in the m ultiple s equence alignment a ble t o discriminate different t ypes of ... retained, independent of their classification. Furthermore, a 40% sequence identity cut-off for protein homology is used instead of the present 30% and the definition of the interaction surface is...

Ngày tải lên: 21/02/2014, 15:20

... spectra of a recombinant decorin purified in the absence of chaotropic agents, with the exception of the wavelength of the minimum (215–216 instead of 218 nm) and very different to the spectrum of ... 2002 Interaction of decorin with collagen peptides (Eur. J. Biochem. 269) 1431 with respect to the unmodified ones is not related to the percentage of Lys/Hyl side chains that did not react with ... these data demonstrate the essential role of the positive charge of collagen Lys/Hyl residues for interaction with decorin. DISCUSSION The binding of decorin with fibrillar collagens has been extensively...

Ngày tải lên: 21/02/2014, 15:20

... basal levels of resonance units (GlnK free surface) within seconds. To test the effects of various molecules on the interaction of TnrA with GlnK, 40 nm GlnK (trimer) Fig. 1. Coimmunoprecipitation of TnrA, ... equilibrated with 10 column volumes (10 Ã 0.2 mL) of buffer B, with subsequent washing four times with five volumes of the same buffer. Proteins were eluted with buffer E (buffer B supplemented with 250 ... (SPR) of the GlnK–TnrA interaction As a next step, the interaction of TnrA with GlnK was investigated in vitro by BIAcore SPR detection. For this analysis, a Strep-tag II-tagged variant of GlnK (GlnK-ST)...

Ngày tải lên: 06/03/2014, 00:21

... for the interaction of frog annexin A1 and annexin A2 with dicalcin. Consistently, we observed that the 35 kDa forms of annexin A1 and annexin A2 found in the fraction of the binding proteins of dicalcin (Fig. ... presence of dicalcin and all of the annexins (E) was compared with the calcu- lated sum of each of the initial rates obtained in (B)–(D) (thick dot- ted lines). T. Uebi et al. Role of dicalcin ... Comprehensive interaction of dicalcin with annexins in frog olfactory and respiratory cilia Tatsuya Uebi 1 , Naofumi Miwa 1,2, * and Satoru Kawamura 1,2 1 Department of Biology, Graduate School of Science,...

Ngày tải lên: 07/03/2014, 05:20