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báo cáo khoa học: " Sgt1, but not Rar1, is essential for the RB-mediated broad-spectrum resistance to potato late blight" pptx
... to these sequences These results suggest that both copies of the potato Sgt1 gene are likely silenced in the RNAi silencing line Therefore, it appears that silencing both of the Sgt1 genes is not ... aphid resistance, but the same plants still held the Mi-1-mediated root-knot nematode resistance These results support the hypothesis that plant R proteins differ in the amounts of SGT1 needed ... likely silenced both copies of the Sgt1 gene and the Sgt1 gene plays the key role in the pathway Our results provide further evidence for the universal role of the Sgt1 gene in various R gene-mediated...
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Tài liệu Báo cáo Y học: The insert within the catalytic domain of tripeptidyl-peptidase II is important for the formation of the active complex potx
... characteristics when overexpressed in human 293-cells The main objective of the present work was to find an explanation for this phenomenon It is demonstrated that the formation of the active complex is ... in a region within the catalytic domain This is the first evidence that this region is involved in the formation of the active complex MATERIALS AND METHODS transfected with the pcDNA3 vector alone ... homodimers The insert within the catalytic domain is of importance for complex formation No functional significance has previously been ascribed to the insert between Asp and His of the catalytic domain...
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Báo cáo khoa học: N-Glycosylation is important for the correct intracellular localization of HFE and its ability to decrease cell surface transferrin binding pptx
... (Fig 4A) Although these results attest to the importance of N-glycosylation for the normal cellular localization of HFE, we wondered whether this was a cumulative effect or whether there are ... tendency towards a mixed phenotype for the partially glycosylated mutants Therefore, although cells expressing either the double or single mutants showed incorporation into the ERC and punctate patterns ... remains unclear, however, whether this deficiency is occurring solely as a result of protein mislocalization or whether there might be glycosylation events that are of specific relevance for this...
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Báo cáo khoa học: YidC is required for the assembly of the MscL homopentameric pore potx
... did not have a significant impact on the level of the MscL–HA complex, suggesting that the Sec translocon is dispensable for the oligomerization of the MscL subunits Discussion We have analysed the ... be unaltered upon YidC depletion (Fig 4A, left panel) The reason for this discrepancy is not clear, but might be explained by the structural constraints of the respective mutants used for the assays ... membranes is equal to that of the non-depleted IMVs This indicates that YidC is required for assembly of the MscL complex (Fig 5) To investigate the role of the Sec translocon in formation of the MscL–HA...
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Báo cáo khoa học: A characteristic Glu17 residue of pig carnitine palmitoyltransferase 1 is responsible for the low Km for carnitine and the low sensitivity to malonyl-CoA inhibition of the enzyme docx
... of carnitine: mm (for standard comparison with other published data), and a concentration equal to the Km for carnitine of each enzyme (for comparison between mutants) In this article, we show ... In this model, Asp17 does not face the C-terminal fragment A possible explanation for this is that, in the case of CPT1B, the docking of the N-terminal fragment might differ from that of the established ... and expression of the liver and muscle isoforms of ovine carnitine palmitoyltransferase 1: residues within the N-terminus of the muscle isoform influence the kinetic properties of the enzyme Biochem...
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Báo cáo khoa học: Direct CIII–HflB interaction is responsible for the inhibition of the HflB (FtsH)-mediated proteolysis of Escherichia coli r32 by kCIII docx
... From these results, we suggest that the inhibition of r32 by CIII is due to a direct CIII–HflB interaction Results In vitro proteolysis of r32 by HflB requires ATP The proteolysis of r32 by HflB is ... apply only for CII? We examined the mode of the inhibitory action of CIII on proteolysis of the heat shock sigma factor r32, another substrate of HflB Like proteolysis of CII, r32 proteolysis requires ... substrates, for which the mechanism of proteolysis is probably somewhat different [21] Whether kCIII would act as an inhibitor for such substrates (e.g SecY, YccA, Foa) remains to be seen However, the...
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Báo cáo khoa học: PSI1 is responsible for the stearic acid enrichment that is characteristic of phosphatidylinositol in yeast pdf
... subdomains of the endoplasmic reticulum (ER) where the two enzymes may be localized) results in different fatty acid compositions of PS and PI The other is that, after its synthesis, PI is further ... These proteins belong to the ‘membrane-bound O-acyltransferase’ family, comprising a family of acyltransferases not yet reported for yeast at the time of our search, and which was therefore not ... yeast The first hypothesis, previously raised for plant cells [33], involves the synthesis of two kinds of CDP-DAG molecules: the first type containing stearic acid at the sn-1 position would be the...
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Hướng dẫn khắc phục lỗi “username is not in the sudoers file...” trong Ubuntu doc
... Finished Sau đó: - Tại giao diện dòng lệnh, gõ: sudo cp /etc/sudoers /etc/sudoers.backup sudo nano /etc/sudoers - Và nhập đoạn mã vào file hiển thị: # # This file MUST be edited with the 'visudo' ... content in /etc/sudoers.d/ instead of # directly modifying this file # # See the man page for details on how to write a sudoers file # Defaults env_reset # Host alias specification # User alias specification ... Tại hình tiếp theo, chọn Check all file systems - Nhấn Enter hệ thống hiển thị thông báo: Finished, press Enter - Tiếp theo, chọn Drop to root shell prompt: - Khi...
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Báo cáo khoa học: Redox reaction between amino-(3,4-dihydroxyphenyl)methyl phosphonic acid and dopaquinone is responsible for the apparent inhibitory effect on tyrosinase doc
... decomposition of the phosphonic o-quinone) the values obtained are not very precise (150 mV for Dopa and 195 mV for compound 1), but indicate that the formation of the phosphonic o-quinone is not favored ... the decomposition of the o-quinone (at least the one generated chemically) does not proceed via the quinone methide tautomer of the phosphonic acid This pathway has also been discounted for the ... did not differ much from that for tyrosine There was also little difference between the reaction rates for Dopa and 4-t-butylcatechol [22] These results are explained by the requirement for the...
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Báo cáo hóa học: " Research Article Interference Management Schemes for the Shared Relay Concept" docx
... follows: (i) the BS transmits a signal to the relay while the MS is silent, that is, the DL, (ii) the MS transmits its signal to the relay while the BS is silent, that is, the UL and (iii) the relay ... scalars The notation A∗ denotes the Hermitian transpose of matrix A The letter E denotes expectation, min{a, b} denotes the minimum of a and b, |a| is the magnitude of the complex number a, and a is ... is created from the BS-RS link In summary, this figure shows that the performance is limited by phase III when the MSs is away from the cell edge and by phase I when it is near the cell edge Therefore...
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Báo cáo sinh học: " Research Article Global Optimal Regularity for the Parabolic Polyharmonic Equations" pptx
... our proof Proof of the Main Result In this section, we will finish the proof of the main result, Theorem 1.9 Just as , we will use the following two lemmas The first lemma is the following integral ... result 3.10 Now we are ready to prove the main result, Theorem 1.9 Proof In the following by the elementary approximation argument as 3, 12 it is sufficient to consider the proof of 1.8 under the ... is said to satisfy the global Δ2 condition, denoted by φ ∈ Δ2 , if there exists a positive constant K such that for every s > 0, φ 2s ≤ Kφ s 1.10 Moreover, a Young function φ is said to satisfy...
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báo cáo hóa học:" Research Article ¨ Gruss-Type Bounds for the Covariance of Transformed Random Variables" potx
... y−w b Before proving the theorem, a few clarifying notes follow If there is no “useful information” see Zitikis for the meaning about the location of the means E v X and E w Y inside the intervals ... First, for any event A, the probability P A is the expectation E 1{A} of the indicator 1{A}, which is a random variable taking on the value if the event A happens, and otherwise Hence, C x, y is ... calculate D For this, we use the above formulas for the three cumulative distribution functions and see that C x, y xy x2 − 1 − y2 /4 The negative sign of C x, y for all x, y ∈ 0, reveals that the random...
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báo cáo hóa học:" Research Article A New Technique for the Digitization and Restoration of Deteriorated Photographic Negatives" pptx
... across the emulsion because the separated acetate attenuates the light that would otherwise pass through that portion of the emulsion The result is an artifact or a photometric distortion of the ... stripes The initial pass is captured with only the display device in the scene to acquire a base case for the Gaussian parameters σ and X0 The next pass of the stripes is captured with the document ... 9(c) This test provided the groundwork for estimating the feasibility of the scanner The planar test demonstrated the noise introduced by the perspective projection of the imaging device This can...
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Báo cáo hóa học: " Research Article A Hybrid Technique for the Periodicity Characterization of Genomic Sequence Data" ppt
... finite length numerical sequence x[n] is defined as N −1 x[n]x[(n − ρ) mod N], (5) n=0 where n is the sequence index, ρ is the lag, and N is the length of the sequence The application of the autocorrelation ... where k is the discrete frequency index Since the DFT has sinusoidal basis functions, the notion of periodicity in the Fourier sense is described in terms of the frequencies of those basis functions ... may be helpful for biologists who have conventionally used either the autocorrelation (α = 0) or the Fourier transform (α = 1) For the purpose of sequence periodicity visualization, for example,...
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Báo cáo hóa học: " Research Article New Trace Bounds for the Product of Two Matrices and Their Applications in the Algebraic Riccati Equation" potx
... is that tr K /n is the average value of the optimal cost J ∗ as x0 varies over the surface of a unit sphere Therefore, consider its applications, it is important to discuss trace bounds for the ... denote the diagonal elements, the eigenvalues, the singular values of A, respectively, Let tr A , AT denote the trace, the transpose of A, respectively We define A AT /2 The notation A > A ≥ is ... product is nonsymmetric in theory and practice There are some results in 13–15 In this paper, we propose new trace bounds for the product of two general matrices The new trace bounds improve the...
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Báo cáo hóa học: " Research Article Interference Robust Transmission for the Downlink of an OFDM-Based Mobile Communications System" docx
... that the channel is time-invariant during each frame The filter update equation for the projection filter is given, for example, in [21] Using the normalized version of the LMS algorithm to allow for ... gains up to 14 dB have been noticed The superior performance of the proposed scheme is confirmed by the given closed-form analysis of the raw BEP Therefore, by exploiting the additional degrees of ... stands for the analytical MMSE solution transmission the coding gain is not high enough in this case However, also for this modulation and coding scenario an increase in DIR boosts the performance...
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Báo cáo hóa học: " Research Article Fixed Point Methods for the Generalized Stability of Functional Equations in a Single Variable" ppt
... of the nonlinear equation f x F x, f η x 1.10 The main result is seen to slightly extend the Ulam-Hyers stability previously given in 31, Theorem As a direct consequence of this result, the ... stability of the linear equation f x g x ·f η x h x is highlighted Notice that in all these equations, f is the unknown function and the other ones are given mappings Our principal tool is the following ... that the following hold i c is a fixed point of J, that is, w◦c◦η x c x hx , ∀x ∈ G Ew,η The mapping c is the unique fixed point of J in the set F {g ∈ E, d f, g < ∞} 2.3 This says that c is the...
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Báo cáo hóa học: " Research Article Interference Robust Transmission for the Downlink of an OFDM-Based Mobile Communications " pptx
... that the channel is time-invariant during each frame The filter update equation for the projection filter is given, for example, in [21] Using the normalized version of the LMS algorithm to allow for ... gains up to 14 dB have been noticed The superior performance of the proposed scheme is confirmed by the given closed-form analysis of the raw BEP Therefore, by exploiting the additional degrees of ... stands for the analytical MMSE solution transmission the coding gain is not high enough in this case However, also for this modulation and coding scenario an increase in DIR boosts the performance...
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Báo cáo hóa học: " Research Article Fixed-Point Algorithms for the Blind Separation of Arbitrary Complex-Valued Non-Gaussian Signal Mixtures" pptx
... s(k) contains multiple complex noncircular Gaussian-distributed sources, a situation distinct from the real-valued case The key concept behind these novel results is the relaxing of the circularity ... into the mixing matrix A within the model in (1) Note that this structure says nothing about the independence of sR (k) and sI (k) (e.g., they can be statistically dependent) or about the distribution ... of the importance of the kurtosis in our derivations, we will define the kurtosis operator for a complex random variable s(k) as s(k) m i=1 where ≤ λ ≤ Then, the symmetric kurtosis of si (k) is...
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Báo cáo y học: "Pro-apoptotic Bid is required for the resolution of the effector phase of inflammatory arthritis" pdf
... measurements for arthritis GKH was the pathologist who analyzed the tissue sections HP supervised all the work and wrote the majority of the manuscript Acknowledgements This work is supported ... document a synergistic role for the extrinsic and intrinsic apoptotic pathways in inflammatory arthritis Bid, which is the focal point between these two apoptotic pathways, is essential for the resolution ... 5) These data suggest that the failure to resolve the arthritis in Bid-/- mice may be due to an inability to delete the autoreactive cells in the joint Discussion Over the past years the notion...
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