Quantitative complex

This modeling is performed on an experimental data set of complexes, where the metal ions of these complexes include transition ion metals and lanthanide ion metals. We use these models to develop a series of new thiosemicarbazone and their complexes; simultaneously, the complexes are worked out the stability constants from the novel models.

9p dianmotminh02 03-05-2024 7 2   Download

Understanding the genetic complexity of traits is an important objective of small grain temperate cereals yield and adaptation improvements. Bi-parental quantitative trait loci (QTL) linkage mapping is a powerful method to identify genetic regions that co-segregate in the trait of interest within the research population. However, recently, association or linkage disequilibrium (LD) mapping using a genome-wide association study (GWAS) became an approach for unraveling the molecular genetic basis underlying the natural phenotypic variation.

17p partimesinhvien 08-05-2020 17 1   Download

In present work, the formation constants, logb110, logb120 and the concentration of [M] and [MLi ] in complex solutions of Cu2+ and the amino acids were determined by using the quantitative electron structure and properties relationships (QESPRs) and quantitative complex and complex relationships (QCCRs). The relative charge nets for complex structures were calculated by using molecular mechanics MM+ and semiempirical quantum chemistry calculations ZINDO/1. The QESPRs and QCCRs models were constructed by the atomic charge net on complex structures and the multivariate regression analysis.

8p kethamoi1 20-11-2019 27 2   Download

The interaction of tungsten(VI) with CV has been investigated in acetone-aqueous medium. The complex has been examined by solvent extraction-spectrophotometry method. In optimum conditions (pH 3; 30% acetone v/v) the ion-association complex of tungsten(VI) with CV was formed with ratio of 2 : 1, and it was extracted quantitatively one time with 5 mL toluene. In organic phase, the complex has maximum absorption at 599 nm with = 11.2 x 104 L.mol -1 .cm-1 , and stable at least 2 hours after extraction.

5p uocvong04 24-09-2015 65 3   Download

We have analyzed several mathematical models that describe inhibition of the factor VIIa–tissue factor complex (VIIa–TF) by tissue factor pathway inhibitor (TFPI). At the core of these models is a common mechanism of TFPI action suggesting that only the Xa–TFPI complex is the inhibitor of the extrinsic tenase activity. However, the model based on this hypothesis could not explain well all the available experimental data. Here, we show that a good quantitative description of all experimental data could be achieved in a model that contains two more assumptions....

16p research12 01-06-2013 36 6   Download

A comparative study of thermodynamic and kinetic aspects of Cu(II) and Ni(II) binding at the N-terminal binding site of human and bovine serum albumins (HSA and BSA, respectively) and short peptide analogues was performed using potentiometry and spectroscopic techniques. It was found that while qualitative aspects of interaction (spectra and structures of complexes, order of reactions) could be reproduced, the quantitative parameters (stability and rate constants) could not.

9p research12 01-06-2013 38 4   Download

RecA protein plays a pivotal role in homologous recombination inEscheri-chia coli. RecA polymerizes on single-stranded (ss) DNA forming a nucleo-protein filament. Then double-stranded (ds) DNA is bound and searched for segments homologous to the ssDNA. Finally, homologous strands are exchanged, a new DNA duplex is formed, and ssDNA is displaced. We report a quantitative analysis of RecA interactions with ss d(pN)n of var-ious structures and lengths using these oligonucleotides as inhibitors of RecA filamentation on d(pT)20....

0p awards 06-04-2013 34 3   Download

The phosphoproteins HPrSerP and CrhP are the main effectors for CcpA-mediated carbon catabolite regulation (CCR) inBacillus subtilis. Complexes of CcpA with HPrSerP or CrhP regulate genes by binding to the catabolite responsive elements (cre). We present a quantitative analysis of HPrSerP and CrhP interaction with CcpA by surface plasmon resonance (SPR) revealing small and similar equilibrium constants of 4.8 ± 0.4 lm for HPrSerP–CcpA and 19.1 ± 2.5 lmfor CrhP–CcpA complex dissoci-ation.

12p awards 06-04-2013 39 2   Download

Transport of presecretory proteins into the mammalian rough endoplasmic reticulum involves a protein translocase that comprises the integral membrane proteins Sec61ap, Sec61bp, and Sec61cp as core components. Electron microscopic analysis of protein translocase in rough micro-somal membranes suggested that between three and four heterotrimeric Sec61p complexes form the central unit of protein translocase.

8p awards 05-04-2013 57 3   Download

Recent studies suggest that diverse types of intronic and small non-coding RNAs play pivotal regulatory roles, often as a part of ribonucleoprotein (RNP) complexes, in a variety of cellular proces-ses such as transcription and translation. Thus, isolation and char-acterization of novel RNP complexes, such as micro RNPs, small nuclear RNPs, small nucleolar RNPs, and heteronuclear RNPs, are crucial to understand the biological systems.

20p galaxyss3 19-03-2013 44 2   Download

Suppose that G is a locally compact abelian group, and write M(G) for the algebra of bounded, regular, complex-valued measures under convolution. A measure µ ∈ M(G) is said to be idempotent if µ ∗ µ = µ, or alternatively if µ takes only the values 0 and 1. The Cohen-Helson-Rudin idempotent theorem states that a measure µ is idempotent if and only if the set {γ ∈ G : µ(γ) = 1} belongs to the coset ring of G, 1. Introduction Let

31p dontetvui 17-01-2013 73 8   Download

Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học General Psychiatry cung cấp cho các bạn kiến thức về ngành y đề tài:Quantitative ultrasound can assess the regeneration process of tissue-engineered cartilage using a complex between adherent bone marrow cells and a three-dimensional scaffold...

8p thulanh12 13-10-2011 39 3   Download

Due to their usefulness in characterizing and manipulating genetic factors responsible for qualitative as well as quantitative traits,molecularmarkersareconsideredto be valuable tools for crop improvement. Theseusesofmolecularmarkershavebeen invaluable in helping researchers understand complex traits, dissect them into singleMendeliangeneticfactors,andestablishtheirchromosomallocationsviatheuse oflinkagemapsand/orcytogeneticstocks.

47p ngovanquang12c3 17-12-2010 94 11   Download

Conclusion: Toward a Science of Implementation Public-health strategies draw largely on quantitative methods—from epidemiology and biostatistics, but also from economics. Clinical practice, including internal medicine, draws on a rapidly expanding knowledge base but remains focused on individual patient care; clinical interventions are rarely population-based. In fact, neither public-health nor clinical approaches alone will prove adequate in addressing the problems of global health.

6p tubreakdance 26-11-2010 102 6   Download

Recent advances in mass spectrometry have rendered it an attractive and versatile tool in industrial and academic research laboratories. As a part of this rapid growth, a considerable body of literature has been devoted to the application of mass spectrometry in clinical studies. In concert with separation techniques such as liquid chromatography, mass spectrometry allows the rapid characterization and quantitative determination of a large array of molecules in complex mixtures.

36p bigbaby87 03-09-2010 114 12   Download