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Page 1
Improved Metal Cation Optosensing Membranes through the Incorporation of Sulphated Polysaccharides.
Santos PRM, Johny A, Silva CQ, Azenha MA, Vázquez JA, Valcarcel J, Pereira CM, Silva AF. Santos PRM, et al. Molecules. 2022 Aug 7;27(15):5026. doi: 10.3390/molecules27155026. Molecules. 2022. PMID: 35956976 Free PMC article.
The sulphated polysaccharides, such as ulvan, fucoidan and chondroitin sulfate, were extracted from by-products and wastes of marine-related activities. The membranes were developed for the analysis of aluminum. The variation in the visible absorbance of the sensor membran …
The sulphated polysaccharides, such as ulvan, fucoidan and chondroitin sulfate, were extracted from by-products and wastes of marine-related …
Anti-Electrostatic Main Group Metal-Metal Bonds That Activate CO2.
Tang CK, Li YZ, Ma F, Cao Z, Mo Y. Tang CK, et al. J Phys Chem Lett. 2021 Aug 12;12(31):7545-7552. doi: 10.1021/acs.jpclett.1c02134. Epub 2021 Aug 4. J Phys Chem Lett. 2021. PMID: 34347488
The first concerns the ionic nature of the metal-metal bonds. The experimentally synthesized low valent aluminum compound with a bidentate beta-diketiminate (BDI) ligand, or (BDI)Al(I) in brief, is a Lewis base due to the lone pair on the aluminum cation thou …
The first concerns the ionic nature of the metal-metal bonds. The experimentally synthesized low valent aluminum compound with a bide …
Al3+ solvation in solutions of aluminum nitrate in a protic ionic liquid: Nuclear magnetic resonance verification of the solvation shell composition.
Matveev VV, Ievlev A, Šoltésová M, Štěpánková H, Lähderanta E, Varela LM. Matveev VV, et al. Magn Reson Chem. 2022 Feb;60(2):221-225. doi: 10.1002/mrc.5220. Epub 2021 Oct 6. Magn Reson Chem. 2022. PMID: 34561911
The closest environment of Al(3+) cations was analyzed in detail in solutions of aluminum nitrate in the prototypical protic ionic liquid ethyl ammonium nitrate (EAN) using (1) H and (14) N nuclear magnetic resonance (NMR) spectra. For Al (NO(3) )(3) -EAN mixtures with dif …
The closest environment of Al(3+) cations was analyzed in detail in solutions of aluminum nitrate in the prototypical protic ionic li …
Epigenetic Control of Plant Response to Heavy Metal Stress: A New View on Aluminum Tolerance.
Gallo-Franco JJ, Sosa CC, Ghneim-Herrera T, Quimbaya M. Gallo-Franco JJ, et al. Front Plant Sci. 2020 Dec 16;11:602625. doi: 10.3389/fpls.2020.602625. eCollection 2020. Front Plant Sci. 2020. PMID: 33391313 Free PMC article. Review.
High concentrations of heavy metal (HM) ions impact agronomic staple crop production in acid soils (pH 5) due to their cytotoxic, genotoxic, and mutagenic effects. Among cytotoxic ions, the trivalent aluminum cation (Al(3+)) formed by solubilization of aluminum …
High concentrations of heavy metal (HM) ions impact agronomic staple crop production in acid soils (pH 5) due to their cytotoxic, genotoxic, …
Aluminum-sensitive mutants of Saccharomyces cerevisiae.
Schott EJ, Gardner RC. Schott EJ, et al. Mol Gen Genet. 1997 Mar 18;254(1):63-72. doi: 10.1007/s004380050391. Mol Gen Genet. 1997. PMID: 9108291
We are developing budding yeast, Saccharomyces cerevisiae, as a genetic system for the study of tolerance to the trivalent aluminum cation (Al3+). We have isolated eight mutants that are more sensitive to Al3+ than the wild type. ...
We are developing budding yeast, Saccharomyces cerevisiae, as a genetic system for the study of tolerance to the trivalent aluminum …
TDDFT study on aluminum and fluoride dual-sensing mechanism of a Schiff-Base sensor.
Liu D, Wang JP, Li GY, Zhou CH. Liu D, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2019 Mar 15;211:44-51. doi: 10.1016/j.saa.2018.11.043. Epub 2018 Nov 16. Spectrochim Acta A Mol Biomol Spectrosc. 2019. PMID: 30503987
The aluminum and fluoride dual-sensing mechanism of a previously reported sensor with a Schiff-base moiety (Spectrochim. ...Therefore, it is theoretically explained why the sensor may be successfully used to analyze the fluoride anion by absorption spectroscopy and the …
The aluminum and fluoride dual-sensing mechanism of a previously reported sensor with a Schiff-base moiety (Spectrochim. ...Therefore …
Reversible Luminescent Nanoswitches Based on Aggregation-Induced Emission Enhancement of Silver Nanoclusters for Luminescence Turn-on Assay of Inorganic Pyrophosphatase Activity.
Tang C, Feng H, Huang Y, Qian Z. Tang C, et al. Anal Chem. 2017 May 2;89(9):4994-5002. doi: 10.1021/acs.analchem.7b00319. Epub 2017 Apr 12. Anal Chem. 2017. PMID: 28372359
This AIEE feature enables AgNCs in sensitive response to pH and temperature in a reversible way, allowing the two nanoswitches to precisely monitor the change of environmental pH and temperature. Complexation reactions among AgNCs, aluminum cation and PPi were also …
This AIEE feature enables AgNCs in sensitive response to pH and temperature in a reversible way, allowing the two nanoswitches to precisely …
Solvent effect on cation-π interactions with Al3+.
Larrucea J. Larrucea J. J Mol Model. 2012 Sep;18(9):4349-54. doi: 10.1007/s00894-012-1433-0. Epub 2012 May 13. J Mol Model. 2012. PMID: 22581060
Five different complexes between an aluminum cation and different molecules containing aromatic rings were studied, and the degree of hydration of each complex was varied. Results indicated that cation-pi interactions vanish when the aluminum cation …
Five different complexes between an aluminum cation and different molecules containing aromatic rings were studied, and the de …
A novel highly selective colorimetric sensor for aluminum (III) ion using Schiff base derivative.
Wang DF, Ke YC, Guo HX, Chen J, Weng W. Wang DF, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2014 Mar 25;122:268-72. doi: 10.1016/j.saa.2013.11.063. Epub 2013 Nov 21. Spectrochim Acta A Mol Biomol Spectrosc. 2014. PMID: 24316541
The as-prepared compound showed effective colorimetric single selectivity and high sensitivity for aluminum cation in CH3CN/H2O (1:3) binary solutions. The detection limit is 1.010(-8) M Al(3+) based on UV-vis changes....
The as-prepared compound showed effective colorimetric single selectivity and high sensitivity for aluminum cation in CH3CN/H2 …
Aluminum monocation basicity and affinity scales.
Gal JF, Yáñez M, Mó O. Gal JF, et al. Eur J Mass Spectrom (Chichester). 2015;21(3):517-32. doi: 10.1255/ejms.1321. Eur J Mass Spectrom (Chichester). 2015. PMID: 26307732
Literature aluminum cation affinities (enthalpy scale) and basicities (Gibbs energy scale) are tabulated and discussed. ...A brief comparison of the Al(+) basicity scales and other gas- phase cation basicities is presented....
Literature aluminum cation affinities (enthalpy scale) and basicities (Gibbs energy scale) are tabulated and discussed. ...A b …
20 results