Showing 321 - 340 results of 1,364 for search '"ligand"', query time: 0.05s Refine Results
  1. 321

    QSAR modelling and docking analysis of some thiazole analogues as alfa-glucosidase inhibitors by Muhammad Tukur Ibrahim, Adamu Uzairu, Gideon Adamu Shallangwa, Sani Uba

    Published 2019-06-01
    “…Based on its statistical fitness, the first model was selected and chosen as the studied model and assessed with R2 = 0.906134, R2 adj = 0.89049, Q2cv = 0.86149 and R2 pred = 0.82581. The ligand with the highest binding energy of -11.0 kcal/mol among the other ligands was ligand 13 as indicated by the molecular docking. …”
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  2. 322

    Novel Gallium(III), Germanium(IV), and Hafnium(IV) Folate Complexes and Their Spectroscopic, Thermal Decomposition, Morphological, and Biological Characteristics by Abeer A. El-Habeeb

    Published 2020-01-01
    “…These complexes were synthesized through the chemical interactions in neutralized media between the folic acid drug ligand (FAH2) with GaCl3, GeCl4, and HfCl4 metal salts at 1 : 2 (metal : ligand) molar ratio. …”
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  3. 323
  4. 324

    Coordination Behavior of Ni2+, Cu2+, and Zn2+ in Tetrahedral 1-Methylimidazole Complexes: A DFT/CSD Study by Samuel Tetteh

    Published 2018-01-01
    “…The interaction between metal d-orbitals (donor) and ligand orbitals (acceptor) was also explored using second-order perturbation of the Fock matrix. …”
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  5. 325

    Mechanical forces pattern endocardial Notch activation via mTORC2-PKC pathway by Yunfei Mu, Shijia Hu, Xiangyang Liu, Xin Tang, Jiayi Lin, Hongjun Shi

    Published 2025-02-01
    “…By transiently blocking the heartbeat of E9.5 mouse embryos, we found that Notch activation in the arterial endothelium was dependent on its ligand Dll4, whereas the reduced expression of Dll4 in the endocardium led to a ligand-depleted field, enabling Notch to be specifically activated in AVC and OFT by regional increased shear stress. …”
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  6. 326

    Pembrolizumab plus Pemetrexed and Platinum in Metastatic Non-Squamous Non-Small Cell Lung Cancer: A Real-Life Study at a Portuguese Centre by Maria João Santos, Filipa Ferro, Andrea Machado, Ana Sofia Vilariça, Direndra Hasmucrai, Paula Alves

    Published 2025-02-01
    “… First-line therapy for metastatic non-small-cell lung cancer without targetable mutations is platinum-based chemotherapy plus pembrolizumab if programmed death ligand 1 is < 50%. The aim of this real-life retrospective study is to assess the efficacy and safety of this therapy. …”
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  7. 327

    Kinetics and Mechanism of the Reaction between Chromium(III) and 2,3-Dihydroxybenzoic Acid in Weak Acidic Aqueous Solutions by Athinoula L. Petrou, Vladimiros Thoma, Konstantinos Tampouris

    Published 2010-01-01
    “…The reaction between chromium(III) and 2,3-dihydroxybenzoic acid (2,3-DHBA) takes place in at least three stages, involving various intermediates. The ligand (2,3-DHBA)-to-chromium(III) ratio in the final product of the reaction is 1 : 1. …”
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  8. 328

    Synthesis, Characterization, and Anticancer Activity of New Metal Complexes Derived from 2-Hydroxy-3-(hydroxyimino)-4-oxopentan-2-ylidene)benzohydrazide by Abdou Saad El-Tabl, Moshira Mohamed Abd El-Waheed, Mohammed Ahmed Wahba, Nahla Abd El-Halim Abou El-Fadl

    Published 2015-01-01
    “…Novel metal(II) complexes derived from 2-hydroxy-N′-((Z)-3-(hydroxyimino)-4-oxopentan-2-ylidene)benzohydrazide ligand (H2L) were synthesized and characterized by elemental and thermal analyses (DTA and TGA), IR, UV-VIS, 1H-NMR, ESR and mass spectroscopy, magnetic susceptibilities, and conductivities measurements. …”
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  9. 329

    NEW MX2 AND M’Cl3 (M = Cu, Zn; M’= Y, Dy, Pr; X = Cl, Br) MALEATO COMPLEXES AND TETRAPHENYLANTIMONY FORMIATE ADDUCT: SYNTHESIS AND INFRARED STUDY by DAME SEYE, CHEIKH ABDOUL KHADIR DIOP, ASSANE TOURE, LIBASSE DIOP

    Published 2018-03-01
    “…The maleate anion behaves as a bidentate, a monochelating, a bichelating or a tetradentate ligand while the formiate anion behaves as a monodentate ligand. …”
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  10. 330

    Photoinduced energy-transfer in covalently and non-covalently linked supramolecular arrays of metal polypyridyl complexes by Michael D. Ward

    Published 1999-01-01
    “…In the first type the components (metal polypyridyl complexes) are covalently linked by using the bridging ligand 2,2′:3′,2″:6″,2′″-quaterpyridine, which has two inequivalent bipyridyl chelating sites in close proximity. …”
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  11. 331

    Analysis of Progress and Challenges of EGFR-Targeted Molecular Imaging in Cancer With a Focus on Affibody Molecules by Weizhi Chen MD, Baozhong Shen MD, PhD, Xilin Sun PhD

    Published 2019-01-01
    “…Each substrate or probe, whether it is an endogenous ligand, antibody, peptide, or small molecule labeled with fluorochrome or radionuclide, has unique advantages and limitations. …”
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  12. 332

    Computational Studies of 4-Formylpyridinethiosemicarbazone and Structural and Biological Studies of Its Ni(II) and Cu(II) Complexes by Mydhili P. Sripathi, Sireesha Berely, Chittireddy Venkata Ramana Reddy

    Published 2019-01-01
    “…These complexes also promote hydrolytic cleavage of plasmid pBR322. The ligand (H4FPT) and its complexes showed moderate-to-good activity against Gram-positive and Gram-negative bacterial strains. …”
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  13. 333

    Determination of Trace Amount of Cadmium by Atomic Absorption Spectrometry in Table Salt after Solid Phase Preconcentration Using Octadecyl Silica Membrane Disk Modified by a New D... by Mahmood Payehghadr, Sousan Esmaeilpour, Mohammad Kazem Rofouei, Laleh Adlnasab

    Published 2013-01-01
    “…The method is based on the adsorption of Cd on 1,2-bis(pyridin-2-ylmethylene) hydrazine as Schiff base ligand on silica-C18 disk. The effects of several factors such as type and concentration of the eluent, pH of sample solution, amount of ligand, and breakthrough volume have been optimized based on one variable at a time. …”
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  14. 334

    Synthesis and Crystal Structure of the Bioinorganic Complex [Sb(Hedta)]·2H2O by Di Li, Guo-Qing Zhong

    Published 2014-01-01
    “…The Sb(III) ion is five-coordinated by two amido N atoms and three carboxyl O atoms from a single Hedta3− ligand, forming a distorted trigonal bipyramid geometry. …”
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  15. 335

    Recent Advances in Biosensors Using Enzyme-Stabilized Gold Nanoclusters by Myeong-Jun Lee, Jeong-Hyeop Shin, Seung-Hun Jung, Byung-Keun Oh

    Published 2024-12-01
    “…As a result, the properties of AuNCs and their formation are determined by the ligand, so the selection of the ligand is important. …”
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  16. 336

    Revealing the electron driven mechanism in metal catalyzed Kumada cross coupling reaction by Noriyuki Takai, Takuro Tsutsumi, Kenichiro Saita, Tetsuya Taketsugu, Takao Tsuneda

    Published 2025-02-01
    “…Abstract The electron motion mechanism of the metal-catalyzed Kumada cross-coupling reaction, which synthesizes biphenyl from chlorobenzene and phenylmagnesium chloride (a Grignard reagent) using a palladium (Pd) complex with an auxiliary phosphine ligand, is elucidated. This analysis is grounded in reactive orbital energy theory (ROET), enabling the examination of electron motions in comprehensive chemical reactions. …”
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  17. 337

    Synthesis, Characterization, and Catalytic Activity of Pd(II) Salen-Functionalized Mesoporous Silica by Rotcharin Sawisai, Ratchaneekorn Wanchanthuek, Widchaya Radchatawedchakoon, Uthai Sakee

    Published 2017-01-01
    “…Salen ligand synthesized from 2-hydroxybenzaldehyde and 2-hydroxy-1-naphthaldehyde was used as a palladium chelating ligand for the immobilization of the catalytic site. …”
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  18. 338

    New Boric Acid Derivative with Some of Its Complexes and Study the Biological and Anticancer Activity by Alaa Abdullah Majeed, Asmaa Mohammed Noori

    Published 2025-01-01
    “… A new ligand (5-(2-benzamido-N-methylacetamido)-4-((3,4,5-trimethoxycyclohexa-1,3-dien-1-yl) methyl) pyrimidine-2-yl) amino)boric acid was synthesized by the reaction of trimethoprim amide derivative with boric acid, as well as its metal complexes with Co (II), Ni (II), and Pt (IV). …”
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  19. 339

    Synthesis and Characterization of Oxidovanadium(IV) Complexes of 2-((E)-(6-Fluorobenzo[d]thiazol-2-ylimino)methyl)-6-methoxyphenol and Their Antimicrobial, Antioxidant, and DNA-Bin... by K. Savithri, H. D. Revanasiddappa

    Published 2018-01-01
    “…Two novel oxidovanadium(IV) complexes with a new bidentate (O- and N-) imine-based ligand 2-((E)-(6-fluorobenzo[d]thiazol-2-ylimino)methyl)-6-methoxyphenol (HL) were synthesized under in situ experimental condition where VOSO4 acts as a kinetic template in the ratio 2 : 1 (L : M) and mixed ligand complex using 1,10-phenanthroline (phen) in 1 : 1 : 1 (L : M : phen) ratio. …”
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  20. 340

    Exploration of Potent Human α-Glucosidase Inhibitors Using In Silico Approaches: Molecular Docking, DFT, Molecular Dynamics Simulations, and MMPBSA by Jyoti Bashyal, Bimal Kumar Raut, Siddha Raj Upadhyaya, Kabita Sharma, Niranjan Parajuli

    Published 2024-01-01
    “…The subsequent analysis of MMPBSA indicating a higher binding free energy of these compounds compared to reference ligand, acarbose further strengthened the validity of these findings. …”
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