Results 51 to 60 of about 47,133 (204)

Synthesis and properties of cationic derivaties of meso-tetra(4-pyridyl)porphyrin

open access: yesТонкие химические технологии, 2009
Synthesis of amphyphilic cationic meso-pyridilsubstituted porphyrins bearing long chain alkyl groups is described. An improved methods of preparation of tetra- and mono-alkylsubstituted meso-pyridil porphyrins are proposed.
N. V. Novikov   +5 more
doaj  

Interaction of Some Asymmetrical Porphyrins with U937 Cell Membranes–In Vitro and In Silico Studies

open access: yesMolecules, 2023
The aim of the present study was to assess the effects exerted in vitro by three asymmetrical porphyrins (5-(2-hydroxyphenyl)-10,15,20-tris-(4-acetoxy-3-methoxyphenyl)porphyrin, 5-(2-hydroxyphenyl)-10,15,20-tris-(4-acetoxy-3-methoxyphenyl ...
Dragos Paul Mihai   +7 more
doaj   +1 more source

Recent Applications of Mesoporous Silica Nanoparticles in Gene Therapy

open access: yesAdvanced Healthcare Materials, EarlyView.
The review summarizes the synthesis of mesoporous silica nanoparticles (MSNs) with modifiable surface properties, functionalization strategies, mechanism of therapeutic payload release, and current applications in gene therapy, focusing on their capabilities in the targeted delivery of therapeutic nucleic acids, CRISPR‐Cas systems, and other genetic ...
Tamanna Binte Huq   +4 more
wiley   +1 more source

Computational Simulations of Metal–Organic Frameworks to Enhance Adsorption Applications

open access: yesAdvanced Materials, EarlyView.
This review highlights the significance of molecular simulations in expanding the understanding of metal–organic frameworks (MOFs) and improving their gas adsorption applications. The historical development and implementation of molecular simulations in the MOF field are given, high‐throughput computational screening studies used to unlock the ...
Hilal Daglar   +3 more
wiley   +1 more source

Visible Fluorescence Emission from Self-assembled Porphyrin Nanotubes [PDF]

open access: yesarXiv, 2009
Porphyrin nanotubes (PNTs) are prepared by self-assembly using meso-tetrakis (4-sulfonatophenyl) porphyrin and Fe(III) meso-Tetra (N-Methyl-4-Pyridyl) porphyrin in water as starting materials. Long tubes of about one micron diameter are formed with bunches of smaller tubes attached to it, as judged from the analysis of HRTEM images.
arxiv  

Porphyrinic metal-organic frameworks for biological applications

open access: yesAdvanced Sensor and Energy Materials, 2023
Porphyrins and their derivatives have been extensively applied in various fields owing to their photophysical and electrochemical properties. However, the drawbacks of self-aggregation and self-quenching in aqueous media limit their biological ...
Li-Jian Chen, Xu Zhao, Xiu-Ping Yan
doaj  

Entropy analysis of nickel(II) porphyrins network via curve fitting techniques

open access: yesScientific Reports, 2023
Nickel(II) porphyrins typically adopt a square planar coordination geometry, with the nickel atom located at the center of the porphyrin ring and the coordinating atoms arranged in a square plane.
Muhammad Talha Farooq   +2 more
doaj   +1 more source

Synthetic Aspects and Characterization Needs in MOF Chemistry – from Discovery to Applications

open access: yesAdvanced Materials, EarlyView.
Overcoming the challenges of phase discovery, synthesis optimization and scale‐up, characterization, and computational studies is essential to accelerate the large‐scale application of MOFs. Life‐cycle analyses and techno‐economic analyses need to be performed to realistically assess their potential for industrial relevance.
Bastian Achenbach   +4 more
wiley   +1 more source

Synthesis and properties amphiphilic meso-arylsubstituted porphyrins

open access: yesТонкие химические технологии, 2007
Synthesis of amphiphilic meso-arylsubstituted porphyrins with hydrophobic long chain groups and with terminal carboxylic and hydroxylic groups via dipyrrolylmethanes and with the use of monopyrrolic condensation is described.
I. N. Fedulova   +5 more
doaj  

Rational Design of Metal–Organic Frameworks for Pancreatic Cancer Therapy: from Machine Learning Screening to In Vivo Efficacy

open access: yesAdvanced Materials, EarlyView.
This work explores the MOF landscape to select a single, optimal candidate for successfully delivering cancer drugs (gemcitabine, paclitaxel, SN‐38) into tough pancreatic tumors. Machine learning and simulations guide this search, demonstrating colloidal stability, excellent biocompatibility, cellular uptake, and sustained release.
Francesca Melle   +9 more
wiley   +1 more source

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