Results 91 to 100 of about 9,393 (223)

Mitochondrial oxidative stress and epilepsy in SOD2 deficient mice: Attenuation by a lipophilic metalloporphyrin

Neurobiology of Disease, 2012
Epileptic seizures are a common feature associated with inherited mitochondrial diseases. This study investigated the role of mitochondrial oxidative stress in epilepsy resulting from mitochondrial dysfunction using cross-bred mutant mice lacking ...
Li-Ping Liang, Simon Waldbaum, Shane Rowley, Ting-Ting Huang, Brian J. Day, Manisha Patel   +5 more
doaj   +1 more source

Molecular Orbital Studies of Nitrosyl Metalloporphyrin Complexes [PDF]

, 2001
Molecular orbital calculations are applied to the study of the structure and bonding of nitrosyl metalloporphyrin complexes. The Fenske-Hall approximate molecular orbital method and the Amsterdam Density Functional (ADF) method are used. The calculations
Brown, Genevive, Graham, John P.
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Cationic Mn2+/H+ exchange leading a slow solid-state transformation of a 2D porphyrinic network at ambient conditions [PDF]

, 2017
Metalloporphyrins exhibit outstanding chemical, physical and biological properties in dissolution, however, it is a challenge to synthesize them as stable solid frameworks. Long-time stability is crucial for future applications of these materials, and we
Amayuelas López, Eder, Arriortua Marcaida, María Isabel, Barandika Argoitia, Miren Gotzone, Bazán Blau, Begoña del Pilar, Fidalgo Marijuan, Arkaitz, Lezama Diago, Luis María, Urtiaga Greaves, Miren Karmele   +6 more
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Recent Advances in Solid Catalysts Obtained by Metalloporphyrins Immobilization on Layered Anionic Exchangers: A Short Review and Some New Catalytic Results

Molecules, 2016
Layered materials are a very interesting class of compounds obtained by stacking of two-dimensional layers along the basal axis. A remarkable property of these materials is their capacity to interact with a variety of chemical species, irrespective of ...
Shirley Nakagaki, Karen Mary Mantovani, Guilherme Sippel Machado, Kelly Aparecida Dias de Freitas Castro, Fernando Wypych   +4 more
doaj   +1 more source

Biomimetic Conversion of Glucose to Organic Acid Facilitated by Metalloporphyrin under Mild Conditions

BioResources, 2016
Biomimetic catalytic conversion of carbohydrates to low-molecular weight (LWM) organic acids was investigated in the presence of sulfonated metalloporphyrins (MTSPP, M = Fe, Mn, Co, Cu), with dioxygen as the oxidant.
Qiang Liu, Xiaohui Bai, Guixiang Feng, Ze Tan, Qing Jiang, Cancheng Guo   +5 more
doaj   +1 more source

Chemically Engineering Magnetic Anisotropy of 2D Metalloporphyrin

Advanced Science, 2017
Continuous miniaturization of magnetic units in spintronics devices inspires efforts to search for novel 2D magnetic materials with giant magnetic anisotropy energy (MAE).
Peng Wang, Xue Jiang, Jun Hu, Jijun Zhao
doaj   +1 more source

Emerging Applications of Porphyrins and Metalloporphyrins in Biomedicine and Diagnostic Magnetic Resonance Imaging

Biosensors, 2018
In recent years, scientific advancements have constantly increased at a significant rate in the field of biomedical science. Keeping this in view, the application of porphyrins and metalloporphyrins in the field of biomedical science is gaining ...
Muhammad Imran, Muhammad Ramzan, Ahmad Kaleem Qureshi, Muhammad Azhar Khan, Muhammad Tariq   +4 more
doaj   +1 more source

Metallic Axial Asymmetry in Dome‐Like Iron Porphyrins Boosts Advanced Oxidation Processes: Implication of Allosteric Effect of Heme Peroxidases

Small Structures
The remarkable catalytic activity of heme enzymes originates from distinctive allosteric effects mediated by macrocyclic deformations. However, the role of dome‐type deformation remains poorly understood.
Junhao Gao, Qiuhua Liu, Yusheng Zhang, Zhihong Fang, Wenping Guo, Zhenfang Zhang, Lei Bao, Tianyi Ma, Zaichun Zhou   +8 more
doaj   +1 more source

Potentiometric Sensors for Iodide and Bromide Based on Pt(II)-Porphyrin

Sensors, 2018
Pt(II) 5,10,15,20-tetra(4-methoxy-phenyl)-porphyrin (PtTMeOPP) was used in the construction of new ion-selective sensors. The potentiometric response characteristics (slope and selectivity) of iodide and bromide-selective electrodes based on (PtTMeOPP ...
Dana Vlascici, Nicoleta Plesu, Gheorghe Fagadar-Cosma, Anca Lascu, Mihaela Petric, Manuela Crisan, Anca Belean, Eugenia Fagadar-Cosma   +7 more
doaj   +1 more source

Phosphine-porphyrin conjugates : a thesis presented in partial fulfilment of the requirements for the degree of Masterate of Science in Chemistry at Massey University, New Zealand [PDF]

, 2000
The research carried out in this thesis comprises an investigation into the synthesis and characterisation of a variety of complexed phosphine-aldehydes, complexed phosphinoporphyrins, and phosphinoferrocene conjugates.
Lun, David James
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