نتایج جستجو برای: pd complex

تعداد نتایج: 838442  

Journal: :Virology 2006
William J Lucas

Plants viruses spread throughout their hosts using a number of pathways, the most common being movement cell to cell through plasmodesmata (PD), unique intercellular organelles of the plant kingdom, and between organs by means of the vascular system. Pioneering studies on plant viruses revealed that PD allow the cell-to-cell trafficking of virally encoded proteins, termed the movement proteins ...

Journal: :Proceedings of the National Academy of Sciences 1998

2011
Benjamin F. Wicker Rachel Seaman Norris W. Hoffman James H. Davis Richard E. Sykora

The title acesulfamate complex, [Pd(C(30)H(22)FO(2)P(2))(C(4)H(4)NO(4)S)], contains a four-coordinate Pd(II) ion with the expected, although relatively distorted, square-planar geometry where the four L-Pd-L angles range from 79.58 (8) to 102.47 (7)°. The acesulfamate ligand is N-bound to Pd [Pd-N = 2.127 (2) Å] with a dihedral angle of 76.35 (6)° relative to the square plane. Relatively long p...

2016
K. G. Prakash B. M. Bannur Madhavrao D. Chavan K. Saniya Kumar Sai Sailesh Archana Rajagopalan

The pathophysiological changes underlying impairment of cognition in Parkinson's disease (PD) are complex and not fully understood till date. Hence, understanding the structural changes responsible for cognitive decline in PD is essential for early diagnosis and to offer effective treatment. In this review, we discuss the neuroanatomical changes in major brain structures responsible for cogniti...

2010
Yankui Sang Qiaomin Hong Wenwei Qiu Qiancai Liu Fan Yang

The title compound, [Pd(2)(C(9)H(11)ClN)(2)Cl(2)], consists of two Pd atoms which are bridged by two Cl atoms, forming a centrosymmetric binuclear complex with a square-planar coordination for each of the Pd atoms. The Pd atom is chelated by one N and one C atom from a 4-chloro-2-(dimethyl-amino-meth-yl)phenyl ligand, forming a five-membered ring (N-Pd-C-C-C). In the crystal structure, weak C-H...

Journal: :Medical Sciences Forum 2021

The hallmark of Parkinson’s disease (PD) is the accumulation alpha-synuclein (AS) aggregates. Prior to central nervous system involvement, PD establishes itself in gut as a result complex interplay between microbiota, host’s immune/neural systems and increased intestinal permeability. Inflammatory Bowel Disease (IBD) patients present higher number AS aggregates wall an risk developing PD. By st...

Journal: :Journal of the Turkish Chemical Society, Section A: Chemistry 2023

A new Pd(II) complex, [Pd(PPh3)(L)] (L = 1,5-bis(2-hydroxybenzylidene)thiocarbohydrazone, PPh3 triphenylphosphine), was synthesized and characterized by FTIR, 1H NMR UV-Vis spectroscopies elemental analysis. The molecular structure of confirmed the single-crystal X-ray diffraction technique. Palladium ion has distorted square planar geometry according to studies. free thiocarbohydrazone (L), po...

2017
Mihail Neykov Nikolay Kaloyanov Boryana Mihailova Ivan Goshev

The present study describes the antioxidant activity of 1,10-phenanthroline, 5-amino-1,10-phenanthroline and their Pd complexes: Pd(5-NH2-phen)2(NO3)2 and Pd(phen)2(NO3)2(H2O). It is evaluated in situ using HORAC (Hydroxyl Radical Averting Capacity) and ORAC (Oxygen Radical Absorbance Capacity) methods. The best antioxidant activity determined by HORAC method refers to Pd(5-NH2-phen)2(NO3)2. It...

2010
Maarit Risto Raija Oilunkaniemi Risto S. Laitinen Markku Ahlgrén

The centrosymmetric title complex, [Pd(6)(C(6)H(5)Te)(4)Te(4)(C(18)H(15)P)(6)]·9C(6)H(6), contains two Pd(3)Te(2) cores that are joined into a cyclic hexa-nuclear complex by two bridging PhTe(-) groups. Each Pd(II) atom is coordinated by one triphenyl-phosphine ligand, one phenyl-tellurolate mol-ecule and two telluride ligands: two of the PhTe(-) ligands act as terminal ligands and two as bridg...

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