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Carbon- carbon coupling reactions catalyzed by heterogeneous palladium catalysts
Yin L and Liebscher J
Chemical Reviews, 107(1), 133-173 (2007)
Zuxu Chen et al.
Acta crystallographica. Section D, Biological crystallography, 65(Pt 1), 34-40 (2009-01-21)
The enzyme dehaloperoxidase (DHP) from the terebellid polychaete Amphitrite ornata is a heme protein which has a globin fold but can function as both a hemoglobin and a peroxidase. As a peroxidase, DHP is capable of converting 2,4,6-trihalophenols to the
S J Brooks et al.
Applied microbiology and biotechnology, 64(4), 486-492 (2003-12-03)
Crude cell extracts of Pseudomonas putida F6 transformed 4-substituted fluoro-, chloro-, bromo- and iodo-phenol without the exogenous addition of cofactors. The rate of substrate consumption decreased with increasing substituent size (F>Cl>Br>I). Biotransformations resulted in greater than 95% utilisation of the
Lu Wang et al.
Chemosphere, 181, 400-408 (2017-05-02)
Formation of halogenated disinfection by-products (DBPs) in sulfate radical-based advanced oxidation processes (SR-AOPs) have attracted considerable concerns recently. Previous studies have focused on the formation of chlorinated and brominated DBPs. This research examined the transformation of I
S P Ivashkevich et al.
Ukrains'kyi biokhimichnyi zhurnal (1999 ), 74(3), 93-97 (2003-08-15)
The article deals with the optimization of conditions for the chemiluminescence determination. The Daphnia habitat was shown to have no spontaneous chemiluminescence. This was revealed using hydrogen peroxide and luminol, the optimal concentrations of which were 23 and 1.6 x
Matthew K Thompson et al.
Biophysical journal, 99(5), 1586-1595 (2010-09-08)
Dehaloperoxidase (DHP) from the annelid Amphitrite ornata is a catalytically active hemoglobin-peroxidase that possesses a unique internal binding cavity in the distal pocket above the heme. The previously published crystal structure of DHP shows 4-iodophenol bound internally. This led to
Sasi S Kannamkumarath et al.
Electrophoresis, 25(12), 1843-1851 (2004-06-24)
An analytical methodology for the fast separation and determination of iodophenol species in natural water samples was developed using capillary electrophoresis (CE) coupled to inductively coupled plasma-mass spectrometry (ICP-MS). Based on the element-specific and highly sensitive detection provided by ICP-MS
Yingxue Zhang et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 857(1), 100-107 (2007-08-11)
A sensitive and homogeneous immunoassay (IA) based on capillary electrophoresis (CE) with enhanced chemiluminescence (CL) detection has been developed for the determination of hepatitis B surface antigen (HBsAg) and antibody (HBsAb) in human serum. The conditions for the CL reaction
Tandem Heck/decarboxylation/Heck strategy: protecting-group-free synthesis of symmetric and unsymmetric hydroxylated stilbenoids.
Amit Shard et al.
Angewandte Chemie (International ed. in English), 51(49), 12250-12253 (2012-11-06)
Jiaoning Wang et al.
Electrophoresis, 26(12), 2402-2408 (2005-05-17)
In this paper we have presented a sensitive and rapid immunoassay (IA) method by capillary electrophoresis with an enhanced chemiluminescence detection system (CE-CL) based on the catalytic effects of horseradish peroxidase (HRP) on the luminol-hydrogen peroxide reaction. The conditions for
Lei Zheng et al.
Talanta, 146, 483-489 (2015-12-24)
In this study, we prepared polyclonal antibodies against anti-diabetic drug nateglinide (NTG), and established a sensitive chemiluminescent immunoassay (CLIA) to detect NTG in tablets and serum. Two kinds of immunogens were synthesized using ethylcarbodiimide (EDC)/hydroxysuccinimide (NHS) and carbonyldiimidazole (CDI)/4-dimethylaminopyridine (DMAP)
A reagent for both visualization and chemiluminescence detection of horseradish peroxidase-tagged DNA probes.
B Cercek et al.
Analytical biochemistry, 232(1), 143-144 (1995-11-20)
Jun-Ru Lee et al.
Developmental biology, 463(1), 39-52 (2020-05-04)
Netrin is a remarkably conserved midline landmark, serving as a chemotactic factor that organizes the bilateral neural architecture in the post-gastrula bilaterian embryos. Netrin signal also guides cell migration in many other neural and non-neural organogenesis events in later developmental
Xiao Huang et al.
Acta crystallographica. Section F, Structural biology and crystallization communications, 68(Pt 12), 1465-1471 (2012-11-30)
Sperm whale myoglobin (Mb) has weak dehaloperoxidase activity and catalyzes the peroxidative dehalogenation of 2,4,6-trichlorophenol (TCP) to 2,6-dichloroquinone. Crystals of Mb and of its more active G65T variant were used to study the binding of TCP, 4-iodophenol (4-IP) and phenol.
Tamio Kamidate et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 25(9), 1163-1166 (2009-09-12)
4-Iodophenol was applied to an enhancer in the direct detection of horseradish peroxidase (HRP) encapsulated in liposomes by using luminol chemiluminescence (CL). Luminol, 4-iodophenol and hydrogen peroxide permeate into the inner phase of liposomes containing HRP, resulting in the progress
Microwave-promoted Suzuki-Miyaura coupling of arylboronic acids with 1-bromo-2-naphthol, o-bromophenol, and o-chlorophenol.
Wawrzyniak P and Heinicke J.
Tetrahedron Letters, 47(50), 8921-8924 (2006)
Synthesis, structure-activity relationship of iodinated-4-aryloxymethyl-coumarins as potential anti-cancer and anti-mycobacterial agents
Basanagouda, M, et al.
European Journal of Medicinal Chemistry, 74(1), 225-233 (2014)
Haigang Li et al.
The Analyst, 134(4), 800-804 (2009-03-24)
Simple and sensitive chemiluminescence (CL) and CL imaging methods have been developed for the magnetic bead-based DNA hybridization assay. The assay relies on the high sensitivity and long stable light signal of the CL system in which horseradish peroxidase (HRP)
L J Kricka et al.
Journal of bioluminescence and chemiluminescence, 11(3), 137-147 (1996-05-01)
The enhancers 1,1'-biphenyl-4-yl boronic acid and 4-iodophenol act synergistically in the horseradish peroxidase-catalysed oxidation of luminol. This concentration-dependent effect reduces background, increases signal and hence improves signal/background for detection of peroxidase. The same type of synergistic effect was found when
Mian Li et al.
Chemosphere, 272, 129568-129568 (2021-01-22)
Iopamidol is a commonly used iodinated X-ray contrast media in medical field, and its residue in water can react with disinfectants to form highly toxic iodinated disinfection by-products (I-DBPs). This study investigated the degradation of iopamidol and formation of DBPs
S Olszowski et al.
Luminescence : the journal of biological and chemical luminescence, 14(3), 139-145 (1999-07-29)
Light is emitted in systems containing N-chloramines or hypochlorite, H(2)O(2) and N-(4-aminobutyl)-N-ethylisoluminol (ABEI). The emission is enhanced by 4-iodophenol (PIP) in alkaline solution (1 mol/L NaOH), while at lower pH range (9-11) PIP is not only inactive but also its
Cynthia D Selassie et al.
Journal of medicinal chemistry, 48(23), 7234-7242 (2005-11-11)
In this comprehensive study on the caspase-mediated apoptosis-inducing effect of 51 substituted phenols in a murine leukemia cell line (L1210), we determined the concentrations needed to induce caspase activity by 50% (I50) and utilized these data to develop the following
Total synthesis of psammaplysenes A and B, naturally occurring inhibitors of FOXO1a nuclear export
Georgiades SN and Clardy J
Organic Letters, 7(19), 4091-4094 (2005)
Livia Saleh et al.
Nature protocols, 5(10), 1627-1634 (2010-10-05)
Aerobic metabolism requires a complex antioxidative system to balance reactive oxygen species (ROS). When in excess, ROS disrupt cellular activities and molecular structures. Owing to the variety of ROS, there are different antioxidative activities that require various tests for their
Alfonso Pérez-Garrido et al.
Bioorganic & medicinal chemistry, 17(2), 896-904 (2008-12-06)
This paper reports a QSAR study for predicting the complexation of a large and heterogeneous variety of substances (233 organic compounds) with beta-cyclodextrins (beta-CDs). Several different theoretical molecular descriptors, calculated solely from the molecular structure of the compounds under investigation
Claude Haan et al.
Journal of immunological methods, 318(1-2), 11-19 (2006-12-05)
We compared several alternative ECL solutions for Western blot detection of endogenous proteins in whole cell lysates using inexpensive, commercially available reagents. Starting from an existing protocol based on p-coumaric acid (pCA) as enhancer, we found that the ECL solution
Y L Kapeluich et al.
Journal of bioluminescence and chemiluminescence, 12(6), 299-308 (1998-03-24)
The enhanced chemiluminescence reaction (ECL) was applied to the study of horseradish peroxidase (HRP) inactivation during the oxidation of p-iodophenol. Enzyme inactivation was shown to be the main reason for light decay in the course of the reaction. No individual
Savvas N Georgiades et al.
Organic letters, 8(19), 4251-4254 (2006-09-08)
A 28-member focused library, based on the pseudosymmetric template of the marine alkaloids psammaplysenes, was prepared from combinations of components that were, in turn, derived from 4-iodophenol.
Peipei Duan et al.
Luminescence : the journal of biological and chemical luminescence, 30(6), 818-822 (2014-12-17)
Isoenzyme c of horseradish peroxidase (HRP-C) is widely used in enzyme immunoassay combined with chemiluminescence (CL) detection. For this application, HRP-C activity measurement is usually based on luminol oxidation in the presence of hydrogen peroxide (H2O2). However, this catalysis reaction
A luminol/iodophenol chemiluminescent detection system for western immunoblots.
A F Yakunin et al.
Analytical biochemistry, 258(1), 146-149 (1998-05-02)
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