Results 21 to 30 of about 21,283 (210)

Electrochemical titrations and reaction time courses monitored in situ by magnetic circular dichroism spectroscopy [PDF]

open access: yes, 2011
Magnetic circular dichroism (MCD) spectra, at ultraviolet–visible or near-infrared wavelengths (185–2000 nm), contain the same transitions observed in conventional absorbance spectroscopy, but their bisignate nature and more stringent selection rules ...
Abramson   +52 more
core   +1 more source

Investigation of The Roles of Hydrogen Peroxide and NADPH Oxidase in The Regulation of Polyamine Metabolism in Maize Plants under Drought Stress Conditions

open access: yesJournal of Agricultural Sciences, 2022
The relationship between hydrogen peroxide and the metabolism of polyamines and the role of NADPH oxidase (NOX) in that relationship under drought conditions remains unclear.
Aykut Sağlam   +3 more
doaj   +1 more source

Site-specific expression of amine oxidases in breast cancer metastases

open access: yesTumor Biology, 2018
We aimed to evaluate the expression of amine oxidase-related proteins in metastatic breast cancer tissue and determine its clinical implication. A tissue microarray was constructed from a total of 126 metastatic breast tumors (31 bone metastases (24.6%),
Yoon Jin Cha, Woo Hee Jung, Ja Seung Koo
doaj   +1 more source

Granuloma pouch and skin histamine of the rat [PDF]

open access: yes, 1958
Using the granuloma pouch technique of SELYE, effect of modification in local histamine on the inflammatory tissue reactions was examined in rats. The increase in the weight of pouch wall and histological inflammatory changes were distinctly inhibited in
Irino, Shozo
core   +1 more source

Recent Developments in Synthesis and Photocatalytic Applications of Carbon Dots [PDF]

open access: yes, 2020
The tunable photoluminescent and photocatalytic properties of carbon dots (CDs) via chemical surface modification have drawn increased attention to this emerging class of carbon nanomaterials.
Boonsith, Suthida   +4 more
core   +1 more source

Pathological changes in platelet histamine oxidases in atopic eczema

open access: yesMediators of Inflammation, 1993
Increased plasma histamine levels were associated with significantly lowered diamine and type B monoamine oxidase activities in platelet-rich plasma of atopic eczema (AE) patients.
Reinhold Kiehl, Gruia Ionescu
doaj   +1 more source

Plasma diamine oxidase activity in asthmatic children

open access: yesAllergology International, 1996
Histamine plays an important role in the development of asthmatic symptoms. Diamine oxidase (DAO histaminase), which inactivates histamine, is located in the intestine and kidney and is released into plasma.
Kyoichiro Toyoshima   +8 more
doaj   +1 more source

Simplified immobilisation method for histidine-tagged enzymes in poly(methyl methacrylate) microfluidic devices [PDF]

open access: yes, 2017
Article in press. Kulsharova, G., New BIOTECHNOLOGY (2017), https://doi.org/10.1016/j.nbt.2017.12.004Poly(methyl methacrylate) (PMMA) microfluidic devices have become promising platforms for a wide range of applications.
Baganz, Frank   +4 more
core   +3 more sources

The effect of oxygen tension on tetrazolium reduction by respiratory enzyme systems of tissue culture cells [PDF]

open access: yes, 1963
1. Attempts have been made to confirm how the formazan formation is affected in the presence of oxygen gas when the cells are incubated with neotetrazolium salt and the subsrtates for the enzymes to be tested. 2.
Matsuoka, Iwao   +2 more
core   +1 more source

Studies of Pig Kidney Diamine Oxidase. [PDF]

open access: yesActa Chemica Scandinavica, 1976
Preparations of pig kidney histaminase were analyzed for total compositions, N-terminal residues, patterns of tryptic peptides and for subunits under dissociating conditions. The crystalline enzyme is pure by several criteria but not completely homogeneous.
Bertil Swedin   +5 more
openaire   +2 more sources

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