Measurement of the redox state of the plastoquinone pool in cyanobacteria
Sign Up to like & getrecommendations! Published in 2019 at "FEBS Letters"
DOI: 10.1002/1873-3468.13605
Abstract: Here, we developed a method for measuring the in vivo redox state of the plastoquinone (PQ) pool in the cyanobacteria Synechocystis sp. PCC 6803. Cells were illuminated on a glass fiber filter, PQ was extracted… read more here.
Keywords: pool cyanobacteria; state plastoquinone; pool; plastoquinone pool ... See more keywords
Continuous assessment of metabolic activity of mitochondria using resonance Raman microspectroscopy.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of biophotonics"
DOI: 10.1002/jbio.202000384
Abstract: Dysfunctional mitochondrial activity can lead to a variety of different diseases. As such, there exists a need to quantify changes in mitochondria function as it relates to these specific diseased states. Here, we present the… read more here.
Keywords: redox state; activity; spectroscopy; resonance raman ... See more keywords
Metabolism of hyperpolarized 13C‐acetoacetate to β‐hydroxybutyrate detects real‐time mitochondrial redox state and dysfunction in heart tissue
Sign Up to like & getrecommendations! Published in 2019 at "NMR in Biomedicine"
DOI: 10.1002/nbm.4091
Abstract: Mitochondrial dysfunction is considered to be an important component of many metabolic diseases yet there is no reliable imaging biomarker for monitoring mitochondrial damage in vivo. A large prior literature on inter‐conversion of β‐hydroxybutyrate and… read more here.
Keywords: mitochondrial redox; redox state; acetoacetate; hydroxybutyrate ... See more keywords
Live cell imaging of mitochondrial redox state in mammalian cells and yeast.
Sign Up to like & getrecommendations! Published in 2020 at "Methods in cell biology"
DOI: 10.1016/bs.mcb.2019.11.008
Abstract: The redox state of mitochondria is determined by the levels of reducing and oxidizing species in the organelle, which reflects mitochondrial metabolic activity and overall fitness. Mitochondria are also the primary endogenous source of reactive… read more here.
Keywords: cells yeast; redox state; mitochondrial redox; mammalian cells ... See more keywords
First insights into the role of PQQ cofactor in the modulation of bacterial redox state and in the early interaction with peanut (Arachis hypogaea L.)
Sign Up to like & getrecommendations! Published in 2020 at "Applied Soil Ecology"
DOI: 10.1016/j.apsoil.2020.103560
Abstract: Abstract The objective of this work was to study the role of pyrroloquinolinequinone (PQQ) of Serratia sp. S119 strain in the maintenance of the bacterial redox state and in the early interaction with peanut. Lipid… read more here.
Keywords: pqq; bacterial redox; redox; state early ... See more keywords
Assessing arsenic redox state evolution in solution and solid phase during As(III) sorption onto chemically-treated sewage sludge digestate biochars.
Sign Up to like & getrecommendations! Published in 2019 at "Bioresource technology"
DOI: 10.1016/j.biortech.2018.12.056
Abstract: This work aimed to determine the arsenic redox state distribution during As(III) sorption onto chemically-modified biochars. A solid-liquid extraction protocol using phosphoric (0.3 M) and ascorbic (0.5 M) acids at 80 °C for 20 min was established to ensure… read more here.
Keywords: redox; solution; arsenic redox; sorption ... See more keywords
Characterization of uranium redox state in organic-rich Eocene sediments.
Sign Up to like & getrecommendations! Published in 2018 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2017.12.012
Abstract: The presence of organic matter (OM) has a profound impact on uranium (U) redox cycling, either limiting or promoting the mobility of U via binding, reduction, or complexation. To understand the interactions between OM and… read more here.
Keywords: characterization uranium; redox state; uranium redox; redox ... See more keywords
Manganese porphyrin redox state in endothelial cells: Resonance Raman studies and implications for antioxidant protection towards peroxynitrite
Sign Up to like & getrecommendations! Published in 2018 at "Free Radical Biology and Medicine"
DOI: 10.1016/j.freeradbiomed.2018.08.023
Abstract: Abstract Cationic manganese(III) ortho N‐substituted pyridylporphyrins (MnP) act as efficient antioxidants catalyzing superoxide dismutation and accelerating peroxynitrite reduction. Importantly, MnP can reach mitochondria offering protection against reactive species in different animal models of disease. Although… read more here.
Keywords: state; redox; mnp; endothelial cells ... See more keywords
Application of resonance raman spectroscopy on manganese porphyrin detection and redox state in endothelial cells: implications on cytoprotection towards peroxynitrite
Sign Up to like & getrecommendations! Published in 2018 at "Free Radical Biology and Medicine"
DOI: 10.1016/j.freeradbiomed.2018.10.114
Abstract: Manganese(III) ortho N-substituted pyridylporphyrins (MnP) act as efficient antioxidants catalyzing superoxide dismutation and accelerating peroxynitrite reduction. Importantly, MnP can reach mitochondria offering protection against reactive species in different animal models of disease. In this scenario,… read more here.
Keywords: redox; endothelial cells; spectroscopy; redox state ... See more keywords
A new insight on elderberry anthocyanins bioactivity: Modulation of mitochondrial redox chain functionality and cell redox state
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Functional Foods"
DOI: 10.1016/j.jff.2019.03.019
Abstract: Abstract An elderberry anthocyanin-enriched extract was prepared and characterized in terms of phenolic composition and bioactivity, in order to evaluate its potential to target oxidative stress and mitochondrial dysfunction, which are early pathological events detected… read more here.
Keywords: redox; mitochondrial redox; redox state; enriched extract ... See more keywords
Stability of the structure and redox state of ferricytochrome c in the desolvation process
Sign Up to like & getrecommendations! Published in 2021 at "Vibrational Spectroscopy"
DOI: 10.1016/j.vibspec.2021.103220
Abstract: Abstract Stability of the structure and redox state of ferricytochrome c during continuous changing of the hydration environment from dilute solution to condensed phase was studied based on real-time resonance Raman measurement. Our experimental results… read more here.
Keywords: structure redox; redox state; state ferricytochrome;