Results 101 to 110 of about 801,061 (314)

Peroxidase isozyme patterns in the skin of maturing tomato fruit. [PDF]

open access: yes, 2000
The cessation of tomato fruit growth is thought to be induced by an increase in the activity of enzymes which rigidify cell walls in the fruit skin. Peroxidase could catalyse such wall-stiffening reactions, and marked rises in peroxidase activity were ...
J Andrews (9878555)   +17 more
core   +1 more source

The effect of exogenously applied nitric oxide on photosynthesis and antioxidant activity in heat stressed chrysanthemum

open access: yesBiologia Plantarum, 2011
The effect of exogenously applied nitric oxide on the heat tolerance of Chrysanthemum morifolium was investigated by applying the NO donor sodium nitroprusside (SNP).
W. Yang   +6 more
doaj   +1 more source

CEACAM1 participation in breast cancer progression

open access: yesMolecular Oncology, EarlyView.
In invasive breast cancer (BC), CEACAM1 shifts from an apical to a uniform membranous/cytoplasmic pattern, or is lost, as tumors dedifferentiate, inversely tracking the Ki‐67 proliferative index. In MCF‐7 cells, only CEACAM1‐4L suppresses proliferation, repressing cell cycle and growth factor genes.
Mykola Lyndin   +3 more
wiley   +1 more source

Peroxidase-Mimicking Hierarchically Organized Gold Particles for Glucose Detection [PDF]

open access: yes
In this work, we synthesize a series of hierarchically organized gold nanoparticles (Au HOPs-X) with peroxidase (POD)-like catalytic activity by the in situ reduction of Au–thiolate hierarchically organized particles (Au HOPs).
Rongxin Su (720272)   +4 more
core   +1 more source

The Rpv3-3 Haplotype and Stilbenoid Induction Mediate Downy Mildew Resistance in a Grapevine Interspecific Population

open access: yesFrontiers in Plant Science, 2019
The development of new resistant varieties to the oomycete Plasmopara viticola (Berk.& Curt) is a promising way to combat downy mildew (DM), one of the major diseases threatening the cultivated grapevine (Vitis vinifera L.).
Silvia Vezzulli   +16 more
doaj   +1 more source

Pharmacological chromatin remodeling enhances response to estrogen therapy in ER+ breast cancer

open access: yesMolecular Oncology, EarlyView.
Estrogen therapy elicits clinical benefit in ~ 30% of patients with endocrine‐resistant estrogen receptor (ER)‐positive breast cancer. Based on findings that ER transcriptional activation underlies response to estrogen therapy, we tested the effects of epigenetic dysregulation via pharmacological inhibition of histone deacetylases (HDACi).
Anneka L. Johnson Thomas   +16 more
wiley   +1 more source

Aspergillus niger, a dominant phylloplane coloniser, influences the activity of defense enzymes in Solanum lycopersicum

open access: yesJournal of Plant Protection Research, 2019
Phylloplane microbes have been studied as strategic tools in management against plant pathogens. Non-pathogenic bacteria and fungi have been applied as crop protectants against various plant diseases.
Susmita Goswami   +2 more
doaj   +1 more source

Establishing an assay to evaluate d‐amino acid oxidase enzyme kinetics and inhibition using WST‐8 redox dye

open access: yesFEBS Open Bio, EarlyView.
This study investigated a novel WST‐8‐based assay for evaluating d‐Amino acid oxidase (DAO) inhibitors. We confirmed its effectiveness using known inhibitors and found that uremic toxins possess relatively weak inhibitory activity compared to existing drugs.
Kahoko Miyake   +4 more
wiley   +1 more source

The effect of the duration of hypoxia on the activity of peroxidase, superoxide dismutase and catalase in the roots of clonal Eucalyptus marginata [PDF]

open access: yes, 1997
Roots of E. marginata exposed to hypoxia show increased resistance to infection by P. cinnamomi. A plant defence enzyme, peroxidase (PO), involved in lignin and suberin synthesis, the clearance of hydrogen peroxide and the cross-linking of cell wall ...
Hardy, G.E.St.J.   +2 more
core   +1 more source

Peroxidase-like Activity of Aptamer-Gold Nanoparticles for Selective and Sensitive Fluorescence Detection of Low-Density Lipoproteins [PDF]

open access: yes
Low-density lipoprotein cholesterol (LDL-C), commonly called “bad cholesterol”, is crucial to cardiovascular health. Increased LDL-C levels pose a substantial risk to human health.
Rattaporn Saenmuangchin (18247505)   +5 more
core   +1 more source

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