Results 71 to 80 of about 3,952,087 (411)

In vitro and in vivo TNFa synthesis modulation by methylguanidine, an uremic catabolyte [PDF]

open access: yes, 1999
Original article can be found at: http://www.sciencedirect.com/science/journal/00243205 Copyright Elsevier Inc.We have investigated whether methylguanidine (MG), an uremic toxin, modulates the expression of the inducible nitric oxide synthase (iNOS) and ...
Aucella   +21 more
core   +1 more source

Nitric Oxide and Angiogenesis [PDF]

open access: yesCirculation, 2002
Endothelium-derived nitric oxide (NO) is a mediator of angiogenesis. Vascular endothelial growth factor (VEGF) stimulates the release of NO from cultured human umbilical venous endothelial cells and upregulates the expression of nitric oxide synthase (NOS).1,2⇓ Segments of rabbit thoracic aorta release NO in response to VEGF; preincubation with l ...
John P, Cooke, Douglas W, Losordo
openaire   +2 more sources

Nitric oxide synthases in mammals.

open access: yesBiochemical Journal, 1994
Nitric oxide is an inorganic free radical gas, of formula *N=O (abbreviated as NO). The discovery in 1987/88 that vascular endothelial cells are able to synthesize NO from L-arginine as a transcellular signal [1-4] was initially received by most ...
Richard Graham Knowles, S. Moncada
semanticscholar   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

Reduced pressure pain thresholds in response to exercise in chronic fatigue syndrome but not in chronic low back pain: an experimental study [PDF]

open access: yes, 2010
Objective The aims of this study were to examine (i) base line pressure pain thresholds in patients with chronic fatigue syndrome and those with chronic low back pain compared with healthy subjects, (ii) the change in mean pain threshold in response to ...
Meeus, Mira   +3 more
core   +2 more sources

Electrochemically Driven Tandem In‐Plane Reduction and FeCl3‐ Intercalation of Highly Crystalline Graphene Oxide Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This study presents a green processing route for high‐performance reduced graphene oxide (rGO) transparent conductive films (TCFs) using highly crystalline Brodie's GO. In‐plane electrochemical reduction forms rGO on insulating substrates without toxic reductants or heat. Subsequent FeCl₃ intercalation enhances conductivity, overcoming the transparency–
Tatsuki Tsugawa   +6 more
wiley   +1 more source

Characterization of the galactono-1,4-lactone dehydrogenase from pepper fruits and its modulation in the ascorbate biosynthesis. Role of nitric oxide

open access: yesRedox Biology, 2017
Pepper fruit is one of the highest vitamin C sources of plant origin for our diet. In plants, ascorbic acid is mainly synthesized through the L-galactose pathway, being the L-galactono-1,4-lactone dehydrogenase (GalLDH) the last step. Using pepper fruits,
Marta Rodríguez-Ruiz   +4 more
doaj   +1 more source

A Self‐Curling Si3N4‐Biofunctionalized Nerve Wrap for Suture‐Free Peripheral Nerve Repair with Multimodal Regenerative Bioregulation

open access: yesAdvanced Functional Materials, EarlyView.
Si3N4‐enhanced bioactive nanostructured adhesive wrap enables rapid conduit formation in wet environments, simplifying surgical procedures. Incorporated Si3N4 undergoes controlled hydrolysis within nanofibers, multi‐directionally modulating the peripheral nerve repair microenvironment for effective suture‐free repair.
Pengchao Ma   +10 more
wiley   +1 more source

“Alperujo” Compost Improves the Ascorbate (Vitamin C) Content in Pepper (Capsicum annuum L.) Fruits and Influences Their Oxidative Metabolism

open access: yesAgronomy, 2018
“Alperujo” compost was evaluated as an organic fertiliser for pepper growth under greenhouse conditions. Even though the total nitrogen applied was similar, plants only grown with composts experienced a development decline as compared to ...
Germán Tortosa   +4 more
doaj   +1 more source

Experimentally induced root mortality increased nitrous oxide emission from tropical forest soils [PDF]

open access: yes, 2003
We conducted an experiment on sand and clay tropical forest soils to test the short‐term effect of root mortality on the soil‐atmosphere flux of nitrous oxide, nitric oxide, methane, and carbon dioxide.
Crill, Patrick M.   +7 more
core   +2 more sources

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