Results 41 to 50 of about 19,353 (291)

Social interactions in the Burkholderia cepacia complex : biofilms and quorum sensing [PDF]

open access: yes, 2010
Burkholderia cepacia complex bacteria are opportunistic pathogens that cause respiratory tract infections in susceptible patients, mainly people with cystic fibrosis. There is convincing evidence that B.
Coenye, Tom
core   +2 more sources

Hydrogen Insertion into Complex-Phase High-Strength Steel during Atmospheric Corrosion at Low Relative Humidity

open access: yesMetals, 2022
Atmospheric corrosion is one of the major sources of hydrogen in a high-strength-steel product in service. Even low concentrations of absorbed hydrogen can cause a hydrogen embrittlement-related material degradation.
Gabriela Schimo-Aichhorn   +13 more
doaj   +1 more source

Nitric oxide and synaptic function [PDF]

open access: yes, 1994
The free radical gas nitric oxide (NO) is a recently identified neuronal messenger that carries out diverse signaling tasks in both the central and peripheral nervous systems.
Madison, Daniel V., Schuman, Erin M.
core   +1 more source

Hydrogen absorption of ultra-high strength aluminum-silicon coated 22MnB5 steels

open access: yesJournal of Materials Research and Technology, 2023
The hot forming process allows to produce safety-relevant structural components in the automotive industry with strengths of 1500 MPa and higher. Generally, high strengths make material sensitive to hydrogen embrittlement.
Christoph Ostwald   +3 more
doaj   +1 more source

Location of catalase in crystalline peroxisomes of methanol-grown Hansenula polymorpha [PDF]

open access: yes, 1992
We have studied the intraperoxisomal location of catalase in peroxisomes of methanol-grown Hansenula polymorpha by (immuno)cytochemical means. In completely crystalline peroxisomes, in which the crystalline matrix is composed of octameric alcohol oxidase
Harder, Wim,   +3 more
core   +1 more source

Hydrogen diffusion on Si(001)

open access: yesPhysical Review B, 1996
We have imaged hydrogen on Si~001! at low coverages in a variable-temperature STM from 300 K up to 700 K. Individual hydrogen atoms were imaged which became mobile at around 570 K. The observed rate of hopping along the dimer rows was consistent with an activation energy of 1.68 6 0.15 eV.
Owen, J   +4 more
openaire   +2 more sources

Genetically encoded fluorescent redox probes. [PDF]

open access: yes, 2013
Redox processes are involved in almost every cell of the body as a consequence of aerobic life. In the past decades, redox biology has been increasingly recognized as one of the key themes in cell signaling.
Ai, Hui-Wang, Ren, Wei
core   +3 more sources

Cytoplasmic hydrogen ion diffusion coefficient

open access: yesBiophysical Journal, 1992
The apparent cytoplasmic proton diffusion coefficient was measured using pH electrodes and samples of cytoplasm extracted from the giant neuron of a marine invertebrate. By suddenly changing the pH at one surface of the sample and recording the relaxation of pH within the sample, an apparent diffusion coefficient of 1.4 +/- 0.5 x 10(-6) cm2/s (N = 7 ...
al-Baldawi, N.F., Abercrombie, R.F.
openaire   +2 more sources

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

Hydrogen-Assisted Cracking in GMA Welding of High-Strength Structural Steel—A New Look into This Issue at Narrow Groove

open access: yesMetals, 2021
Modern arc processes, such as the modified spray arc (Mod. SA), have been developed for gas metal arc welding of high-strength structural steels with which even narrow weld seams can be welded. High-strength joints are subjected to increasingly stringent
Thomas Schaupp   +3 more
doaj   +1 more source

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