Results 51 to 60 of about 2,409,835 (286)

Factors Related to Complaints of Contact Dermatitis among Motorcycle Mechanics in The South And North Kembangan Areas, Jakarta in 2021

open access: yesJournal of Vocational Health Studies, 2022
Background: Occupational contact dermatitis is an inflammation of the skin caused by materials found in the work environment. Purpose: To determine the factors associated with Complaints of Occupational Contact Dermatitis among Motorcycle Workshop ...
Monica Sofia Maula   +3 more
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Contact mechanics perspective of tribology [PDF]

open access: yes, 2021
A time to throw stones and a time to gather stones (Ecclesiastes 3:5) It is a time to gather stones... The main idea behind this Research Topic is to show to what extent one can understand tribology with macroscopic contact mechanics.

core   +1 more source

A note on the effect of surface topography on adhesion of hard elastic rough bodies with low surface energy

open access: yesJournal of the Mechanical Behavior of Materials, 2019
Adhesion between bodies is strongly influenced by surface roughness. In this note, we try to clarify how the statistical properties of the contacting surfaces affect the adhesion under the assumption of long-range adhesive interactions.
Violano Guido   +2 more
doaj   +1 more source

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

Tykhonov well-posedness of fixed point problems in contact mechanics

open access: yesFixed Point Theory and Algorithms for Sciences and Engineering, 2022
We consider a fixed point problem S u = u $\mathcal {S}u=u$ where S : C ( R + ; X ) → C ( R + ; X ) ${\mathcal {S}:C(\mathbb{R}_{+};X)\to C(\mathbb{R}_{+};X)}$ is an almost history-dependent operator.
Mircea Sofonea
doaj   +1 more source

KL Johnson and contact mechanics [PDF]

open access: yesProceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 2016
In 2008, the Journal of Mechanical Engineering Science was approaching its 50 th anniversary and the editorial board arranged some personal contributions from those who had been material in the journal’s success.
Nowell, D, Hills, D, Barber, J
openaire   +2 more sources

The VHL tumor suppressor at the crossroad of protein folding, aggregation, and cancer

open access: yesMolecular Oncology, EarlyView.
Mutations, environmental stress, and chaperone dysfunction can destabilize pVHL, promoting its conversion from the native folded state into amyloid‐like assemblies. This transition may contribute to protein storage, cell dormancy, survival, and drug resistance.
Lara Abad   +2 more
wiley   +1 more source

Biomechanical Evaluation of Isotropic and Shell-Core Composite Meniscal Implants for Total Meniscus Replacement: A Nonlinear Finite Element Study

open access: yesIEEE Access, 2019
Loss of meniscal function due to symptomatic meniscal tears or meniscectomy leads to biomechanical instability and articular cartilage degeneration. Synthetic meniscal implants ought to ideally restore normal joint contact mechanics and thus forfending ...
Duraisamy Shriram   +3 more
doaj   +1 more source

Paclitaxel induces NM2‐dependent cellular contraction through GEF‐H1 dissociation from microtubules and RhoA/ROCK activation in cancer cells

open access: yesMolecular Oncology, EarlyView.
Taxanes are widely used chemotherapeutics whose effects on cellular mechanics remain poorly understood. We show that paclitaxel induces rapid cellular contraction by promoting GEF‐H1 dissociation from microtubules and non‐muscle myosin II activation through RhoA/ROCK.
Gloria Asensio‐Juárez   +5 more
wiley   +1 more source

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