Results 31 to 40 of about 148,709 (308)

Predictors of Hearing Protection Behavior Among Power Plant Workers

open access: yesAsian Nursing Research, 2010
This study aimed to identify factors affecting the use of the hearing protection devices (HPDs) among workers exposed to noise using the Pender Health Promotion Model.
Youngmi Kim, PhD, RN   +2 more
doaj   +1 more source

Enhancing the precision of continuum robots in orthopedic surgery based on mechanical principles

open access: yesFrontiers in Bioengineering and Biotechnology
IntroductionIn the field of orthopedic surgery, the notched continuum robot has garnered significant attention due to its passive compliance, making it particularly suitable for procedures in complex and delicate bone and joint regions.
Tongtao Pang   +6 more
doaj   +1 more source

Epidemiological pattern of corneal foreign bodies and utilization of protective eye devices: a hospital-based cross-sectional study

open access: yesInternational Journal of Occupational Safety and Health, 2023
Introduction: A corneal foreign body is the most common occupational ocular injury that can cause secondary infection or scars on the visual axis, decreasing vision.
Samata Sharma   +7 more
doaj   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Respiratory protective devices evaluateda.

open access: yes, 2019
Respiratory protective devices evaluateda.
Martin L. Lee (6191495)   +5 more
core   +1 more source

A New Device for Bronchoscopy for Better Protection

open access: yesTurkish Journal of Medical Sciences, 2021
Introduction: During the COVID-19 pandemic, the risk of transmission of SARS-CoV-2 has not been precisely known in bronchoscopy procedures. We have designed a cabinet device called Ankara University Bronchoscopy Cabinet (Aubrocab®) to protect healthcare.
Aslıhan Gürün Kaya   +6 more
openaire   +3 more sources

CD47 promotes mitogen‐activated protein kinase and epithelial‐to‐mesenchymal transition molecular programs to drive prometastatic phenotypes in non‐small cell lung cancer

open access: yesMolecular Oncology, EarlyView.
Beyond its role in immune evasion, this study identified that CD47 drives tumor‐intrinsic signaling in non‐small cell lung cancer (NSCLC). Transcriptomic profiling and functional studies revealed that CD47 regulates cell adhesion, migration, and metastasis through an ERK–EMT signaling axis.
Asa P.Y. Lau   +8 more
wiley   +1 more source

The need for research on human factors regarding personal protective devices in the cold environment

open access: yes, 1996
The human factors or wearability needs of personal protective devices (ppd) and clothing (ppc) worn in the cold environment become more important as they must compromise with, and be adapted to, the clothing worn for cold protection.
Abeysekera, John D. A.,   +1 more
core   +1 more source

New concept of microprocessor protective devices design [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2010
Transition from electromechanical to digital protective relays is accompanied with serious technical problems. The author offers a new approach in designing the digital relays capable of solving these problems.
Gurevich Vladimir
doaj   +1 more source

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