Results 31 to 40 of about 1,692,892 (304)

Chronic stress physically spares but functionally impairs innate-like invariant T cells

Cell Reports, 2021
Summary: The deleterious effects of psychological stress on mainstream T lymphocytes are well documented. However, how stress impacts innate-like T cells is unclear.
Patrick T. Rudak, Joshua Choi, Katie M. Parkins, Kelly L. Summers, Dwayne N. Jackson, Paula J. Foster, Anton I. Skaro, Ken Leslie, Vivian C. McAlister, Vijay K. Kuchroo, Wataru Inoue, Olivier Lantz, S.M. Mansour Haeryfar   +12 more
doaj   +1 more source

Study on the apoptosis mechanism induced by T-2 toxin. [PDF]

PLoS ONE, 2013
T-2 toxin is known to induce apoptosis in mammalian cells. The mechanism of apoptosis induced by T-2 toxin has been proposed to be linked with oxidative stress and mitochondrial pathway.
Zhenhong Zhuang, Daibin Yang, Yaling Huang, Shihua Wang   +3 more
doaj   +1 more source

Stress field around arbitrarily shaped cracks in two-dimensional elastic materials

, 2003
The calculation of the stress field around an arbitrarily shaped crack in an infinite two-dimensional elastic medium is a mathematically daunting problem.
A. Levermann, B. Cotterell, B. Davidovitch, B. Davidovitch, B. Davidovitch, B. Davidovitch, C. Daux, F. Barra, F. Barra, G.R. Irwin, H. Andersson, J.K. Burton, M.B. Hastings, Y.Z. Chen, Y.Z. Chen   +14 more
core   +1 more source

Numerical calibration for fracture parameters of three-point bending semi-circular specimens

Frontiers in Earth Science
This study aims to refine the fracture characterization of three-point bending semi-circular specimens used in rock fracture toughness assessments. The primary objective is to improve the accuracy of such evaluations by developing numerical simulations ...
Jun Wang, Haoyi Wang, Haoyi Wang, Zongquan Yao, Zongquan Yao, Qi Li, Chaodong Wu   +6 more
doaj   +1 more source

Perceived Stress Among Students of Private and Public Sector Medical Colleges of Pakistan: A Cross Sectional Study

European Psychiatry, 2022
Introduction Medical-education is associated with high overall stress and it is important to identify relevant factors. Objectives The study was aimed to discern the differences in perceived stress among the students of public and private medical ...
M. Fatima, Z. Mehdi, S. Saeed, A. Nisar, M. Zain, J. Binte Shakir, I. Aamer, F. Arain, M. Jawad, N. Aziz   +9 more
doaj   +1 more source

Breakdown and recovery of thin gate oxides [PDF]

, 2000
Breakdown events are studied in varying test set-ups with a high time resolution. Often a partial recovery from breakdown is observed\ud within a few ms.
Bearda, Twan, Heyns, Marc M., Mertens, Paul W., Wallinga, Hans, Woerlee, Pierre   +4 more
core   +4 more sources

Multimodal prediction of future depressive symptoms in adolescents

BMC Psychiatry
Background Depression rates surge during adolescence. Early identification of youth at increased risk for depression is crucial for timely intervention and, ideally, prevention.
Linshanshan Wang, Ningxuan Zhou, Nigel M. Jaffe, Kristina Pidvirny, Anna O. Tierney, Hadar B. Fisher, Francesca Morfini, Erika E. Forbes, Diego A. Pizzagalli, Tianxi Cai, Christian A. Webb   +10 more
doaj   +1 more source

The feasibility study of stress position device simulating standing weight-bearing applied in computed tomography examination

Journal of Orthopaedic Surgery, 2023
Background In order to simulate weight-bearing Computed Tomography (CT) examination, this study designed a simple stress position device. By analyzing the relevant data of stress position footprints and weight-bearing position footprints, the feasibility
Qiang Zhao, Yuhao Zhang, Xiaohui Gu
doaj   +1 more source

On the influence of T-Stress on photoelastic analysis under pure mode II loading [PDF]

According to the classical definition for in-plane modes of crack deformation, the constant stress term T exists only in the presence of mode I. However, recent studies show that this term can exist in mode II conditions as well, and significantly affect
Colombo, Chiara, Zakeri, Mahnaz
core   +1 more source

An Alternative to the Traditional Cold Pressor Test: The Cold Pressor Arm Wrap [PDF]

, 2014
Recently research on the relationship between stress and cognition, emotion, and behavior has greatly increased. These advances have yielded insights into important questions ranging from the nature of stress\u27 influence on addiction1 to the role of ...
Porcelli, Anthony J.
core   +3 more sources