Results 71 to 80 of about 313,784 (306)

Physical fitness and external load in icehockey and football An exploration of the relationships between physical test performance and external training and match load in highly trained players [PDF]

open access: yes
Player monitoring has become an indispensable part of team sports. Modern day player monitoring typically includes regular physical performance testing and utilization of wearable tacking systems.
Byrkjedal, Per Thomas
core   +1 more source

The pyruvate generator is a common phenomenon in mitochondria from different rat and mouse brain regions

open access: yesFEBS Letters, EarlyView.
The pyruvate generator, which causes activation of respiration by extra‐mitochondrial Ca2+, is also present and functional in rat brainstem mitochondria, as it is in other brain regions. This finding is confirmed by experiments with a fully reconstituted malate–aspartate shuttle (MAS).
Grazyna Debska‐Vielhaber   +7 more
wiley   +1 more source

PARK(ing) time–How park deficiency affects the biological clock in a Drosophila model of Parkinson's disease

open access: yesFEBS Letters, EarlyView.
Drosophila park mutants serve as a model for Parkinson's disease. We used this strain to investigate the connection between oxidative stress and the circadian clock mechanism. We showed that increased oxidative stress affects the physiology of pacemaker cells, disrupting their daily structural plasticity. Lack of rhythmic signaling from pacemaker cells
Kamila Zientara   +3 more
wiley   +1 more source

A Mechanical Casing Confining Pressure Simulation Method

open access: yesShiyou jixie, 2017
The casing confining pressure is usually applied to the casing by hydraulic pressure, which can only provide uniform load and cannot simulate the non-uniform load of the formation due to the characteristics of the liquid. To address the issue, a new test
Xu Bihua   +4 more
doaj  

Internal and external scripts in computer-supported collaborative inquiry learning [PDF]

open access: yes, 2007
We investigated how differently structured external scripts interact with learners’ internal scripts concerning individual knowledge acquisition in a Web-based collaborative inquiry learning environment.
Slotta, J. D.   +4 more
core   +1 more source

TRAIL‐PEG‐Apt‐PLGA nanosystem as an aptamer‐targeted drug delivery system potential for triple‐negative breast cancer therapy using in vivo mouse model

open access: yesMolecular Oncology, EarlyView.
Aptamers are used both therapeutically and as targeting agents in cancer treatment. We developed an aptamer‐targeted PLGA–TRAIL nanosystem that exhibited superior therapeutic efficacy in NOD/SCID breast cancer models. This nanosystem represents a novel biotechnological drug candidate for suppressing resistance development in breast cancer.
Gulen Melike Demirbolat   +8 more
wiley   +1 more source

STEADY STATES OF THE HINGED EXTENSIBLE BEAM WITH EXTERNAL LOAD [PDF]

open access: yesMathematical Models and Methods in Applied Sciences, 2010
We analyze from both the physical and the analytical viewpoints the equation [Formula: see text] the solutions represent the equilibria of a thin extensible beam subject to external load.
M. Coti Zelati   +2 more
openaire   +3 more sources

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Impact of Acceleration and Acceleration-Initial Speed Profiles on Team Success in LaLiga

open access: yesApplied Sciences
Acceleration and Acceleration-Initial Speed Running are important factors in soccer performance. The aims of the study were (a) analyze by playing position the acceleration-initial speed (AS0) profile and (b) analyze the relevance of the number of ...
José Luis Quintero-Illera   +4 more
doaj   +1 more source

Quasistatic modeling of concentric tube robots with external loads [PDF]

open access: yes2010 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2010
Concentric tube robots are a subset of continuum robots constructed by combining pre-curved elastic tubes. As the tubes are rotated and translated with respect to each other, their curvatures interact elastically, enabling control of the robot's tip configuration as well as the curvature along its length.
Jesse Lock   +3 more
openaire   +4 more sources

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