Results 151 to 160 of about 6,673,815 (394)

The cardiac wound healing response to myocardial infarction

open access: yesWIREs Mechanisms of Disease, Volume 15, Issue 1, January/February 2023., 2023
Cardiac wound healing after myocardial infarction is a balance between the breakdown of existing and the construction of new extracellular matrix, with inflammation feeding into both sides. Abstract Myocardial infarction (MI) is defined as evidence of myocardial necrosis consistent with prolonged ischemia.
Upendra Chalise   +2 more
wiley   +1 more source

Equilibrium Blocking Model of Isometric Tension [PDF]

open access: yesarXiv, 2009
Calcium activation of striated muscle is known to exhibit a strongly cooperative dependency on calcium. Because the calcium receptor protein, troponin (Tn) is known to bind calcium non-cooperatively and has yet to be linked to a cooperative change in the myosin-blocking protein, tropomyosin (Tm), we describe a model in which cooperativity is ...
arxiv  

Cardiac damage biomarkers and heart rate variability following a 118-km mountain race: relationship with performance and recovery [PDF]

open access: yes, 2019
This study aimed to assess the release of cardiac damage biomarkers jointly with cardiac autonomic modulation after a mountain ultramarathon. Such knowledge and the possible relationship of these markers with race time is of primary interest to establish
Collado-Boira, Eladio   +4 more
core   +1 more source

The meaning of different forms of structural myocardial injury, immune response and timing of infarct necrosis and cardiac repair [PDF]

open access: yes, 2015
Although a decline in the all-cause and cardiac mortality rates following myocardial infarction (MI) during the past 3 decades has been reported, MI is a major cause of death and disability worldwide.
Bello, S   +5 more
core   +1 more source

Intracoronary Poloxamer 188 Prevents Reperfusion Injury in a Porcine Model of ST-Segment Elevation Myocardial Infarction

open access: yesJACC: Basic to Translational Science, 2016
Poloxamer 188 (P188) is a nonionic triblock copolymer believed to prevent cellular injury after ischemia and reperfusion. This study compared intracoronary (IC) infusion of P188 immediately after reperfusion with delayed infusion through a peripheral ...
Jason A. Bartos, MD, PhD   +11 more
doaj   +1 more source

Plasma proteomic signature of decline in gait speed and grip strength

open access: yesAging Cell, Volume 21, Issue 12, December 2022., 2022
Several plasma proteins were associated with physical function decline in adults from middle to older age, including GDF‐15, pleiotrophin, and TIMP‐1 for gait speed decline, and CA III, CDON, and SMOC1 for grip strength decline. These novel proteomic biomarkers may by explored as future mechanisms and targets for age‐related functional decline ...
Xiaojuan Liu   +11 more
wiley   +1 more source

Evaluation of cardiac markers and some serumic biochemical parameters in seropositive horses with equine influenza [PDF]

open access: yesĀsīb/shināsī-i Darmāngāhī-i Dāmpizishkī, 2013
This study was performed to evaluate the effect of influenza in horses on the electrocardiogram changes, cardiac arrhythmias and concentration of cardiac troponin in serum and serumic activity of some enzymes.
ali hassanpour   +2 more
doaj  

A metabolite-sensitive, thermodynamically-constrained model of\ud cardiac cross-bridge cycling: Implications for force development during ischemia [PDF]

open access: yes, 2009
We present a metabolically regulated model of cardiac active force generation with which we investigate the effects of ischemia on maximum forceproduction. Our model, based on the Rice et al.
Crampin, E. J.   +3 more
core   +2 more sources

Identification of human metabolites of fast skeletal troponin activators Tirasemtiv and Reldesemtiv for doping control purposes

open access: yesDrug Testing and Analysis, EarlyView.
The metabolism and urinary elimination of two substances recently classified as prohibited substances in sport was conducted, yielding suitable target analytes for efficient doping controls employing routinely applied chromatographic‐mass spectrometric test methods.
Luisa Euler   +4 more
wiley   +1 more source

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