The main parameters of humoral immunity during medium intensity exercise were studied in oarsmen with high and low cardiovascular adaptation. A relationship between high cardiovascular adaptation to exercise and immune response polarization by the Th2 mechanism was demonstrated. Increased production of IL-10 in response to physical stress plays a key role in this relationship.
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http://dx.doi.org/10.1007/s10517-009-0334-4 | DOI Listing |
Asian J Transfus Sci
September 2022
Department of Physiology, Mahatma Gandhi Medical College, Sri Balaji Vidyapeeth (Deemed to be University), Puducherry, India.
Vasovagal syncope (VVS) in donors is a transient loss of consciousness due to short-term global cerebral hypoperfusion, which has a rapid onset and has complete spontaneous recovery. VVS may be triggered by pain, fear, anxiety, or emotional upset and loss of blood perse. It is an exaggeration of an adaptive response meant to assist in reducing the amount of bleeding/loss of blood.
View Article and Find Full Text PDFArch Rehabil Res Clin Transl
December 2024
Department of Neurology, University of Utah, Salt Lake City, UT.
Exercise is a well-documented, nonpharmacologic treatment for individuals with autonomic dysfunction and associated orthostatic intolerance, such as postural tachycardia syndrome and related disorders. Exercise has been shown to increase blood volume, reverse cardiovascular deconditioning, and improve quality of life. Current first-line standard of care treatment for autonomic dysfunction combines graded approaches to exercise with medications and lifestyle modifications.
View Article and Find Full Text PDFInt J Numer Method Biomed Eng
January 2025
Dipartimento di Scienze Chirurgiche Odontostomatologiche e Materno-Infantili, Università di Verona, Verona, Italy.
Accurate reconstruction of the right heart geometry and motion from time-resolved medical images is crucial for diagnostic enhancement and computational analysis of cardiac blood dynamics. Commonly used segmentation and/or reconstruction techniques, exclusively relying on short-axis cine-MRI, lack precision in critical regions of the right heart, such as the ventricular base and the outflow tract, due to its unique morphology and motion. Furthermore, the reconstruction procedure is time-consuming and necessitates significant manual intervention for generating computational domains.
View Article and Find Full Text PDFActa Physiol (Oxf)
February 2025
PhyMedExp, IPAM/Biocampus, University of Montpellier, INSERM, CNRS., Montpellier, France.
Aim: Left atrial (LA) strain is emerging as a valuable metric for evaluating cardiac function, particularly under pathological conditions such as pressure overload. This preclinical study investigates the predictive utility of LA strain on cardiac function in a murine model subjected to pressure overload, mimicking pathologies such as hypertension and aortic stenosis.
Methods: High-resolution ultrasound was performed in a cohort of mice (n = 16) to evaluate left atrial and left ventricular function at baseline and 2 and 4 weeks after transverse aortic constriction (TAC).
Mol Biol Rep
January 2025
Department of Translational Research, College of Osteopathic Medicine of the Pacific, Western University of Health Sciences, Pomona, CA, 91766-1854, USA.
Cell communication and competition pathways are malleable to Myocardial Infarction (MI). Key signals, transcriptive regulators, and metabolites associated with apoptotic responses such as Myc, mTOR, and p53 are important players in the myocardium. The individual state of cardiomyocytes, fibroblasts, and macrophages in the heart tissue are adaptable in times of stress.
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