Publications by authors named "Pedro Villarroel"

Anaphylaxis is a severe allergic reaction with a rapid onset and it is potentially life-threatening. Its clinical manifestations are varied; they may affect the skin, the cardiovascular system, the respiratory system, and the digestive system, among others. The treatment of choice, which is an intra-muscular injection of epinephrine (adrenaline), must be applied promptly.

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Acute coronary syndromes (ACS) are associated with platelet activation. The aim of the present study was to study the protein expression level associated with glycolysis, oxidative stress, cytoskeleton and cell survival in platelets obtained during an ACS. Platelets from 42 coronary ischemic patients, divided into patients admitted within 24 h after the onset of chest pain (ACS group; n=16) and patients with stable coronary ischemic disease (CAD, n=26), were analyzed using proteomics.

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The purpose of the study was to determine if an intensive pre- season training program modifies the inflammatory status in professional soccer players and if this inflammatory profile may be associated with the physical state. We compared plasma protein biomarkers, using proteomics, and the physiological state and cardiac function in 12 professional soccer players and 9 recreational soccer players. Reduced cardiac low frequency [LF] after the pre- season training program previous competition with respect to recreational soccer players was found.

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Evidence suggests that PTHrP [PTH (parathyroid hormone)-related protein] can act as an inflammatory mediator in several pathological settings including cardiovascular disease. The aim of the present study was to determine whether PTHrP might be involved in human platelet activation. We used a turbidimetric method to determine platelet aggregation.

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