Our research team analyzed the microRNA (miRNA)-197-3p involved in cardioprotection, and we demonstrated that the overexpression of miRNA-197-3p could be linked to a higher risk of cardiac damage. Recent research indicated that miRNA-197-3p inhibits the effector proteins of the anaesthetic preconditioning mechanism of halogenated drugs. In this scenario, we proposed to determine the role of miRNA-197-3p in cardiac injury and its effects on myocardial conditioning under halogenated exposure.
View Article and Find Full Text PDFBackground: The effects of anesthetic drugs on myocardial cells have been a subject of research for the last 50 years. The clinical benefits of halogenated agents, particularly sevoflurane, have been demonstrated in cardiac surgery patients. These benefits are due to the action of different enzymes and a variety of molecular pathways mediated by the action of small noncoding RNAs (sRNA) such as microRNAs (miRNAs).
View Article and Find Full Text PDFGlobally, more than 4 million have died from COVID-19, World Health Organization (WHO) to declare COVID-19 a pandemic. The COVID 19 pathology, produced by SARS-COV2, a virus from the coronavirus family, emerged at the end of 2019. The majority of cases usually have a mild or moderate form, characterized by fever, cough, intense asthenia and multiple symptoms derived from the initial replicative effect and subsequent hyperimmune effect.
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July 2021
Background: Numerous studies have demonstrated that halogenated agents elicit myocardial conditioning effects when administered perioperatively in cardiac surgery. Recent evidence has been published on the benefits of maintaining exposure to halogenated agents during the early postoperative period. The enzymatic mechanisms by which this beneficial effect is exerted were explained recently.
View Article and Find Full Text PDFBackground: Low-cardiac output syndrome (LCOS) after cardiac surgery secondary to systemic hypoperfusion is associated with a higher incidence of renal and neurological damage. A range of effective therapies are available for LCOS. The beneficial systemic effects of levosimendan persist even after cardiac output is restored, which suggests an independent cardioprotective effect.
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