Publications by authors named "M A Altenburg de Assis"

Atrazine is an herbicide widely used on plantations worldwide. Experimental studies suggest that the herbicide impairs male reproductive function in mammals. This systematic review and meta-analysis aimed to evaluate the impact of atrazine exposure on the levels of hormones from the hypothalamic-pituitary-testicular axis using murine as the animal model.

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Skin wounds are extremely frequent injuries related to many etiologies. They are a burden on healthcare systems worldwide. Skin dressings are the most popular therapy, and collagen is the most commonly used biomaterial, although new sources of collagen have been studied, especially spongin-like from marine sponges (SPG), as a promising source due to a similar composition to vertebrates and the ability to function as a cell-matrix adhesion framework.

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 The absence of standardized reporting for sleep medicine exams across different laboratories can lead to misinterpretation, diagnostic inconsistencies, and suboptimal treatment strategies. This document seeks to establish guidelines for the development of sleep study reports, covering recordings from studies of types 1 to 4, and represents the official position of Associação Brasileira do Sono (ABS; Brazilian Sleep Association) on the standardization of polysomnography (PSG) and cardiorespiratory polygraphies.  The recommendations for the items to be reported in PSG records were developed by means of a Delphi study, comprised of two voting rounds.

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 The current document represents the official position of Associação Brasileira do Sono (ABS; Brazilian Sleep Association) on the application of different sleep studies and provides specific recommendations for the use of different types of polysomnography (PSG) and respiratory polygraphy.  The present document was based on existing guidelines. The steering committee discussed its findings and developed recommendations and contraindications, which were refined in discussions with the advisory committee.

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Article Synopsis
  • The study investigated whether combined moderate-intensity exercise could slow down harmful changes in the lungs and right heart in rats with pulmonary arterial hypertension (PAH) induced by monocrotaline (MCT).
  • Rats underwent a 3-week exercise program including aerobic and resistance training, which improved their physical endurance and prevented negative changes in pulmonary artery resistance and right ventricular function.
  • The exercise also helped maintain heart cell function, reduced structural damage to the right ventricle and lungs, and lowered oxidative stress levels associated with PAH.
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