Publications by authors named "M R Monteiro"

Food security issues are becoming more pressing due to the world's rapid population expansion and climate change, which also drive up demand for nutrient-dense commodities like meat and cereals. Conventional agricultural practices, which depend on pesticides, fertilizers, and antibiotics, are exacerbating environmental problems, such as antibiotic resistance. Precision fermentation has become a game-changing technique that uses microorganisms to create high-value food ingredients more efficiently and with less negative environmental impact.

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A 73-year-old man presented with nausea, abdominal discomfort, and distention persisting for the past five days. He had previously been diagnosed with stage III peripheral CD4+ T cell lymphoma and had initiated chemotherapy comprising vincristine two weeks prior to presentation. An evaluation revealed diffuse colon distention and pneumatosis intestinalis without mechanical obstruction, consistent with acute colonic pseudo-obstruction.

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Introduction: The human skin acts as a protective barrier against external pathogens and hosts a diverse microbiome consisting of bacteria, fungi, viruses, and archaea. Disruptions to the skin microbiome can impact immune function, leading to inflammatory and autoimmune conditions. The importance of pH for the microbiome is paramount.

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Article Synopsis
  • Autologous platelet concentrates, known for their growth factors, may enhance success rates in treating macular holes, prompting this study to assess their efficacy and safety through a comprehensive review and meta-analysis.
  • The research included six studies with 616 patients, revealing that platelet concentrate therapy significantly improved anatomical closure of macular holes compared to controls, although no major differences were found in reopening rates, visual acuity improvements, or complication rates.
  • Despite promising results for smaller holes, the authors emphasize the need for more extensive research with standardized methods and longer follow-up to better evaluate the therapy's overall effectiveness and safety.
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Background: Wearable sensors are rapidly evolving, particularly in health care, due to their ability to facilitate continuous or on-demand physiological monitoring.

Objective: This study aimed to design and validate a wearable sensor prototype incorporating photoplethysmography (PPG) and long-range wide area network technology for heart rate (HR) measurement during a functional test.

Methods: We conducted a transversal exploratory study involving 20 healthy participants aged between 20 and 30 years without contraindications for physical exercise.

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