Publications by authors named "F D G F Carvalho"

Article Synopsis
  • Platinum-based chemotherapy combined with immunotherapy shows durable control of advanced urothelial cancer, but its effectiveness varies between cisplatin and carboplatin due to their different impacts on the tumor immune microenvironment.
  • A study analyzing pre-treatment tumor samples from 189 patients revealed that higher lymphoid cell infiltration, especially memory B cells in cisplatin-treated patients, correlated with improved overall survival, a trend not observed in those treated with carboplatin.
  • Gene expression patterns related to B cell memory and associated cytokines were linked to better survival outcomes in multiple cancer patient groups, suggesting memory B cell presence may serve as a promising prognostic biomarker in urothelial cancer treatment.
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Doxorubicin (DOX)-associated cardiotoxicity is characterized by long-term manifestations, whose mechanisms remain incompletely understood, and is exacerbated by various risk factors, with age being a prominent contributor. The objective of this study was to assess the enduring cardiac molecular impacts of DOX in old CD-1 male mice, focusing on ubiquitinated proteins. At 19 months of age, DOX group received a cumulative dose of 9.

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Dynamic interspecific interactions and environmental factors deeply impact the composition of microbiotic communities in the gut. These factors intertwined with the host's genetic background and social habits cooperate synergistically as a hidden force modulating the host's physiological and health determinants, with certain bacterial species being maintained from generation to generation. Firmicutes, one of the dominant bacterial phyla present across vertebrate classes, exhibits a wide range of functional capabilities and colonization strategies.

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Plants cope with the environment by displaying large phenotypic variation. Two spectra of global plant form and function have been identified: a size spectrum from small to tall species with increasing stem tissue density, leaf size, and seed mass; a leaf economics spectrum reflecting slow to fast returns on investments in leaf nutrients and carbon. When species assemble to communities it is assumed that these spectra are filtered by the environment to produce community level functional composition.

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Objectives: This study aims to assess the stability of soft tissues one and three years after orthognathic mandibular advancement surgery by superimposing the cone-beam computed tomography (CBCT) images and quantifying potential soft tissue changes following surgery.

Materials And Methods: In this prospective observational study, changes in the hard and soft tissues of the chin, lower incisors, and lower lip due to displacement and/or bone remodeling were analyzed using three-dimensional models based on CBCT superimposition images acquired before surgery (T0), one year after surgery (T1), and three years after surgery (T3). The cranial base was used as a reference for the superimpositions, which were based on fully automated grayscale voxel-wise registrations.

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