Publications by authors named "Anna Fernandes"

This cross-sectional observational study aimed to investigate the relationship between satisfaction with facial appearance among young women, as measured by the FACE-Q tool, and facial asymmetry quantified through stereophotogrammetry. A total of 50 women aged 18 to 30 years with a normal body mass index were recruited for the study. Participants were categorized as either symmetrical or asymmetrical based on facial asymmetry assessments obtained through clinical examination and stereophotogrammetry using the Vectra M3 system.

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Introduction: Colorectal cancer (CRC) is the third most incident and the second most lethal malignant tumor. Despite the recognized association between obesity and CRC, further clarification is necessary regarding the lipids that are overexpressed during the development of CRC. In this scenario, the combination of metabolomics and a three-dimensional (3D) co-culture model involving CRC tumor cells and lipids can enhance the knowledge of energy metabolism modifications at the cross-talk between colorectal cancer and adipocytes.

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Background: Diagnosing asymmetries and restoring functional balance are challenges in facial rehabilitation and aesthetic procedures. This cross-sectional observational study aimed to evaluate whether occlusal imbalance and the electromyographic activity of the masseter and temporalis muscles in young women may be associated with facial asymmetry.

Material And Methods: Fifty women (mean age ± standard deviation: 22.

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  • The study examined the electromyographic activity of jaw muscles and bite force in women with rheumatoid arthritis (RA) and osteoarthritis (OA) compared to healthy controls.
  • Most electromyographic measurements showed no significant differences among the groups, but significant changes were found in maximum bite force between the RA group and controls.
  • The findings suggest that women with RA or OA have functional impairments in jaw movement, particularly in terms of bite force and maximum mouth opening.
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  • Feed costs are crucial in cattle production, making up about 75% of variable expenses, so optimizing feed efficiency is important.
  • The study analyzed the effects of traditional corn and alternative by-product diets on 14 traits related to feed efficiency and methane emissions in 52 Nellore bulls, finding that the alternative diet had better outcomes in weight gain and lower methane emissions.
  • Genetic analysis revealed 487, 484, and 499 differentially expressed genes in the liver, muscle, and rumen respectively, showing that specific genes and their connections relate to the improved traits observed with the alternative diet.
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Experimental animal facilities can have a negative impact on the well-being of animals owing to confinement. To mitigate this, environmental enrichment (EE) is implemented confinement. The purpose of EE is to enhance the complexity of an animal's natural environment.

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Background: The incapacity to store lipids in adipose tissue in Congenital Generalized Lipodystrophy (CGL) causes hypoleptinemia, increased appetite, ectopic fat deposition and lipotoxicity. CGL patients experience shortened life expectancy. The plasma lipidomic profile has not been characterized fully in CGL, nor has the extent of dietary intake in its modulation.

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The inappropriate use of antimicrobials, along with environmental conditions, can lead to the emergence of resistant microorganisms. The use of phytopharmaceuticals and herbal medicines has a positive impact and represents a promising alternative. extracts have been widely reported to have antimicrobial potential; however, studies reporting their activity against resistant bacterial strains are scarce.

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The enzymatic hydrolysis of the extract of by two glycosyl hydrolases (hesperidinase and galactosidase) was performed in order to obtain kaempferol (KPF)-enriched extract with an enhanced anticancer activity. The current study examined the effectiveness of both extracts (before (KPF-BBR) and after (KPF-ABR) bioconversion reactions) in reducing cell viability and inducing apoptosis in human high-degree gliomas in vitro. Cytotoxicity was determined using an MTT assay.

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  • The study investigates the relationship between comprehensive lipid profiles assessed by mass spectrometry and traditional lipid measurements (like TAG and cholesterol) in adults with varying lipid conditions.
  • It categorizes 128 adults into four groups based on their lipid profiles, including normolipidemic and various forms of dyslipidemia.
  • Key findings show that dyslipidemic individuals have specific correlations between serum TAGs, cholesterol lipoproteins, and various lipid species, indicating distinct lipidomic signatures associated with different lipid disorders.
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Background:  Resection of infiltrative neuroepithelial primary brain tumors, such as low-grade gliomas (LGGs) remains a neurosurgical challenge. Usual lack of clinical deficit despite LGGs growing in eloquent brain areas may be explained by reshaping and reorganization of functional networks. The development of modern diagnostic imaging techniques could disclose better understanding of the rearrangement of the brain cortex; however, mechanisms underlying such compensation and how it occurs in the motor cortex remain unclear.

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Three-dimensional (3D) cell culture technologies, which more closely mimic the complex microenvironment of tissue, are being increasingly evaluated as a tool for the preclinical screening of clinically promising new molecules, and studying of tissue metabolism. Studies of metabolites released into the extracellular space (secretome) allow understanding the metabolic dynamics of tissues and changes caused by therapeutic interventions. Although quite advanced in the field of proteomics, studies on the secretome of low molecular weight metabolites (< 1500 Da) are still very scarce.

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The nuclear factor kappa B (NF-κB) pathway has been reported to be responsible for the aggressive disease phenomenon observed in glioblastoma (GBM). Dipotassium glycyrrhizinate (DPG), a dipotassium salt of glycyrrhizic acid isolated from licorice, has recently demonstrated an anti-tumoral effect on GBM cell lines U87MG and T98G through NF-κB suppression by - and -mediating microRNA (miR)-16 and miR-146a, respectively. Thus, the present study aimed to evaluate the expression profiles of miRNAs related to NF-κB suppression in T98G GBM cell line after DPG exposure using miRNA microarray (Affymetrix Human miRNA 4.

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Background: Chile has implemented numerous successful food and nutrition initiatives since the early 20th century, aiming to address malnutrition in all its forms.

Aim: To summarize the major nutrition and food-related policies, strategies, and programs implemented in Chile, using the NOURI-SHING Framework.

Material And Methods: The NOURISHING framework proposes a methodology for reporting, monitoring, and categorizing actions to promote healthier eating in three main domains: food environment, food system and behavior change communication.

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Copy number variations (CNV) are an important source of genetic variation. CNV has been increasingly studied and frequently associated with diseases and productive traits in livestock animals. However, CNV-based genome-wide association studies (GWAS) in Santa Inês sheep, one of the principal sheep breeds in Brazil, have not yet been reported.

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Rosuvastatin is a well-known lipid-lowering agent generally used for hypercholesterolemia treatment and coronary artery disease prevention. There is a substantial inter-individual variability in the absorption of statins usually caused by genetic polymorphisms leading to a variation in the corresponding pharmacokinetic parameters, which may affect drug therapy safety and efficacy. Therefore, the investigation of metabolic markers associated with rosuvastatin inter-individual variability is exceedingly relevant for drug therapy optimization and minimizing side effects.

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In Chile, the migrant population has increased in the last years. Migrants adopt behaviors of this new culture, which can have an effect on their health. Contradictory results regarding differences between migrant and native children have been reported.

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Background: Copy number variations (CNVs) are a major type of structural genomic variants that underlie genetic architecture and phenotypic variation of complex traits, not only in humans, but also in livestock animals. We identified CNVs along the chicken genome and analyzed their association with performance traits. Genome-wide CNVs were inferred from Affymetrix® high density SNP-chip data for a broiler population.

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This study evaluated the role of endogenous and exogenous annexin A1 (AnxA1) in the activation of the NLRP3 inflammasome in isolated peritoneal neutrophils. C57BL/6 wild-type (WT) and AnxA1 knockout mice (AnxA1) received 0.3% carrageenan intraperitoneally and, after 3 h, the peritoneal exudate was collected.

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Systemic inflammatory response syndrome (SIRS) and sepsis are two conditions which are difficult to differentiate clinically and which are strongly impacted for prompt intervention. This study identified potential lipid signatures that are able to differentiate SIRS from sepsis and to predict prognosis. Forty-two patients, including 21 patients with sepsis and 21 patients with SIRS, were involved in the study.

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In this era of precision medicine, there is an increasingly urgent need for highly sensitive tests for detecting tumors such as colon cancer (CC), a silent disease where the first symptoms may take 10-15 years to appear. Mass spectrometry-based lipidomics is an emerging tool for such clinical diagnosis. We used ultra-performance liquid chromatography coupled to electrospray ionization quadrupole time-of-flight mass spectrometry operating in high energy collision spectral acquisition mode (MS) mode (UPLC-QTOF-MS) and gas chromatography (GC) to investigate differences between the plasmatic lipidic composition of CC patients and control (CTR) subjects.

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is an Euphorbiaceae endemic to the northeast region of Brazil, which is used in folk medicine as anti-inflammatory, analgesic and antibiotic. An ethanolic extract was prepared with the leaves from , and also partitioned and chromatographed leading to the isolation of cyanoglucoside linamarin (), cinnamic acid (), as well as a mixture of steroids and terpenoids (). Structural elucidation of the compounds was done by IR, MS and NMR analysis.

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Early timing of puberty (i.e., advanced pubertal maturation relative to same-age peers) has been associated with depressive symptoms during adolescence.

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Intracellular long-chain acyl-CoA synthetases (ACSL) activate fatty acids to produce acyl-CoA, which undergoes β-oxidation and participates in the synthesis of esterified lipids such as triacylglycerol (TAG). Imbalances in these metabolic routes are closely associated with the pathogenesis of non-alcoholic fatty liver disease (NAFLD). Triacsin C is one of the few compounds that inhibit TAG accumulation into lipid droplets (LD) by suppressing ACSL activity.

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Mass spectrometry imaging (MSI) of neurotransmitters has so far been mainly performed by matrix-assisted laser desorption/ionization (MALDI) where derivatization reagents, deuterated matrix and/or high resolution, or tandem MS have been applied to circumvent problems with interfering ion peaks from matrix and from isobaric species. We herein describe the application of desorption electrospray ionization mass spectrometry imaging (DESI)-MSI in rat brain coronal and sagittal slices for direct spatial monitoring of neurotransmitters and choline with no need of derivatization reagents and/or deuterated materials. The amino acids γ-aminobutyric (GABA), glutamate, aspartate, serine, as well as acetylcholine, dopamine, and choline were successfully imaged using a commercial DESI source coupled to a hybrid quadrupole-Orbitrap mass spectrometer.

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