40 results match your criteria: "Catholic University of Pelotas (UCPEL) - Pelotas (RS)[Affiliation]"

Background: Dengue virus (DENV) infection, a mosquito-borne disease, presents a significant public health challenge globally, with diverse clinical manifestations. Although oral dengue manifestations are uncommon, they can serve as crucial diagnostic indicators and impact patient management in dental practice. This scoping review aims to map the evidence on the oral manifestations associated with DENV infection and their clinical implications for dental practice.

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  • The study aimed to investigate links between serum vitamin D levels and depressive/anxiety symptoms in women during pregnancy and after childbirth, analyzing various qualifying research studies.* -
  • A total of 25 studies were included, revealing that lower vitamin D levels were significantly associated with higher rates of depressive symptoms both before and after childbirth, while only one study suggested a potential link with anxiety.* -
  • The evidence presented is of low quality, indicating a need for more thorough research, particularly longitudinal studies, to better understand these relationships between vitamin D levels and mental health during and after pregnancy.*
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  • The study investigates the effectiveness of nonsurgical root canal retreatment (NS-RCRT) using 2% chlorhexidine gel and foraminal enlargement techniques in improving periapical healing and success rates compared to traditional methods.
  • A retrospective analysis of 120 teeth from 80 patients showed a high success rate of 92.5% over an average follow-up of 30 months, with radiographic repair as the main influencing factor.
  • The findings suggest that the new NS-RCRT approach may serve as a viable alternative to tooth extraction, warranting further prospective research to confirm its benefits.
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  • Calcium hydroxide is the traditional choice for root canal disinfection, but new calcium silicate-based medicaments are being explored as alternatives.
  • Studies investigating these alternatives highlighted their acceptable biocompatibility and high calcium ion release, but they also showed lower antibacterial activity and potential tooth discoloration issues.
  • Evidence on the clinical efficacy of calcium silicate-based medicaments is still limited, indicating the need for more high-quality trials before they can be recommended for routine use in dental practices.
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  • The systematic review investigated how Passive Ultrasonic Irrigation (PUI) affects the healing of periapical tissues in primary root canal treatments compared to conventional syringe irrigation (CSI).
  • The study included randomized clinical trials and analyzed data from 474 patients, finding that PUI resulted in a statistically significant increase in healing rates compared to CSI, with a Relative Risk of 1.10.
  • The review concluded that while there are few high-quality studies, PUI appears to have a beneficial effect on periapical healing in root canal treatments.
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  • This study examined how malocclusion (misalignment of teeth) affects temporomandibular disorders (TMD) and whether sleep bruxism (teeth grinding) mediates this relationship in children aged 7 to 8.
  • Data was gathered from 580 children and analyzed using path analysis, revealing that malocclusion did not directly impact sleep bruxism or TMD pain.
  • Instead, the results indicated a strong connection between probable sleep bruxism and TMD pain, suggesting that bruxism may be a more significant factor than malocclusion in causing TMD complaints.
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Outcome of curcumin-based photodynamic therapy in endodontic microsurgery: A case report.

Photodiagnosis Photodyn Ther

February 2024

Department of Restorative Dentistry, Division of Endodontics, Piracicaba Dental School, State University of Campinas (UNICAMP), Piracicaba, SP, Brazil.

Article Synopsis
  • Persistent apical periodontitis post-root canal treatment may require surgical intervention when non-surgical methods fail, and endodontic microsurgery (EMS) is utilized to address complex cases.
  • A 60-year-old male underwent unsuccessful non-surgical retreatment and was treated surgically with photodynamic therapy (PDT) using a curcumin-based photosensitizer, resulting in complete recovery after one year.
  • The combination of EMS and PDT showed promise in enhancing healing and reducing microorganisms, suggesting further research is needed to establish this treatment as a standard practice.
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Background: Exposure and introduction to digital media, especially in children, are a current cause for concern. The negative links associated with early screen exposure are extensive.

Aims: To evaluate the association between the time of exposure to a screen in children at 18 months of age and cognitive development in a population-based sample in Southern Brazil.

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Background: A smile is considered one of the most important soft skills in social interaction. And discolored teeth may effect this. It is known that some photosensitizer agents (PS) used in photodynamic therapy (PDT) during root canal treatment could play a significant role in tooth color change, and thus the main objective of this systematic review is to address whether performing PDT can influence tooth color change and to synthesize the most effective methods to remove PS from the root canal system.

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The European Society for Clinical Nutrition and Metabolism (ESPEN) and the European Association for the Study of Obesity (EASO) launched the Sarcopenic Obesity Global Leadership Initiative (SOGLI) to reach expert consensus on a definition and diagnostic criteria for Sarcopenic Obesity (SO). The present paper describes the proceeding of the Sarcopenic Obesity Global Leadership Initiative (SOGLI) meeting that was held on November 25th and 26th, 2022 in Rome, Italy. This consortium involved the participation of 50 researchers from different geographic regions and countries.

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Incidence and risk factors for anxiety disorders in young adults: A population-based prospective cohort study.

Encephale

December 2023

Department of Health and Behavior, Catholic University of Pelotas - Universidade Católica de Pelotas, Rua Gonçalves Chaves, 373, Sala 424C, 96015-560 Pelotas, RS, Brazil; Instituto Nacional de Ciência e Tecnologia Translacional em Medicina (INCT-TM), Porto Alegre, Brazil. Electronic address:

Anxiety disorders are among the most common psychiatric disorders in the general population. Our objective was to describe the cumulative incidence and risk factors of anxiety disorders, including obsessive-compulsive disorder (OCD) and posttraumatic stress disorder (PTSD), in a follow-up of young adults over a five-year period. This is a prospective cohort conducted in two waves.

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Thermally Resistant, Self-Extinguishing Thermoplastic Composites Enabled by Tannin-Based Carbonaceous Particulate.

Polymers (Basel)

September 2022

Chemical and Environmental Engineering Department, University of the Basque Country, Escuela Politécnica de San Sebastián, Plaza Europa, 1, 20018 Donostia-San Sebastián, Guipuzcoa, Spain.

Flame-resistant materials are key components in buildings and several other engineering applications. In this study, flame retardancy and thermal stability were conferred to a highly flammable technical thermoplastic-polypropylene (PP)-upon compositing with a carbonaceous tannin-based particulate (CTP). Herein, we report on a straightforward, facile, and green approach to prepare self-extinguishing thermoplastic composites by thermoblending highly recalcitrant particulate.

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Article Synopsis
  • * It focused on two specific genetic variants: OXTR rs2254298, which was identified as a risk factor for both ADHD and anxiety, and CD38 rs6449182, associated with ADHD risk.
  • * The findings offer insights into the genetic factors influencing developmental and behavioral disorders, highlighting the need for further research to better understand their underlying neurobiology in children.
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Background: The literature reports that teenage pregnancy is considered a risk factor for anxiety disorders (ADs). However, research on this topic is limited. This study aimed to investigate if pregnant adolescents presented a greater likelihood of having ADs by comparing two samples of pregnant women in a southern city of Brazil.

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Introduction: Loss of skeletal muscle mass and function (sarcopenia) is common in individuals with obesity due to metabolic changes associated with a sedentary lifestyle, adipose tissue derangements, comorbidities (acute and chronic diseases), and during the ageing process. Co-existence of excess adiposity and low muscle mass/function is referred to as sarcopenic obesity (SO), a condition increasingly recognized for its clinical and functional features that negatively influence important patient-centred outcomes. Effective prevention and treatment strategies for SO are urgently needed, but efforts are hampered by the lack of an universally established SO Definition and diagnostic criteria.

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Dynamic three-dimensional finite element analysis of orbital trauma.

Br J Oral Maxillofac Surg

October 2021

School of Dentistry, São Paulo State University (Unesp), Araraquara, Brazil. Electronic address:

This study comprises a dynamic finite element (FE) analysis of the mechanisms of orbital trauma, specifically buckling and hydraulic theories. A digital model of the orbital cavity - including the eyeball, fatty tissue, extraocular muscles, and the bone orbit - was created from magnetic resonance imaging and computed tomographic data from a real patient. An impactor hit the FE model following two scenarios: one was a hydraulic mechanism for direct impact to the eyeball and the other a buckling mechanism for direct impact over the infraorbital rim.

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Maternal-fetal attachment and perceived parental bonds of pregnant women.

Early Hum Dev

March 2021

Postgraduate Program in Health and Behavior, Catholic University of Pelotas (UCPel), Gonçalves Chaves, 373 - 411 C, 96015-560 Pelotas, RS, Brazil. Electronic address:

Article Synopsis
  • The study investigates the relationship between maternal-fetal attachment (MFA) and the perceived parental bonds among pregnant women in Pelotas, Brazil.
  • Findings indicate that women who experienced higher paternal overprotection reported stronger MFA, while those in their first trimester, without a partner, or lacking support from the baby's father showed lower MFA scores.
  • The research highlights the importance of the father's influence on women's emotional connections to their fetus, emphasizing that support and presence during pregnancy can enhance feelings of care and affection.
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Rutin improves glutamate uptake and inhibits glutamate excitotoxicity in rat brain slices.

Mol Biol Rep

February 2021

Laboratory of Neurochemistry and Cell Biology, Department of Biochemistry and Biophysics, Institute of Health Sciences, Federal University of Bahia, Salvador, Bahia, 40110-060, Brazil.

Rutin is an important flavonoid consumed in the daily diet. It is also known as vitamin P and has been extensively investigated due to its pharmacological properties. On the other hand, neuronal death induced by glutamate excitotoxicity is present in several diseases including neurodegenerative diseases.

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Article Synopsis
  • The study investigates the link between Generalized Anxiety Disorder (GAD), the severity of depression, and stressors among pregnant women in Brazil during their first and second trimesters.
  • Women with varying levels of depressive symptoms had significantly increased odds of experiencing GAD, with severe symptoms leading to the highest risk.
  • The research suggests the importance of implementing prevention strategies to enhance maternal mental health, which can positively impact infant development in the long run.
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Background: The discussion on the safety of thimerosal-containing vaccines (TCVs) and their impact on child development it́s very relevant.

Methods: This is a cohort study with mother-child dyads who received prenatal care in the Unified Health System. The domains of motor, cognitive and language development were evaluated in children between 24 and 36 months of age.

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