315 results match your criteria: "University of Sao Paulo - FMRP USP[Affiliation]"

Introduction And Hypothesis: The high prevalence of pelvic floor disorders in women requires assessments using validated instruments. We aimed to translate, cross-culturally adapt to Brazilian Portuguese, and analyze the measurement properties of the International Consultation on Incontinence Questionnaire Vaginal Symptoms Module (ICIQ-VS-Br).

Methods: Participants were Brazilian women older than 18 years presenting vulvovaginal symptoms according to the Vulvovaginal Symptoms Questionnaire (VSQ-Br).

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Polycystic ovary syndrome (PCOS) is a multifactorial disorder and obesity occurs in 38% to 88% of these women. Although hyperandrogenism may contribute to telomere lengthening, increased body mass index (BMI) is associated with telomere erosion. We sought to compare leukocyte telomere length (LTL) in PCOS women with normal, overweight, and obese BMI.

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Background: Human multi-tissue banks (HMTB) are important health institutions specialized in the capture, processing, and distribution of human tissues for transplants and research, aiming for safety and quality in the supply of their products, intended for reconstructive surgeries and injury repair, in addition to contributing to the advancement of research developed in regenerative medicine. This study aims to report and share the experience of implementing an HMTB, as well as creating an institution's own quality management system.

Methods: This is a descriptive study, an experience report type, which identifies historical aspects of an HMTB's actions in the 5 years of implementing and operating the service.

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We investigated the participation of the nucleus of the tractus solitarius (NTS) in tonic‒clonic seizures and postictal antinociception control mediated by NMDA receptors, the role of NTS GABAergic interneurons and noradrenergic pathways from the locus coeruleus (LC) in these phenomena. The NTS-lateral nucleus reticularis paragigantocellularis (lPGi)-LC pathway was studied by evaluating neural tract tracer deposits in the lPGi. NMDA and GABAergic receptors agonists and antagonists were microinjected into the NTS, followed by pharmacologically induced seizures.

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Environment enrichment (EE) is a well-known eustress model showing beneficial effects in different psychiatric diseases, but its positive properties in panic disorders are not yet established. The confrontation between prey and predator in complex arenas has been validated as a putative panic attack model. The principal aim of this work was to investigate the role of the EE on panic-like defensive responses elicited by mice threatened by venomous snakes.

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The global cancer burden, especially in low- and middle-income countries (LMICs), worsens existing disparities, amplified by the rising costs of advanced treatments. The shortage of radiation therapy (RT) services is a significant issue in LMICs. Extended conventional treatment regimens pose significant challenges, especially in resource-limited settings.

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Alpha- and Beta-norepinephrinergic receptors of dorsomedial and ventromedial hypothalamic nuclei modulate panic attack-like defensive behaviour elicited by diencephalic GABAergic neurotransmission disinhibition.

Pharmacol Biochem Behav

March 2024

Laboratory of Neuroanatomy and Neuropsychobiology, Department of Pharmacology, Ribeirão Preto Medical School of the University of São Paulo (FMRP-USP), Av. Bandeirantes, 3900, Ribeirão Preto 14049-900, São Paulo, Brazil; NAP-USP-Neurobiology of Emotions Research Centre (NuPNE), Ribeirão Preto Medical School of the University of São Paulo (FMRP-USP), Av. Bandeirantes, 3900, Ribeirão Preto 14049-900, São Paulo, Brazil; Behavioural Neurosciences Institute (INeC), Avenida do Café, 2450, Ribeirão Preto 14220-030, São Paulo, Brazil.. Electronic address:

Gamma-aminobutyric acid (GABA) disinhibition in medial hypothalamus (MH) nuclei of rats elicits some defensive reactions that are considered panic attack-like behaviours. Recent evidence showed that the norepinephrine-mediated system modulates fear-related defensive behaviours organised by MH neurons at least in part via noradrenergic receptors recruitment on midbrain tegmentum. However, it is unknown whether noradrenergic receptors of the MH also modulate the panic attack-like reactions.

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Introduction: The advantages of single-stage treatment of cholecystocholedocholithiasis are well established, but the conditions for carrying out treatment on an outpatient basis require a review of concepts and practices of medical corporations.

Objective: To evaluate the practice of treating cholecystocholedocholithiasis by laparoendoscopy on an outpatient basis with cost analysis.

Method: A retrospective study was conducted on patients with cholecystocholedocholithiasis treated by combined laparoscopic cholecystectomy and endoscopic choledocholithotomy from January 2015 to January 2019.

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Meta-Analysis of Stereotactic Body Radiation ThERapy in Nonspine BONE Metastases (MASTER-BONES).

Int J Radiat Oncol Biol Phys

August 2024

Latin America Cooperative Oncology Group (LACOG), Porto Alegre, Brazil; Ribeirão Preto Medical School, Department of Medical Imagings, Hematology and Oncology of University of São Paulo (FMRP-USP), Ribeirão Preto, Brazil. Electronic address:

Purpose: The efficacy and safety of stereotactic body radiation therapy (SBRT) for patients with nonspine bone metastases remains in question. A systematic review and meta-analysis were performed to evaluate SBRT treatment outcomes in nonspine bone metastases.

Methods And Materials: Eligible studies were retrieved from MEDLINE, Embase, Scielo, the Cochrane Library, and annual meeting proceedings through July 6, 2023.

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This study aimed to investigate the effects of a 4-week live high train low (LHTL; FiO ~ 13.5%), intervention, followed by a tapering phase, on muscle glycogen concentration. Fourteen physically active males (28 ± 6 years, 81.

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Copaifera langsdorffii Desf. tree oleoresin-induced antinociception recruits µ- and κ -opioid receptors in the ventrolateral columns of the periaqueductal gray matter.

Behav Brain Res

March 2024

Laboratory of Experimental Neuropsychobiology and Toxicology, Institute of Health Sciences, Federal University of Mato Grosso (UFMT), Av. Alexandre Ferronato, 1200, Reserva 35, Setor Industrial, Sinop 78557-267, Mato Grosso, Brazil; Behavioural Neurosciences Institute (INeC), Av. Bandeirantes, 3900, Ribeirão Preto 14049-900, São Paulo, Brazil. Electronic address:

Popular medicine has been using oleoresin from several species of copaíba tree for the treatment of various diseases and its clinical administration potentially causes antinociception. Electrical stimulation of ventrolateral (vlPAG) and dorsolateral (dlPAG) columns of the periaqueductal gray matter also causes antinociception. The aim this study was to verify the antinociceptive effect of oleoresin extracted from Copaifera langsdorffii tree and to test the hypothesis that oleoresin-induced antinociception is mediated by µ- and κ-opioid receptors in the vlPAG and dlPAG.

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The objective of this study was to compare the activation of gelatinases in dentin-enamel junction (DEJ) and underlying dentin of permanent teeth after experimental radiotherapy in conventional and hypofractionated modalities. Newly extracted third molars (n = 15) were divided into three experimental radiotherapy groups: control, conventional (CR), and hypofractionated (HR) (n = 5 per group). After in vitro exposure to ionizing radiation, following standardized protocols for each modality, a gelatinous substrate was incubated on the tooth slices (n = 10 per group).

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Acute and short-term beetroot juice nitrate-rich ingestion enhances cardiovascular responses following aerobic exercise in postmenopausal women with arterial hypertension: A triple-blinded randomized controlled trial.

Free Radic Biol Med

February 2024

Department of Internal Medicine, Ribeirão Preto Medical School, University of São Paulo (FMRP/USP), Ribeirão Preto, São Paulo, Brazil; School of Physical Education of Ribeirão Preto, University of São Paulo (EEFERP/USP) Ribeirão Preto, Brazil; Ribeirao Preto Nursing School, University of São Paulo (EERP/USP), Ribeirão Preto, SP, Brazil.

Article Synopsis
  • The study explores the effects of drinking nitrate-rich beetroot juice on cardiovascular health during aerobic exercise in physically inactive postmenopausal women with high blood pressure.
  • Results show that both acute and one-week consumption of beetroot juice led to significant improvements in blood pressure and flow-mediated dilation (FMD) after exercise, compared to a placebo.
  • Additionally, participants drinking beetroot juice experienced faster heart recovery and better heart rate variability, indicating enhanced autonomic function, although heart rate itself did not differ significantly between the two groups.
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Challenges in building radiotherapy capacity: A longitudinal study evaluating eight years of the Brazilian radiotherapy expansion plan.

J Cancer Policy

March 2024

Latin America Cooperative Oncology Group (LACOG), Porto Alegre, Brazil; Division of Cancer Care and Epidemiology, Cancer Research Institute, Queen's University, Kingston, ON, Canada; Department of Oncology, Kingston General Hospital, Queen's University, Kingston, ON, Canada. Electronic address:

Background: In 2012, the Brazilian government launched a radiotherapy (RT) expansion plan (PER-SUS) to install 100 linear accelerators. This study assesses the development of this program after eight years.

Methods: Official reports from the Ministry of Health (MoH) were reviewed.

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Development and Characterization of High-Absorption Microencapsulated Organic Propolis EPP-AF Extract (i-CAPs).

Molecules

October 2023

Centro de Investigação de Montanha (CIMO), Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, Portugal.

The demand for organic and functional food continues to increase yearly. Among the available functional foods, propolis is a bee product that has various beneficial properties, including antimicrobial, antioxidant, and anti-inflammatory activities. However, it generally is only available in ethanol solution, which has poor bioavailability, as it is relatively insoluble in water.

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Meta-analysis of 5-day preoperative radiotherapy for soft tissue sarcoma (5D-PREORTS).

Radiother Oncol

January 2024

Department of Oncology, Division of Radiation Oncology, Kingston General Hospital, Queen's University, Kingston, Canada.

Background And Purpose: Although the role of conventionally fractionated radiotherapy (RT) in combination with surgery in the limb-sparing treatment of soft tissue sarcoma (STS) patients is well established, the effectiveness and safety of 5-day preoperative radiotherapy (RT) remain controversial. We performed a meta-analysis to evaluate the treatment outcomes of 5-day preoperative RT using ≥ 5 Gy per fraction with contemporary radiotherapy techniques.

Materials And Methods: Medline, Embase, the Cochrane Library, and the proceedings of annual meetings through March 2022 were used to identify eligible studies.

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Parkinson's disease (PD) is a widespread neurodegenerative condition affecting millions globally. This investigation centered on the gut-brain axis in a rotenone-induced PD rat model. Researchers monitored behavioral shifts, histological modifications, neurodegeneration, and inflammation markers throughout the rats' bodies.

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Physical activity and batokines.

Am J Physiol Endocrinol Metab

November 2023

Department of Health Sciences, Ribeirao Preto Medical School, University of São Paulo-FMRP USP, São Paulo, Brazil.

Brown and beige adipose tissue share similar functionality, being both tissues specialized in producing heat through nonshivering thermogenesis and also playing endocrine roles through the release of their secretion factors called batokines. This review elucidates the influence of physical exercise, and myokines released in response, on the regulation of thermogenic and secretory functions of these adipose tissues and discusses the similarity of batokines actions with physical exercise in the remodeling of adipose tissue. This adipose tissue remodeling promoted by autocrine and paracrine batokines or physical exercise seems to optimize its functionality associated with better health outcomes.

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Background: The safety and effectiveness of moderately hypofractionated post-operative radiation therapy for breast cancer were demonstrated by several trials. This study aimed to evaluate the current patterns of practice and prescription preference about moderately hypofractionated post-operative radiation therapy to assess possible aspects that affect the decision-making process regarding the use of fractionation in breast cancer patients in Latin America and the Caribbean (LAC). We also aimed to identify factors that can restrain the utilization of moderately hypofractionated post-operative radiation therapy for breast cancer.

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Neuropathic pain (NP) represents a complex disorder with sensory, cognitive, and emotional symptoms. The medial prefrontal cortex (mPFC) takes critical regulatory roles and may change functionally and morphologically during chronic NP. There needs to be a complete understanding of the neurophysiological and psychopharmacological bases of the NP phenomenon.

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Article Synopsis
  • This study examined the effectiveness of the Erector Spinae Plane Block (ESPB) compared to the Paravertebral Block (PVB) for pain management after lung surgeries, focusing on whether ESPB could provide similar pain relief.
  • The trial involved 120 patients and used a numerical rating scale to measure pain over 24 hours postoperatively; results showed that patients receiving ESPB reported higher pain scores and more opioid use, indicating that ESPB was not as effective as PVB.
  • Ultimately, the study concluded that while patient satisfaction was similar between the two groups, continuous ESPB led to worse pain control and increased reliance on opioids compared to continuous PVB following lung
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Background: Compare outcomes after surgery (S) or radiotherapy (RT) for T1a-T1b glottic squamous cell carcinoma (T1GSCC) in a population-based cohort study.

Methods: Patients diagnosed with T1GSCC from 1999 to 2020 were identified from a public database. Clinical, demographic, and social data were extracted.

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Background: While evidence shows that occupational therapists can play a key role in the care of people with palliative care needs, more knowledge about effective occupational therapy interventions for this group is needed.

Aim: To identify, organise and prioritise intervention components considered to be effective within occupational therapy for people with palliative care needs from the perspective of occupational therapy clinicians, managers and researchers.

Design: Group Concept Mapping utilising a mixed methods participatory approach.

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Evidence of disturbed insulin signaling in animal models of Alzheimer's disease.

Neurosci Biobehav Rev

September 2023

Department of Neurosciences and Behavioral Sciences, Ribeirão Preto Medical School, University of São Paulo (FMRP-USP), Brazil; Department of Physiology, Ribeirão Preto Medical School - University of São Paulo (FMRP-USP), Brazil. Electronic address:

Since glucose reuptake by neurons is mostly independent of insulin, it has been an intriguing question whether insulin has or not any roles in the brain. Consequently, the identification of insulin receptors in the central nervous system has fueled investigations of insulin functions in the brain. It is also already known that insulin can influence glucose reuptake by neurons, mostly during activities that have the highest energy demand.

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Background: The objective to assess the outcomes from different palliative radiotherapy (RT) schedules in incurable head and neck cancer (HNC), to evaluate if there is a relationship between RT dose, technique, and fractionation with tumor response in contrast to the occurrence of adverse effects.

Materials And Methods: Eligible studies were identified on Medline, Embase, the Cochrane Library, and annual meetings proceedings through June 2020. Following PRISMA and MOOSE guidelines, a cumulative meta-analysis of studies for overall response rate (ORR), overall survival (OS), progression-free survival (PFS), pain/dysphagia relief, and toxicity was performed.

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