Publications by authors named "Lucas Silva"

To assess and compare two techniques of low-level laser application-transgingival (TLLLT) and intrasulcular (ILLLT)-used in photobiomodulation as an adjunct to basic periodontal therapy (BPT) in patients with periodontitis. A randomized, split-mouth, double-blind clinical trial was conducted, selecting three diseased periodontal sites from different quadrants in each patient. These sites were assigned to one of three treatment groups: SRP (control), SRP + TLLLT (test 1), and SRP + ILLLT (test 2).

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 To analyze the reproducibility and intra- and interobserver agreement of the IDEAL classification for distal radius fractures.  This qualitative, analytical study evaluated 50 pairs of radiographs in two views of patients with distal radius fractures. There were ten observers with different levels of orthopedic training who assessed the radiographs in three different evaluations.

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Objective: This integrative review article examines the efficacy of adoptive cell therapy using tumor-infiltrating lymphocytes, with a particular focus on the treatment of melanomas and other solid tumors.

Methods: The methodology encompasses theme definition, comprehensive database searches, and a critical review of pertinent literature. Of the 1,947 articles initially identified, 15 were meticulously selected based on stringent inclusion and exclusion criteria.

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Gene editing the BCL11A erythroid enhancer is a validated approach to fetal hemoglobin (HbF) induction for β-hemoglobinopathy therapy, though heterogeneity in edit allele distribution and HbF response may impact its safety and efficacy. Here, we compare combined CRISPR-Cas9 editing of the BCL11A +58 and +55 enhancers with leading gene modification approaches under clinical investigation. Dual targeting of the BCL11A +58 and +55 enhancers with 3xNLS-SpCas9 and two single guide RNAs (sgRNAs) resulted in superior HbF induction, including in sickle cell disease (SCD) patient xenografts, attributable to simultaneous disruption of core half E-box/GATA motifs at both enhancers.

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The Amazon, an important biodiversity hotspot, remains poorly explored in terms of its microbial diversity and biotechnological potential. The present study characterized the metabolic potential of Gram-positive strains of the Actinomycetes and Bacilli classes isolated from soil samples of an Amazon Conservation Unit. The sequencing of the 16S rRNA gene classified the strains ACT015, ACT016, and FIR094 within the genera , , and , respectively.

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Editing the +58 region of the BCL11A erythroid enhancer has shown promise in treating β-globin disorders. To address variations in fetal hemoglobin (HbF) response, we investigated editing both +58 and +55 enhancers. Rhesus macaques transplanted with edited hematopoietic stem/progenitor cells (HSPCs) following busulfan conditioning exhibited durable, high-level (∼90%) editing frequencies post transplantation with sustained HbF reactivation over 4 years, without hematological perturbations.

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Shoulder and neck concerns are prevalent musculoskeletal issues prompting medical attention, often stemming from scapulothoracic disorders that can serve as both the cause and consequence of other shoulder abnormalities. Scapular dyskinesis, fractures, benign and malignant masses, and neuropathies are frequently overlooked yet can substantially affect shoulder pain and function, particularly in athletes. Scapulothoracic disorders may lead to and/or be worsened by common shoulder abnormalities including those of the rotator cuff, neighboring bursae, and the glenohumeral articulation and labrum.

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MicroRNAs (miRNAs) can act as biomarkers and descriptors of the association between infections and other diseases, such as hepatitis and COVID-19. This study aims to investigate the role of miRNA serum expression according to laboratory data concerning hepatitis and COVID-19. Seventy individuals recruited in Southern and Southeastern Brazil donated serum samples and were divided into four groups: (i) 20 negative subjects, (ii) 20 presenting hepatitis, (iii) 19 with COVID-19 and (iv) 11 with hepatitis and COVID-19.

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Background/objectives: The optimal dietary approach for managing glycemic and metabolic control in type 2 diabetes (T2D) is still uncertain, though it should be tailored for clinical settings. Therefore, we sought to assess the impact of a multicomponent nutritional strategy on glycemic control in T2D patients within a public health system.

Methods: NUGLIC was an open-label, parallel-group, superiority, multicenter randomized controlled trial.

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Three-dimensional printing is widely becoming prevalent in various industries, including the automotive sector. As this technology advances, critical structures subjected to impact loads may also be produced using additive manufacturing. A key parameter in this technique is the infill density of the printed geometry, which directly affects mechanical properties such as strength, stiffness, and ductility.

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Article Synopsis
  • Chikungunya Fever is caused by mosquitoes and can lead to neurological issues like transverse myelitis.
  • A case study involved a 29-year-old patient who underwent physical therapy to improve pain, mobility, and lower limb strength following a Chikungunya infection.
  • After 20 therapy sessions, significant improvements were observed in pain levels and functional mobility, indicating the effectiveness of the multimodal physical therapy approach.
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Background: Attention Deficit Hyperactivity Disorder (ADHD) is the most prevalent childhood psychiatric condition with profound public health, personal, and family consequences. ADHD requires comprehensive treatment; however, lack of communication and integration across multiple points of care is a substantial barrier to progress. Given the chronic and pervasive challenges associated with ADHD, innovative approaches are crucial.

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Citriculture is facing challenges due to the spread of various diseases, among which the most threatening, with worldwide occurrence, is Huanglongbing (HLB), caused by the bacteria Candidatus Liberibacter spp., vectored by psyllids. In orchards, HLB-infected plants are identified by visual observation of symptoms.

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Objective: To describe nurses' beliefs and attitudes related to care during the end-of-life process and death in a neonatal intensive care unit.

Method: Descriptive and qualitative study with nurses working in a neonatal intensive care unit who experienced care for newborns who died in these units. Data collection was carried out through recorded interviews that were analyzed following thematic analysis from the perspective of the Health Belief Model.

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  • High-performance dielectric energy-storage ceramics improve electrostatic capacitors but face challenges in balancing polarizability and breakdown strength for optimal energy density.
  • A new dual-phase structure is created using (BiNa)TiO-BaTiO ceramics, which enhances performance through phase separation and a solid-state reaction method.
  • These ceramics achieve a record energy density of 23.6 J/cm³ with 92% efficiency while exhibiting high polarization, low hysteresis, and increased resistivity, promising better energy-storage capabilities in ferroelectrics.
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  • Difficult fetal extraction during cesarean sections is mainly caused by a deeply impacted fetal head and floating fetus presentation, with limited scientific evidence supporting various management techniques.
  • Maternal complications from managing a deeply impacted fetal head include lacerations and hematomas, while neonates may suffer serious issues like hemorrhage, fractures, nerve injuries, and perinatal asphyxia.
  • The abdominovaginal delivery method is linked to higher complications, while the internal podalic version followed by pelvic extraction is a distinct approach for floating fetal presentations.
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  • The study evaluates the use of cardanol trimethacrylate monomer (CTMA), sourced from cashew nut shell liquid, as an alternative to Bis-GMA in acrylic resins, focusing on the impact on the material's physicochemical and mechanical characteristics.
  • Experimental resin composites were created by replacing varying amounts of Bis-GMA with CTMA, and their properties were assessed using various analyses, revealing that CTMA-based composites exhibited similar strength and conversion rates to traditional Bis-GMA composites.
  • The findings suggest that CTMA not only maintains mechanical properties but also reduces viscosity, water sorption, and solubility, making it a promising option for dental applications and potentially decreasing BPA exposure.
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Background: Nuts consumption is related to cardioprotective effects on primary cardiovascular prevention, but studies conducted in secondary prevention are small, scarce and controversial. The objective of this trial was to evaluate the effects of a regional and sustainable cardioprotective diet added or not with an affordable mixed nuts on cardiometabolic features in patients with previous myocardial infarction.

Methods: DICA-NUTS study is a national, multi-center, and superiority-parallel randomized clinical trial.

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Introduction: is a highly contagious pathogen that causes various diseases in herd animals, negatively impacting reproduction, production, and milk yield. Effective diagnostic methods and vaccine development are critical for controlling outbreaks. This systematic review aimed to evaluate diagnostic alternatives and vaccine compounds based on recombinant proteins.

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Despite modulating senescence and drought responses, the GmERD15-like subfamily members are differentially induced by multiple stresses and diverge partially in stress signaling functions. The PAM2 motif represents a binding site for poly (A)-binding proteins (PABPs), often associated with RNA metabolism regulation. The PAM2-containing protein ERD15 stands out as a critical regulator of diverse stress responses in plants.

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Antimicrobial resistance is an increasing worldwide public health burden that threatens to make existent antimicrobials obsolete. An important mechanism of antimicrobial resistance is the overexpression of efflux pumps, which reduce the intracellular concentration of antimicrobials. TolC is the outer membrane protein of an efflux pump that has gained attention as a therapeutic target.

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In response to heightened environmental awareness, various industries, including the civil and automotive sector, are contemplating a shift towards the utilization of more sustainable materials. For adhesive bonding, this necessitates the exploration of materials derived from renewable sources, commonly denoted as bio-adhesives. This study focuses on a bio-adhesive L-joint, which is a commonly employed configuration in the automotive sector for creating bonded structural components with significant bending stiffness.

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Introduction: We compared fixed and articulated ankle-foot orthoses (AFOs) in home-based mobility tasks to assess short-term mobility, dynamic balance, quality of life, anxiety/depression, disability level, stroke severity, autonomy, human functioning, and patient satisfaction.

Methods: This was a two-arm, parallel-group, randomized controlled trial with concealed allocation, assessor blinding, and a complete case analysis involving patients with chronic stroke. The participants were randomized into two groups: fixed ( = 24) and articulated ( = 23) AFOs.

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The present study aimed to verify the effect of acute nitrate supplementation on oxidative, phosphocreatine, and glycolytic energy contribution (C, C, and C respectively) during a high-intensity intermittent exercise (HIIE). Fifteen physically active subjects were submitted to incremental running test on a treadmill and two random HIIE (10 × 1 min at maximal aerobic speed with 1 min of passive recovery) in the following conditions: sodium nitrate (SN) or Placebo (PL). Repeated measure ANOVA was used to compare C, and C within the 10 efforts.

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