Publications by authors named "Gueemes-Vera N"

Peroxiredoxin 6 (Prdx6), a unique non-seleno peroxidase, is a bifunctional protein with GSH peroxidase at pH 7.4 and calcium independent phospholipase A (aiPLA ) activities at pH 4.0.

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Purpose: Acrylic dentures fabricated using polymethyl methacrylate are subjected to either intraoral fatigue stress or extraoral impact stress, eventually forming microcracks and fractures. This limitation should be overcome by either modification in the acrylic resin material or in polymerization techniques. This study compares the impact strength and flexural strength of high-impact resin to conventional resin in short- and long-heat polymerization settings.

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Introduction: Leprosy is a common infectious disease in India that can lead to nerve damage and disability. There is a dearth of knowledge regarding leprosy not only among the general public but also among healthcare workers. This knowledge gap leads to the generation of stigma and delay in the detection of new cases.

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Article Synopsis
  • RbgA is a GTPase that plays a crucial role in the maturation of the 50S ribosomal subunit, favoring its GTP-bound state over the GDP-bound state due to conformational differences.
  • All-atom molecular dynamics simulations revealed significant conformational changes in RbgA depending on the bound nucleotide, particularly under GTP-Mg and GMPPNP-Mg conditions, which may impact its function.
  • The study identifies key regions that influence RbgA's ribosome association and suggests that understanding these mechanisms can help develop new chemical agents to regulate ribosome biogenesis.
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Mutations that overexpress the epidermal growth factor receptor (EGFR) are linked to cancers like breast (15-20%), head and neck (10-15%), colorectal (5-8%), and non-small cell lung cancer (10-50%), especially in East Asian populations. EGFR activation stimulates "RAS/RAF/MEK/ERK, PI3K/Akt, and MAPK" pathways, which enhance cell division, survival, angiogenesis, and tumor growth while inhibiting apoptosis and metastasis. Secondary mutations (e.

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Equine piroplasmosis is a worldwide tick-borne disease caused by the parasites Theileria equi sensu lato and Babesia caballi, with significant economic and sanitary consequences. These two parasites are genetically variable, with a potential impact on diagnostic accuracy. Our study aimed to evaluate the frequency of asymptomatic carriers of these parasites in France and describe the circulating genotypes.

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The growing integration of renewable energy sources within microgrids necessitates innovative approaches to optimize energy management. While microgrids offer advantages in energy distribution, reliability, efficiency, and sustainability, the variable nature of renewable energy generation and fluctuating demand pose significant challenges for optimizing energy flow. This research presents a novel application of Reinforcement Learning (RL) algorithms-specifically Q-Learning, SARSA, and Deep Q-Network (DQN)-for optimal energy management in microgrids.

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The ruptured sinus of Valsalva aneurysm (RSOV), a rare but well-recognized clinical entity, is invariably a form of left-to-right shunt due to rupture into right-sided chambers. It causes profound hemodynamic effects, especially when the rupture is acute. Like most other left-to-right shunts, it was only a matter of time before this rare defect also became amenable to transcatheter closure (TCC).

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Objectives: Surgical treatments for Ménière's disease differ in efficacy. Endolymphatic duct blockage (EDB) is favored for its minimal risk and ability to preserve hearing. One of the main challenges in the technique is the difficulty in accurately identifying the endolymphatic duct (ED).

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Objective This study aimed to evaluate the role of 2-Deoxy-D-Glucose (2-DG) in moderate to severe Coronavirus Disease 2019 (COVID-19) cases. Methodology This study retrospectively analyzed the effects of 2-DG alongside Standard of Care (SOC) for moderate to severe COVID-19 in 150 patients. Eligible patients were aged 18-65, with confirmed COVID-19, who met clinical criteria for moderate or severe illness.

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Background: Undergraduate medical education is currently undergoing a remarkable period of transformation. The exponential growth of medical knowledge, accompanied by societal changes and expectations for the upcoming generation of physicians, is placing immense pressure on academic institutions to reform their curricula, particularly foundational courses such as human anatomy. Consequently, instructors are grappling with the challenge of striking a balance between a new curriculum and maintaining the time-honored benchmarks of medical education.

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Chronic kidney disease (CKD) involves numerous variables, but only a few significantly impact the classification task. The statistically equivalent signature (SES) method, inspired by constraint-based learning of Bayesian networks, is employed to identify essential features in CKD. Unlike conventional feature selection methods, which typically focus on a single set of features with the highest predictive potential, the SES method can identify multiple predictive feature subsets with similar performance.

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Early diagnosis and timely initiation of treatment plans for diabetes are crucial for ensuring individuals' well-being. Emerging technologies like artificial intelligence (AI) and computer vision are highly regarded for their ability to enhance the accessibility of large datasets for dynamic training and deliver efficient real-time intelligent technologies and predictable models. The application of AI and computer vision techniques to enhance the analysis of clinical data is referred to as eHealth solutions that employ advanced approaches to aid medical applications.

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Mucolipidosis type IV (MLIV) is classified as an exceptionally autosomal recessive condition due to a change in MCOLN1 that encodes the mucolipin-1 protein. ML-1 is a membrane protein comprising 6 Trans regions, which are situated at the LELs, a serine lipase area, and a nuclear localization sign. The characteristic features of the ML4 patients are mental retardation and skeletal deformities due to an increase in lipid molecules in the brain, other tissues, and organs.

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Background: Graphene oxide (GO) coatings have emerged as a promising method to enhance materials' surface properties and mechanical performance. In the context of endodontic files, the efficacy of these instruments is critically dependent on the properties of their outermost layer. Surface treatments and coatings can substantially improve these characteristics.

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Article Synopsis
  • Alzheimer's disease is a serious disorder causing memory loss and cognitive decline, with emerging evidence linking changes in gut microbiota to its development.
  • The review highlights how gut dysbiosis contributes to neuroinflammation and amyloid β accumulation, emphasizing the gut-brain axis as a crucial communication pathway between the gut and the brain.
  • It suggests that probiotic supplementation may help restore gut microbiota balance and improve cognitive function in Alzheimer's patients, advocating for more research into microbiota-focused treatment strategies.
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In office methods for immediate relief of dentinal hypersensitivity (DH) has long been an area of research. This study compared the efficacy of 660 nm diode laser, 980 nm diode laser, and amorphous calcium phosphate-casein phosphopeptide (ACP-CPP) agent in the treatment of DH. A total of 39 patients with minimum three hypersensitive teeth in at least one quadrant were selected and randomly divided into three groups; Group A, B, and C patients were treated by 660 nm diode laser, 980 nm diode laser, and ACP-CPP agent, respectively.

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People with chronic pain mitigate their suffering by the action of opioids. Adverse reactions aside, opioids are not exempt from potential complications like addiction and abuse, which have posed a global public health problem lately. Finding new therapeutic strategies to improve analgesia and to reduce opioid side effects has become a priority.

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Background: Elexacaftor, Tezacaftor, Ivacaftor (ETI) became available in the UK in August 2020 to treat people with Cystic Fibrosis (CF) aged >12 years. We report a real-world study of clinical outcomes in young people treated with ETI at our CF centre within the first two years of its availability.

Methods: Participants aged 12-17 were identified within our clinic, with demographic data supplemented by the UK CF registry.

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Background: Choledocholithiasis, or stones in the common bile duct (CBD), has two types: primary stones that form in the CBD and secondary stones that migrate from the gallbladder. Management includes endoscopic, laparoscopic, and open surgical methods. In India, the availability of endoscopic retrograde cholangiopancreatography (ERCP) and laparoscopic surgery is limited often necessitating open procedures.

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Persistent Postural Perceptual Dizziness (PPPD) is a frequently encountered cause of chronic dizziness, significantly impacting daily life. Despite its prevalence, PPPD remains underdiagnosed, particularly in South India, where clinical data are limited. This study aims to assess the prevalence of PPPD and its clinical characteristics in this region.

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Rising temperature due to changing climate significantly impacts the production of tomato. The morpho-physiological functions of tomato such as gas exchange, growth and development, flowering, fruit setting, quality, fruit size, weight that can influence the yield and production is drastically affected by higher temperatures. Among the growth stages of tomato, flowering and fruit setting stage is highly vulnerable to high temperature resulting in reduced flower numbers, increased flower abortion, stigma exertion, abnormal ovule, reduced pollen germination, pollen numbers, pollen tube development, pollen viability and increased male sterility.

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In the past decade, insect meal has gained popularity in the animal feed industry, particularly in aquafeed, due to rising costs and decreased availability of fish meal (FM) and fish oil. Initially met with skepticism, insect meal is now seen as a promising ingredient because of its high nutrient profile. Research worldwide is exploring its potential as a FM replacement.

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