2,951 results match your criteria: "48207Palacký University Olomouc[Affiliation]"

Background: The risk of cognitive decline in cancer survivors may be increased by platinum-based chemotherapy. Evidence indicates that physical exercise has a potential to reduce chemotherapy-related toxicity. The aim of this study was to assess effects of a 6-month aerobic-strength training on cognitive functions, metabolic flexibility, anthropometric parameters and physical fitness in testicular germ cell tumor (TGCT) survivors, treated with platinum-based chemotherapy.

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Psychometric analysis of the three item loneliness scale in the Czech Republic.

BMC Psychol

January 2025

Olomouc University Social Health Institute, Palacký University Olomouc, Univerzitni 244/22, Olomouc, 771 11, Czech Republic.

Background: There is a growing importance of loneliness measurement through valid and reliable instruments. However, to establish valid and reliable measures, there is a need to explore their psychometric properties in different research settings and language environments. For this reason, this study aimed to validate the Three Item Loneliness Scale (TILS) in the Czech Republic within a Slavonic language environment.

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Background: Over 55 million people worldwide are living with dementia. The rate of cognitive decline increases with age, and loss of senses may be a contributing factor.

Objectives: This study aimed to analyze hearing, olfactory function, and color vision in patients with dementia.

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TMJ Metastasis: Evaluation of 3 Patients.

J Craniofac Surg

January 2025

Department of Oral and Maxillofacial Surgery, University Hospital Olomouc and Palacky University Olomouc, Olomouc, Czech Republic.

Metastases of the articular process, temporomandibular joint (TMJ), are rare findings. Their frequency is around 5% of patients with metastatic involvement of the mandible. The most common primary tumor is adenocarcinoma of the lung in women and adenocarcinoma of the prostate in men.

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Solid-State Photoswitching of Hydrazones Based on Excited-State Intramolecular Proton Transfer.

J Am Chem Soc

January 2025

Department of Organic Chemistry, Faculty of Natural Sciences, Comenius University, Ilkovičova 6, Bratislava SK-842 15, Slovakia.

The development of new photochromic systems is motivated by the possibility of controlling the properties and functions of materials with high spatial and temporal resolution in a reversible manner. While there are several classes of photoswitches operating in solution, the design of systems efficiently operating in the solid state remains highly challenging, mainly due to limitations related to confinement effects. Triaryl-hydrazones represent a relatively new subclass of bistable hydrazone photoswitches exhibiting efficient / photochromism in solution.

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Health is one of the Sustainable Development Goals. The importance of health promotion is growing in the context of an aging population and increasing life expectancy. Prevention is often underestimated and neglected by citizens.

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Phytometabolites, Pharmacological Effects, Ethnomedicinal Properties, and Bioeconomic Potential of Velvet Apple (Diospyros discolor Willd.): A Review.

Chem Biodivers

January 2025

Liverpool John Moores University, Centre for Natural Products Discovery, School of Pharmacy and Biomolecular Sciences, Byrom Street, Liverpool, UNITED KINGDOM OF GREAT BRITAIN AND NORTHERN IRELAND.

Diospyros discolor Willd., commonly known as Velvet apple or Mabolo, is an underutilized fruit. Traditionally, various parts of D.

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Motor imagery (MI) is a mental simulation of a movement without its actual execution. Our study aimed to assess how MI of two modalities of gait (normal gait and much more posturally challenging slackline gait) affects muscle activity and lower body kinematics. Electromyography (biceps femoris, gastrocnemius medialis, rectus femoris and tibialis anterior muscles) as well as acceleration and angular velocity (shank, thigh and pelvis segments) data were collected in three tasks for both MI modalities of gait (rest, gait imagery before and after the real execution of gait) in quiet bipedal stance in 26 healthy young adults.

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Acute mesenteric ischaemia (AMI) is a sudden onset of impaired bowel perfusion. Has a high mortality rate and is difficult to diagnose. Therapy involves endovascular, surgical, or a combination of both.

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Article Synopsis
  • The study highlights the need for changes in physiotherapy training due to declining physical activity levels among the population.
  • The research found that Czech physiotherapy students generally fell short of recommended physical activity levels, with 55% of men and 41% of women not achieving the target.
  • Using wearables was shown to increase motivation for physical activity among students, indicating readiness to incorporate these tools in professional practice.
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Introduction: Glucocorticoids (GCs) are widely used as a treatment for rheumatoid arthritis (RA), leading to high cumulative doses in long-term treated patients. The impact of a high cumulative GC dose on the systemic inflammatory response in RA remains poorly understood.

Methods: We investigated long-treated patients with RA (n = 72, median disease duration 14 years) through blood counts and the serum levels of 92 inflammation-related proteins, and disease activity was assessed using the Simple Disease Activity Index (SDAI).

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Article Synopsis
  • A team of over 180 researchers from more than 40 countries is addressing the issues related to "phantom agents," which are proposed pathogenic agents that are listed without concrete evidence of their existence.
  • These phantom agents, identified only through symptoms and lacking proper isolates or genetic data, create obstacles for trade and plant certification, making effective detection and risk assessment difficult.
  • The researchers recommend removing these agents from regulatory lists and updating standards in line with modern diagnostic methods to facilitate germplasm exchange and support global agriculture.
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Cyclin-dependent kinases (CDKs) regulate cell cycle progression and transcription. CDK7 plays a pivotal role in cell division and proliferation, and the CDK7 gene often exhibits mutations or copy number loss in cancer. Pharmacological targeting of CDK7 has been proposed as a cancer treatment strategy and several inhibitors are currently in clinical trials.

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Antiphospholipid syndrome (APS) is associated with recurrent pregnancy morbidity, yet the underlying mechanisms remain elusive. We performed multifaceted characterization of the biological and transcriptomic signatures of mouse placenta and uterine natural killer (uNK) cells in APS. Histological analysis of APS placentas unveiled placental abnormalities, including disturbed angiogenesis, occasional necrotic areas, fibrin deposition, and nucleated red blood cell enrichment.

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Introduction: Obesity in older adults is linked to various chronic conditions and decreased quality of life. Traditional physical activity guidelines often overlook the specific postures and movements that older adults engage in daily. This study aims to explore the compositional associations between posture-specific behaviours and obesity risk in younger (M = 67.

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Gambling encompasses a wide variety of activities, and the structural characteristics of each form contribute to its potential risk. However, the literature does not fully agree on the risk levels of certain gambling forms. In this study, we classify less risky gambling forms (soft forms) based on public perceptions of their riskiness.

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Sex-dependent efficacy of sphingosine-1-phosphate receptor agonist FTY720 in mitigating Huntington's disease.

Pharmacol Res

December 2024

Translational Neurodegeneration Research and Neuropathology Lab, Department of Clinical Medicine (KlinMed), Medical Faculty, University of Oslo (UiO) and Section of Neuropathology Research, Department of Pathology, Clinics for Laboratory Medicine (KLM), Oslo University Hospital (OUS), Sognsvannsveien 20, Oslo N-0372, Norway; Institute of Nutritional Medicine (INUM) and Lübeck Institute of Dermatology (LIED), University of Lübeck (UzL) and University Medical Center Schleswig-Holstein (UKSH), Ratzeburger Allee 160, Lübeck D-23538, Germany; Department of Neuromedicine and Neuroscience, Faculty of Medicine and Life Sciences, University of Latvia (LU), Jelgavas iela 3, Rīga LV-1004, Latvia; Department of Neurobiology, School of Neurobiology, Biochemistry and Biophysics, The Georg S. Wise Faculty of Life Sciences, Tel Aviv University (TAU), Ramat Aviv IL-6997801, Israel. Electronic address:

Huntington's disease (HD) is a debilitating neurodegenerative disorder characterized by severe motor deficits, cognitive decline and psychiatric disturbances. An early and significant morphological hallmark of HD is the activation of astrocytes triggered by mutant huntingtin, leading to the release of inflammatory mediators. Fingolimod (FTY), an FDA-approved sphingosine-1-phosphate (S1P) receptor agonist is used to treat multiple sclerosis (MS), a neuroinflammatory disease, and has shown therapeutic promise in other neurological conditions.

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The binding free energy of hydrogen-bonded complexes is generally inversely proportional to the solvent dielectric constant. This occurs because the solvent-accessible surface area of the complex is always smaller than that of the individual subsystems, leading to a reduction in solvation energy. The present study explores the potential for stabilizing hydrogen-bonded complexes in a solvent with higher polarity.

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Article Synopsis
  • The study investigates how reallocating time among physical activity, sedentary behavior, and sleep affects obesity indicators like BMI and waist circumference across various age groups.
  • Researchers analyzed data from 9,818 participants using isotemporal substitution models to understand the implications of these behavior changes.
  • Results indicated that even small shifts of 10-30 minutes can significantly impact obesity, with reallocating moderate-to-vigorous physical activity (MVPA) to lighter activities or sedentary behavior having particularly detrimental effects.
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The development of disease-modifying therapies (DMTs) for the treatment of multiple sclerosis (MS) has been highly successful in recent decades. It is now widely accepted that early initiation of DMTs after disease onset is associated with a better long-term prognosis. However, the question of when and how to de-escalate or discontinue DMTs remains open and critical.

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Sulfonation of IAA in Urtica eliminates its DR5 auxin activity.

Plant Cell Rep

December 2024

Department of Experimental Biology, Palacký University Olomouc, Šlechtitelů 27, CZ-77900, Olomouc, Czech Republic.

N-Sulfonated IAA was discovered as a novel auxin metabolite in Urtica where it is biosynthesized de novo utilizing inorganic sulfate. It showed no auxin activity in DR5::GUS assay, implying possible inactivation/storage mechanism. A novel auxin derivative, N-sulfoindole-3-acetic acid (IAA-N-SOH, SIAA), was discovered in stinging nettle (Urtica dioica) among 116 sulfonated metabolites putatively identified by a semi-targeted UHPLC-QqTOF-MS analysis of 23 plant/algae/fungi species.

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Burnout syndrome among general practitioners in the Czech Republic: a repeated survey study.

BMC Prim Care

December 2024

Society of General Practice, J. E. Purkyně Czech Medical Association, Sokolská 490/31, Prague, 12000, Czech Republic.

Background: Given the critical role of general practitioners (GPs), their insufficient medical density and the adverse effects of burnout on both practitioners and the quality of care provided, the prevalence estimates of GP burnout reported in the literature are highly concerning. This nationwide study builds on a 2023 survey that revealed a significant burden of burnout among Czech GPs. The primary objectives were to analyse the prevalence and determinants of burnout and to examine potential trends over time.

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Papillary thyroid carcinoma (PTC) represents ~80% of all thyroid cancers, most frequently presenting in women in the third and fourth decade of life. The first clinical manifestation of PTC commonly includes a palpable mass in the thyroid area or cervical lymphadenopathy in cases of metastatic disease. Hematogenous distant metastases are a sign of an advanced stage of the tumour.

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Borrelia miyamotoi and Borrelia burgdorferi sensu lato widespread in urban areas of the Czech Republic.

Parasit Vectors

December 2024

Department of Biology and Wildlife Diseases, Faculty of Veterinary Hygiene and Ecology, University of Veterinary Sciences Brno, Palackého tř. 1946/1, 61242, Brno, Czech Republic.

Background: Borrelia miyamotoi and Borrelia burgdorferi sensu lato (s.l.) are important zoonotic agents transmitted by Ixodes ricinus ticks, which are widely distributed across Central Europe.

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Objectives: This study examined (non-)monotonic time trends in psychological and somatic complaints among adolescents, along with gender differences.

Methods: Repeated cross-sectional Health Behaviour in School-aged Children (HBSC) data from 1994 to 2022 covering 15-year-old adolescents from 41 countries (N = 470,797) were analysed. Three polynomial logistic regression models (linear, quadratic, cubic) were tested for best fit, including separate analyses by gender and health complaints dimension.

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