2,944 results match your criteria: "Palacký University Olomouc.[Affiliation]"

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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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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Oxidative DNA Damage and Arterial Hypertension in Light of Current ESC Guidelines.

Int J Mol Sci

November 2024

Department of Internal Medicine I-Cardiology, University Hospital Olomouc and Faculty of Medicine and Dentistry, Palacky University Olomouc, 77900 Olomouc, Czech Republic.

A new insight into oxidative stress is based on oxidative deoxyribonucleic acid (DNA) damage. DNA is the pivotal biopolymer for life and health. Arterial hypertension (HT) is a globally common disease and a major risk factor for numerous cardiovascular (CV) conditions and non-cardiac complications, making it a significant health and socio-economic problem.

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Spaced Hybrid TiO/Au Nanotube Arrays with Tailored Optical Properties for Surface-Enhanced Raman Scattering.

ACS Omega

December 2024

Czech Advanced Technology and Research Institute (CATRIN), Regional Centre of Advanced Technologies and Materials Department, Palacký University Olomouc, Šlechtitelů 27, Olomouc 78371, Czech Republic.

Controlling the overall geometry of plasmonic materials allows for tailoring their optical response and the effects that can be exploited to enhance the performance of a wide range of devices. This study demonstrates a simple method to control the size and distribution of gold (Au) nanoparticles grown on the surface of spaced titanium dioxide (TiO) nanotubes by varying the deposition time of magnetron sputtering. While shorter depositions led to small and well-separated Au nanoparticles, longer depositions promoted the formation of quasi-continuous layers with small interparticle gaps.

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Comparative analysis of antibiotic prophylaxis guidelines in cardiac surgery: a survey in Czechia and Slovakia.

J Hosp Infect

December 2024

Department of Clinical Pharmacy, Na Homolce Hospital, Prague, Czech Republic; Department of Anaesthesia and Intensive Care Medicine, Charles University, Third Faculty of Medicine and FNKV University Hospital, Prague, Czech Republic; Department of Pharmacology, 2nd Faculty of Medicine, Charles University and University Hospital Motol, Prague, Czech Republic.

Background: Surgical site infections (SSIs) in cardiac surgery significantly impact patient outcomes. This study examines cardiac antimicrobial prophylaxis guidelines in Czech and Slovak hospitals, crucial for reducing SSI incidence.

Methods: An electronic survey was conducted across cardiac surgery departments in both countries, focusing on surgical antibiotic prophylaxis (SAP) protocols, antibiotic choices, dosages, timing and postoperative infection rates.

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Effect of bariatric endoscopy on liver fibrosis and steatosis and the course of NAFLD - a prospective interventional study.

Ann Hepatol

December 2024

Institute of Laboratory Medicine, University Hospital Ostrava,17. Listopadu 1740, 70800, Ostrava, Czech Republic; Department of Physiology and Pathophysiology, Faculty of Medicine, University of Ostrava, Syllabova 19, 70030, Ostrava, Czech Republic. Electronic address:

Introduction And Objectives: With increases in obesity and metabolic syndrome because of lifestyle-related factors, the prevalence of non-alcoholic fatty liver disease (NAFLD) also is increasing worldwide. In a subset of patients with NAFLD, an inflammatory process arises in the steatotic liver, known as non-alcoholic steatohepatitis, that leads to liver fibrosis and liver cirrhosis. In selected patients with obesity, bariatric surgery, and bariatric endoscopy are important therapeutic options.

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Triterpenoid phthalimides as selective anti-cancer agents targeting mitochondrial apoptosis.

Eur J Med Chem

February 2025

Laboratory of Medicinal and Organic Chemistry, Institute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University Olomouc, Hněvotínská 1333/5, 779 00, Olomouc, Czech Republic. Electronic address:

Starting from benzyl 30-oxobetulinate and 30-oxobetulin diacetate, substituted dienes were synthesized and subjected to Diels-Alder reaction, yielding a variety of triterpenoid phthalates, phthalimides, and related derivatives. A total of 55 new compounds were prepared and tested for in vitro cytotoxic activity against eight cancer cell lines and two non-cancerous cell lines. Four compounds with IC values of 5 μM or lower were selected for further investigation.

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Objectives: The objective of this study was to identify typologies of activity-related behaviours during adolescence and to explore transitions between the identified typologies. Additionally, we aimed to identify demographic indicators associated with the transitions and typology membership.

Design: Prospective cohort study.

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Lizards as sentinels for the distribution of .

Epidemiol Infect

December 2024

Department of Botany and Zoology, Faculty of Science, Masaryk University, Czech Republic.

The rat lungworm is a zoonotic metastrongyloid nematode currently considered an emerging pathogen. Originating in Southeast Asia, this nematode has spread to tropical and subtropical parts of the world via its invasive rodent and gastropod hosts.On the island of Tenerife in the Canary archipelago, the invasion was recognized more than a decade ago.

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