Publications by authors named "Kotnik P"

Background: This study aimed to address research gap concerning the perception of the care pathway for knee osteoarthritis (KOA) patients, focusing on both the patient and health professional perspectives in countries with inefficient health systems, such as Slovenia, by examining patient satisfaction with conservative treatment, assessing the perceptions of both patients and health professionals regarding the latter's involvement, and justifying the chosen KOA treatment approaches.

Methods: A mixed-methods approach was employed, combining quantitative surveys and qualitative interviews with KOA patients (n = 82) and healthcare professionals (n = 68).

Results: The care pathway for conservative KOA treatment in Slovenia begins with general practitioners (GPs), who conduct initial examinations, prescribe analgesics, and refer patients to radiologists and orthopaedic surgeons.

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Childhood obesity is a significant global health challenge with rising prevalence over the past 50 years, affecting both immediate and long-term health outcomes. The increase in prevalence from 0.7% to 5.

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Tetra pak packaging is one of the most frequently used types of packaging in the food industry. The recycling of the tetra pak packaging waste presents a difficult task because of its multi-layered, multi-component structure. In this study, the degradation of tetra pak packaging in subcritical (SubCW) and supercritical (SCW) water was investigated.

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Mental fatigue (MF) arises during prolonged demanding cognitive activity and results in acute feelings of tiredness and a decreased physical and/or cognitive performance capacity. An often-overlooked population that is significantly at risk for the development of MF are university students. The current study investigated the impact of prolonged in-person theoretical classes on the perceptions of MF, boredom, and sleepiness among 27 Slovenian university students (first-year physiotherapy).

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Plant waste materials are important sources of bioactive compounds with remarkable health-promoting benefits. In particular, industrial by-products such as mango peels are sustainable sources of bioactive substances, with antioxidant, enzymatic, and antimicrobial activity. Appropriate processing is essential to obtain highly bioactive compounds for further use in generating value-added products for the food industry.

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Hemp is probably one of the most studied plants for its health-promoting properties, with countless documented and patented extraction methods, but literature is scarce on the simultaneous extraction of mixture of raw materials. Hemp, along with other plant materials, could represent a potentially highly valuable source material with resulting reciprocal effects. In this study, hemp () and three members of the family, ginger (), turmeric (), and cardamom (), were extracted simultaneously, and their bioactive component values were investigated.

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Turmeric is a well-known spice with various health benefits, attributed primarily to curcumin. Soxhlet extraction, cold maceration, ultrasound-assisted extraction (UAE), and supercritical fluid extraction were performed, and the content of total phenols, proanthocyanidins, and antioxidants was analysed by UV/VIS spectrophotometry. High-performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) was employed to identify and quantify the curcumin content.

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In the last decade, the development of high-throughput sequencing methodologies has significantly improved the gathering of genomic information and consequent under-standing of the genetic and epigenetic background of complex and monogenetic endocrine disorders [...

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Background: Slovenian children are facing considerable health challenges from the rapid social changes that influence their opportunity to engage in daily physical activity.

Objective: To overlay the social changes to the established Report Card model as a means of contextualising the extreme changes in physical activity and fitness observed over several years.

Methods: Benchmarks were graded for 10 core indicators, plus two (Sleep, Seasonal Variations).

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Objective: To analyze the mutational spectrum, clinical characteristics, genotype-phenotype correlations, testicular adrenal rests tumor prevalence, and role of neonatal screening in congenital adrenal hyperplasia (CAH) patients from Slovakia and Slovenia.

Design And Methods: Data were obtained from 104 patients with CAH registered in Slovak and Slovenian databases. Low-resolution genotyping was performed to detect the most common point mutations.

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The prevention and treatment of skin diseases remains a major challenge in medicine. The search for natural active ingredients that can be used to prevent the development of the disease and complement treatment is on the rise. Natural extracts of ginger and hemp offer a wide range of bioactive compounds with potential health benefits.

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In the following work, the hydrothermal degradation of polypropylene waste (PP) using supercritical water (SCW) has been studied. The procedure was carried out in a high-pressure, high-temperature batch reactor at 425 °C and 450 °C from 15 to 240 min. The results show a high yield of the oil (up to 95%) and gas (up to 20%) phases.

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Article Synopsis
  • This study focuses on children and adolescents in Slovenia with high cholesterol (hypercholesterolemia).
  • It examines how a short-term treatment using rosuvastatin, a cholesterol-lowering medication, affects markers of insulin resistance.
  • The goal is to determine if this medication can have an impact on insulin resistance in young patients undergoing treatment for their cholesterol issues.
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Natural medicines and products are becoming increasingly important in the pharmaceutical and food industries. The most important step in obtaining a natural remedy is the processing of the natural material. This study offers the separation of the industrial hemp plant into fractions by mechanical treatment, which has a significant impact on the selectivity of the obtained fractions.

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Heterozygous variants in the gene, which encodes the B-type natriuretic peptide receptor (NPR-B), a regulator of skeletal growth, were reported in 2-6% cases of idiopathic short stature (ISS). Using next-generation sequencing (NGS), we aimed to assess the frequency of variants in our study cohort consisting of 150 children and adolescents with ISS, describe the phenotypic spectrum with a growth pattern including birth data, and study the response to growth hormone (GH) treatment. A total of ten heterozygous pathogenic/likely pathogenic variants and two heterozygous variants of uncertain significance were detected in twelve participants (frequency of causal variants: 10/150, 6.

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Objectives: Acute kidney injury (AKI) is associated with higher perioperative mortality and morbidity. Oxidative stress has been proposed as a cause of postoperative AKI. Ascorbic acid (AA) supplementation was suggested as a novel and promising antioxidant.

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Article Synopsis
  • - The study focuses on three family members with a newly identified genetic mutation causing Nicotinamide nucleotide transhydrogenase (NNT) deficiency, leading to primary adrenal insufficiency (PAI) and other symptoms.
  • - The two eldest siblings were diagnosed after an adrenal crisis, while the youngest was identified through genetic screening despite showing no symptoms.
  • - Findings included isolated glucocorticoid deficiency, normal cortisol metabolism, slow pubertal development, and low bone density, but no heart structural issues were noted; this research is significant for its detailed patient descriptions.
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Monogenic obesity is a severe, genetically determined disorder that affects up to 1/1000 newborns. Recent reports on potential new therapeutics and innovative clinical approaches have highlighted the need for early identification of individuals with rare genetic variants that can alter the functioning of the leptin-melanocortin signalling pathway, in order to speed up clinical intervention and reduce the risk of chronic complications. Therefore, next-generation DNA sequencing of central genes in the leptin-melanocortin pathway was performed in 1508 children and adolescents with and without obesity, aged 2-19 years.

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This study is focused on different extractions (Cold Maceration (CM), Ultrasonic Extraction (UE), Soxhlet Extraction (SE) and Supercritical Fluid Extraction (SFE)) of bioactive compounds from pomegranate ( L.) fruit peels using methanol, ethanol, and acetone as solvents in conventional extractions and changing operating pressure (10, 15, 20, 25 MPa) in SFE, respectively. The extraction yields, total phenols (TP) and proanthocyanidins (PAC) contents, and antioxidant activity of different extracts are revealed.

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Background: Several novel treatment options have recently become available in childhood bone diseases. The purpose of this article is to provide an update on some of the therapeutic agents used in the treatment of pediatric osteoporosis, X-linked hypophosphatemic rickets, and achondroplasia (ACH).

Summary: Vitamin D3 and Ca supplementation remains the basis of childhood osteoporosis treatment.

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A fundamental step in developing a protein drug is the selection of a stable storage formulation that ensures efficacy of the drug and inhibits physiochemical degradation or aggregation. Here, we designed and evaluated a general workflow for screening of protein formulations based on small-angle X-ray scattering (SAXS). Our SAXS pipeline combines automated sample handling, temperature control, and fast data analysis and provides protein particle interaction information.

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