Publications by authors named "Krajewska M"

The main aim of this work was to study the chemical composition of eighteen ground coffees from different countries and continents with regard to the content of hazardous substances as radioactive elements (K, Ra, Ra, U, U and Cs), metals, including heavy metals, aluminum and some microelements (V, Cr, Mn, Fe, Co, Ni, Cu, Zn) as well as substances that have a positive effect on human health and well-being (polyphenols, proteins, fats and caffeine). The tests were carried out before and after the brewing process using the following techniques: gamma and beta spectrometry, a microwave-induced plasma optical emission spectrometer (MIP-OES), gravimetric method, UV-Vis spectrophotometry as well as thin-layer chromatography. The leaching percentage of certain elements/compounds in coffee infusions was also measured.

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Fabry disease (FD) belongs to the group of lysosomal storage diseases (LSD), which are characterised by insufficient activity of enzymes responsible for the intra-lysosomal breakdown of various substrates. The result is an uncontrolled accumulation of by-products of cellular metabolism. Lysosomal storage diseases are inherited diseases, transmitted mainly in an autosomal recessive fashion.

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Both chronic kidney disease (CKD) and type 2 diabetes (T2D) are modern epidemics worldwide and have become a severe public health problem. Chronic kidney disease progression in T2D patients is linked to the need for dialysis or kidney transplantation and represents the risk factor predisposing to serious cardiovascular complications. In recent years, important progress has occurred in nephroprotective pharmacotherapy in CKD patients with T2D.

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The impact of cold atmospheric plasma (CAP) treatment on the enamel of twelve primary teeth (incisors, canines, and molars) collected from six children was examined in order to evaluate the possibility of using the CAP technique in dental applications. A radio-frequency dielectric barrier discharge (DBD) plasma jet operating at a voltage of 3.25 kV using a mixture of helium and oxygen as the working gas was used for the generation of plasma as part of the electro-technological method for the treatment of biological material.

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: The tacrolimus concentration-to-dose (C/D) ratio is valuable for optimizing nephrotoxicity-related renal outcomes. Prospective data on the C/D ratio in kidney transplant recipients newly treated with MeltDose tacrolimus are limited. We analyzed the C/D ratio pattern of MeltDose tacrolimus and its effect on posttransplant renal function, comparing it with the literature data on immediate-release tacrolimus (IR-Tac).

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Recombinant human growth hormone therapy (rhGH) has been widely accepted as the safe treatment for short stature in children with such genetic syndromes as Prader-Willi syndrome and Turner or Noonan syndrome. Some patients with short stature and rare genetic syndromes are treated with rhGH as growth hormone-deficient individuals or as children born small for their gestational age. After years of experience with this therapy in syndromic short stature, it has been proved that there are some aspects of long-term rhGH treatment beyond growth promotion, which can justify rhGH use in these individuals.

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Article Synopsis
  • A study evaluated AT2R antibody concentrations in 136 patients with various glomerular diseases and compared them to a healthy control group.
  • Results showed that systemic lupus erythematosus patients had significantly higher AT2R antibody levels than controls, while other diseases did not show this difference.
  • Significant correlations between AT1R and AT2R antibodies were found in patients with membranous nephropathy, IgA nephropathy, and c-ANCA vasculitis, but no link was established between AT2R levels and the disease's clinical progression.
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Kabuki Syndrome (KS) encompasses a spectrum of clinical manifestations, primarily attributed to pathogenic variants in the gene. This study aims to elucidate novel features in KS patients with missense variants, contrasting their presentation with both literature-reported cases of patients with missense pathogenic variants as well as other KS patients with truncating pathogenic variants. Employing a survey questionnaire and clinical evaluations, we examined ten KS patients with missense variants, focusing on their dysmorphism characteristics, behavior and psychomotor development.

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Key Points: In nondialysis patients with advanced CKD, mild-to-moderately increased parathyroid hormone is associated with lower levels of reported symptoms. Phosphate and calcium are not independently associated with overall symptom burden. Patients with both severe hyperphosphatemia and severe hyperparathyroidism had the highest symptom burden.

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The growth hormone/insulin-like growth factor-1 axis (GH/IGF-1) is crucial for longitudinal bone growth and exerts several metabolic effects. It is debatable whether and how the recombinant human growth hormone (rhGH) treatment affects the trunk-limb proportions. We aim to evaluate the changes in body proportions and body fat content in short children with growth hormone deficiency (GHD), children born small for gestational age (SGA), and girls with Turner syndrome (TS) during the first year of rhGH therapy.

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: The balance between regulatory and Th17 cells plays an important role in maintaining the immune tolerance after kidney transplantation (KTx) which is essential for transplantation success, defined as a long graft survival and an absence of organ rejection. The present study aimed to assess whether the pretransplant characteristics of IL-17A and IL-17F, their receptors, as well as miR-146a-5p, an miRNA associated with IL-17A/F regulation, can predict KTx outcomes. : A group of 108 pre-KTx dialysis patients and 125 healthy controls were investigated for single nucleotide substitutions within genes coding for , , their / receptors, and .

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Lactoferrin (Lf), which is particularly abundant in human breast milk during the early stages of lactation, provides protection against a variety of infections, including viral infections, and has demonstrated activity against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The objective of this study was to measure the concentrations of Lf in the colostrum of mothers with active coronavirus disease 2019 (COVID-19) infections during delivery, in mothers with a history of COVID-19 during pregnancy, and in non-infected controls. In this cross-sectional study, colostrum samples from 41 lactating mothers with a confirmed history of SARS-CoV-2 infection (asymptomatic or symptomatic) (both active and past infections) were collected.

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Article Synopsis
  • The study aimed to analyze patients with eosinophilic granulomatosis with polyangiitis (EGPA) from the POLVAS registry based on their ANCA status and when they were diagnosed, and compare them to patients with granulomatosis with polyangiitis (GPA) who have elevated eosinophil levels.
  • The results indicated that while ANCA-positive and ANCA-negative EGPA patients had similar clinical characteristics, ANCA-negative patients experienced more cardiovascular issues. Moreover, patients diagnosed before 2012 were generally younger and exhibited higher eosinophil counts and more frequent ENT and cardiovascular symptoms.
  • The researchers developed a model to differentiate between EGPA and GPA with elevated eosinophils, achieving high
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The N-methyladenosine (mA) RNA modification is an important regulator of gene expression. mA is deposited by a methyltransferase complex that includes methyltransferase-like 3 (METTL3) and methyltransferase-like 14 (METTL14). High levels of METTL3/METTL14 drive the growth of many types of adult cancer, and METTL3/METTL14 inhibitors are emerging as new anticancer agents.

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  • The study aimed to assess the clinical complexity of chronic diseases like systemic lupus erythematosus (SLE) and ANCA-associated vasculitis (AAV) using the INTERMED Self-Assessment questionnaire (IMSA) to identify key contributing factors.
  • A total of 81 patients were evaluated through various questionnaires measuring biopsychosocial complexity, quality of life, mental state, and acceptance of illness.
  • The findings revealed that for SLE patients, lower mental health-related quality of life predicted higher clinical complexity, whereas in AAV patients, both low physical and mental health-related quality of life, along with depressive symptoms, were significant predictors of clinical complexity.
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  • Intravascular contrast media (ICM) are essential for medical imaging and treatment, but their use is often limited in patients with kidney issues due to fears of nephrotoxicity.
  • Historically, ICM was linked to kidney damage, leading to strict guidelines that restricted their use in patients with acute kidney injury (AKI) and chronic kidney disease.
  • Recent research has challenged these old views, revealing no direct causal link between ICM and kidney damage, prompting experts to propose updated guidelines that relax previous restrictions on ICM use in patients with impaired renal function.
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Background: A low-protein diet (LPD) is recommended to patients with advanced chronic kidney disease (CKD), whereas geriatric guidelines recommend a higher amount of protein. The aim of this study was to evaluate the safety of LPD treatment in older adults with advanced CKD.

Methods: The EQUAL study is a prospective, observational study including patients ≥65 years of age with an incident estimated glomerular filtration rate <20 ml/min/1.

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Background/aim: Tremor is common with tacrolimus treatment and is linked with peak blood drug concentrations. We investigated the effect of switching from immediate-release tacrolimus (IR-TAC) to MeltDose prolonged-release tacrolimus (LCPT) on tremor in kidney transplant recipients experiencing tremor at therapeutic levels of IR-TAC.

Methods: The Activities of Daily Living Subscale (ADL, range 0-48, lower = better) of the Essential Tremor Rating Scale was used to assess the effect of therapy change on speech, occupational impairment and social activities over a 12-month follow-up period.

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Kidney transplantation is a crucial treatment for end-stage kidney disease, with immunosuppressive drugs helping to reduce acute rejection rates. However, kidney graft longevity remains a concern. This study explores the role of indoleamine 2,3-dioxygenase 1 (IDO1) in kidney transplant immunology.

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In this study, we utilized enzyme-catalyzed proximity labeling with the engineered promiscuous biotin ligase Turbo-ID to identify the proxisome of the ROMK2 channel. This channel resides in various cellular membrane compartments of the cell including the plasma membrane, endoplasmic reticulum and mitochondria. Within mitochondria, ROMK2 has been suggested as a pore-forming subunit of mitochondrial ATP-regulated potassium channel (mitoK).

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BACKGROUND Toll-like receptor 3 expression is detected both on the cell membrane and in endosomes of peripheral blood mononuclear cells (PBMC). Our goal in this study was to determine to what extent a single, baseline measurement of non-stimulated PBMC TLR3-mRNA can be related to baseline GFR (b-GFR) and post-follow-up-GFR (F-up-GFR) of a kidney transplant (KT) and baseline immunosuppression. MATERIAL AND METHODS In non-stimulated PBMC we investigated averaged mRNA expression of Toll-like receptor 3.

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Background: Normal-anion-gap metabolic acidosis (AGMA) and high-anion-gap metabolic acidosis (HAGMA) are two forms of metabolic acidosis, which is a common complication in patients with chronic kidney disease (CKD). The aim of this study is to identify the prevalence of various acid-base disorders in patients with advanced CKD using point-of-care testing (POCT) and to determine the relationship between POCT parameters.

Methods: In a group of 116 patients with CKD in stages G4 and G5, with a mean age of 62.

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The damage to small vessels in AAV and inflammatory reactions are accompanied by the release of various chemokines and cytokines. Using a flow cytometry technique, we assessed the levels of specific cytokines, namely IL-1β IL-6, IL-8, IL-10, IL12p70, and TNF, and chemokines, IFN-α, IP-10, and MIG in the serum from 9 healthy volunteers and 20 AAV patients, where 11 of the patients were not treated and evaluated at the time of diagnosis and 9 were already diagnosed and taking CY + GCS. The obtained results were then compared considering the activity of the disease, the type and titre of the ANCA antibodies, the inflammatory status, and the kidneys' condition.

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