Publications by authors named "Papamitsou T"

Introduction: Maternal infections such as chorioamnionitis could impact fetal lung development by altering cell proliferation and apoptosis. Chorioamnionitis favors the multiple pleiotropic cytokines production such as LIF (leukemia inhibitory factor) and an inflammation-related protein p53. The cytokine production can lead to lung tissue damage and lung disease development.

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Diabetes is a global public health concern with increasing prevalence worldwide. Chromium (Cr), a trace element found in soil, water, and food, has been proposed to have a possible positive effect in glucose metabolism and diabetes mellitus prevention. However, the relationship between trivalent chromium [Cr(III)] exposure, mainly through the consumption of diet supplements, and type 2 diabetes mellitus (T2DM) remains controversial.

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Background: Clinical trials and real-world experience have provided evidence for the clinical benefits of mepolizumab, an anti-IL-5 biologic, in severe asthma. However, limited data exist regarding the impact of mepolizumab on airway remodeling.

Objective: We sought to investigate the effect of mepolizumab on airway structural remodeling in patients treated for severe asthma in routine clinical care.

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Introduction: According to the Institute of Environmental Sciences, endocrine-disrupting chemicals (EDCs) are "natural or human-made chemicals that may mimic, block, or interfere with the body's hormones, associated with a wide array of health issues", mainly in the endocrine system. Recent studies have discussed the potential contribution of EDCs as risk factors leading to diabetes mellitus type 1 (T1DM), through various cellular and molecular pathways.

Purpose: The purpose of this study was to investigate the correlation between the EDCs and the development of T1DM.

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  • The study investigated the expression levels of IL-19 and IL-24 in patients with inflammatory bowel disease (IBD) compared to healthy controls, and how these levels change before and after biologic treatment.
  • Researchers measured IL-19 and IL-24 in intestinal tissue samples from 121 IBD patients and found elevated levels in IBD patients, with IL-19 being linked to disease activity after treatment.
  • The findings suggest that both IL-19 and IL-24 play significant roles in the inflammation associated with IBD and could potentially serve as biomarkers for tracking disease activity and treatment response.
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Background: Isotretinoin is the drug of choice for severe acne. We sought to examine the potential link between isotretinoin and insulin resistance.

Methods: We conducted a systematic review and meta-analysis in accordance with the PRISMA statement.

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Triple Negative Breast Cancer (TNBC) is characterized by distinct molecular subtypes with unique biological and clinical features. This systematic review aimed to identify articles examining the differences in the tumor immune microenvironment (TIME) across different TNBC molecular subtypes. Six studies meeting inclusion criteria were analyzed, utilizing gene expression profiling and bioinformatic analyses to classify TNBC samples into molecular subtypes, as well as immunohistochemistry and cell deconvolution methods to characterize the TIME.

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Οur aim was to test whether amikacin's well-known cochleotoxic effects could be suppressed, depending on whether an NMDA-antagonist (memantine) was administered simultaneously with or after amikacin treatment. Forty Wistar rats were used in this experiment. Ten rats acted as controls and received no medication (group A).

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Purpose: Pancreatic cancer (PC) is a fatal malignancy with an aggressive course derived from the cells of pancreatic tissue. Gestational diabetes mellitus (GDM) is a state of spontaneous hyperglycemia occurring during gestation and has been suggested as a risk factor PC. Women with a history of GDM revealed a risk rate of 7.

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  • Lung cancer is a major cause of cancer deaths worldwide, and small cell lung cancer (SCLC) is particularly aggressive and often diagnosed late with no established reliable biomarkers.
  • This study focused on the expression of two potential biomarkers, PDL1 and DLL3, in endobronchial samples from 44 SCLC patients, noting that high PDL1 expression correlated with better survival, while most patients showed high DLL3 expression.
  • The research suggests that the combined high expression of PDL1 and DLL3 may identify patients more likely to benefit from targeted immunotherapy, offering new avenues for treatment and survival predictions in SCLC.
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Postpartum psychosis (PPP) is a serious mental health illness affecting women post-parturition. Around 1 in 1000 women are affected by postpartum psychosis, and the symptoms usually appear within 2 weeks after birth. Postpartum mental disorders are classified into 3 main categories starting from the least to most severe types, including baby blues, postpartum depression, and postpartum psychosis.

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Interleukins are potential therapeutic targets that can alter the prognosis and progression of inflammatory bowel disease (IBD). The roles of IL-6, IL-10, IL-17, and IL-23 have been extensively studied, setting the stage for the development of novel treatments for patients with IBD. Other cytokines have been less extensively studied.

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Purpose: Tinnitus, the generation of phantom sounds, can be the result of noise exposure, however, understanding of its underlying mechanisms is limited. Purpose of the study was is to determine whether different concentrations of salicylate can cause tinnitus of different intensity.

Methods: For the purposes of this study 50 male Wistar rats were used.

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Periostin, a secreted matricellular protein, has been implicated in cardiac extracellular matrix remodeling and fibrosis. Evidence suggest that periostin stimulates cardiomyocyte hypertrophy. The current study aims to investigate the extent of periostin expression in patients with advanced Hypertrophic Cardiomyopathy (HCM) and its correlation with fibrosis and hallmark histopathological features of the disease.

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Because lipofilling is often associated with various reconstructive procedures, especially breast reconstructions, improving fat-graft retention remains a major concern for plastic surgeons. We conducted an experimental protocol in a rat model simulating an autologous breast reconstruction method using the fat-augmented latissimus dorsi myocutaneous (LDM) flap. This study aimed to compare the survival rates of autologous adipocytes when injected subcutaneously and intramuscularly and to evaluate the role of recipient host tissue, volume of the injected fat, and postoperative radiation on fat-graft retention.

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Interleukins are considered to be potential therapeutic targets that can alter the prognosis and disease progression of IBD. IL-21 has proven to be involved in effector Th1, Th2 and Th17 responses. Similarly, IL-33, a newly identified cytokine, has been shown to control the Th1 effector response and the action of the colonic Tregs in animal models of colitis and patients with IBD.

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  • Fibroepithelial stromal polyps (FEPs), also known as acrochordons, are benign tumors that arise from skin tissue and can appear as lesions.
  • A case study detailed a 45-year-old woman with a large, ulcerated FEP on the vulva, which grew rapidly without any known risk factors.
  • After treatment with antibiotics and MRI for diagnosis, the polyp was surgically removed, and pathology confirmed it was benign; the patient had a successful recovery with no complications or recurrence after a year.
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  • The study investigates the role of specific proteins (MMP-2, MMP-9, EGFR, and IL-8) in unexplained recurrent pregnancy loss (RPL) due to a lack of clear causes and treatments.
  • It involves comparing tissue samples from 22 women with RPL and 18 women who opted for elective pregnancy termination, using immunohistochemical methods for analysis.
  • Findings show significant differences in MMP-9, EGFR, and IL-8 levels between the two groups, suggesting that immune and structural abnormalities may contribute to RPL.
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Alzheimer's disease (AD) is a rapidly growing disease that affects millions of people worldwide, therefore there is an urgent need for its early diagnosis and treatment. A huge amount of research studies are performed on possible accurate and reliable diagnostic biomarkers of AD. Due to its direct contact with extracellular space of the brain, cerebrospinal fluid (CSF) is the most useful biological fluid reflecting molecular events in the brain.

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Background: Three years after the outbreak of the COVID-19 pandemic, psychological distress among college students remains increased. This study assesses stress, anxiety, and depression levels among students of the Aristotle University of Thessaloniki by the end of the third year of the pandemic (November 2022), revealing demographic characteristics and probable stressors.

Methods: A questionnaire was distributed in November 2022 via the academic students' e-mails.

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Background: Fungal infections can pose great threat to sight. Immediate treatment is usually required; antifungal agents are widely accepted and are effective in most cases. The present experimental study aims to investigate the probable effects of intravitreal injection of antifungal agents on the structure and mechanical properties of the surface of peripheral blood erythrocytes.

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Background: Electromagnetic non-ionizing radiation has both thermal and non-thermal outcomes on biological systems, such as humans, animals, and bacteria.

Objective: This study aimed to investigate the effect of non-ionizing radiofrequency radiation, emitted by Wi-Fi routers, on bacterial strains and the modification of their susceptibility to modern antibiotics.

Material And Methods: In this case-control paired study, four bacteria were selected, and one colony from each bacterial strain was exposed to Wi-Fi radiation forming the exposure group.

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Theoretical evidence and previous studies suggest that oralnutrient supplementation (ONS) with n-3 fatty acids for rheumatoid arthritis (RA) has the potential to lower disease activity indicators and non-steroidal anti-inflammatory drug (NSAID) uptake. A systematic search was conducted on five databases/registries from inception until May 23, 2021 with the aim to identify randomized placebo-controlled trials comparing n-3 supplements to placebo on disease-specific outcomes. A total of 23 studies matched the criteria (PROSPERO: CRD42019137041).

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Background: The negative effect of COVID-19 pandemic on college students’ mental health is well-demonstrated. The aim of this study is to assess the impact of the pandemic on the students of Aristotle University of Thessaloniki (Northern Greece), in terms of stress, anxiety, and depression, and to analyze the probable correlation of various social and phycological factors. Methods: The survey was conducted in the form of a questionnaire, which was first distributed in November 2020 and then re-launched in November 2021.

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Harlequin ichthyosis (HI) is a life-threatening genetic disorder that largely affects the skin of infants. HI is the most severe form of the autosomal recessive disorder known as ichthyosis. It is caused by mutations in the cassette (lipid-transporter adenosine triphosphate-binding cassette ).

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