54 results match your criteria: "Center for Preclinical Research and Technology CEPT[Affiliation]"

Sodium-glucose co-transporter 2 (SGLT2) inhibitors are an emerging class of glucose-lowering drugs that have become increasingly relevant for the treatment and prevention of heart failure (HF). Therefore, we aimed to investigate various SGLT2 inhibitors in patients with established HF at baseline and focused on the different types of HF. An extensive search of PubMed and Web of Science until January 2021 was done.

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Intraosseous vascular access in emergency and trauma settings: a comparison of the most universally used intraosseous devices.

Expert Rev Med Devices

September 2021

Outcomes Research Unit, Polish Society of Disaster Medicine, Warsaw, Poland.

Obtaining successful vascular access is an essential component of the emergency and trauma setting. The modern practice of medicine advocates IO access for patients in a critical condition, especially when IV access is problematic or unobtainable. Various medical devices allowing for IO access have been coined and used in the management of critical patients.

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The impact of long-term training on cardiovascular disease (CVD) is not clear. Carotid intima-media thickness (CIMT) test is recommended as a useful measure to diagnose the early stages of atherosclerosis. MicroRNAs (miRNAs) are altered due to endurance exercise and can be promising biomarkers of pathophysiological changes.

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Background: Intervention-induced platelet hypercoagulability may pose a risk of serious adverse events for patients.

Aims: This study aimed to assess whether surgical and transcatheter aortic valve replacement (SAVR and TAVR) differ in periprocedural platelet activity.

Methods: The total number of 24 patients with a mean age (SD) of 71 (13) years who underwent SAVR (n = 12) or TAVR (n = 12) were recruited for the study.

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Epicardial adipose tissue (EAT) volume is associated with cardiovascular disease (CVD). Data regarding the influence of extremely intensive training on CVD are scarce. We compared EAT volume among ultra-marathon runners and in the sedentary control group, and assessed the correlations between EAT and risk factors of coronary artery disease (CAD).

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Cardiogenic shock remains one of the most challenging clinical syndromes in modern medicine. Mechanical support is being increasingly used in the management of cardiogenic shock. Intra-aortic balloon pump (IABP) is one of the earliest and most widely used types of mechanical circulatory support.

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Antiplatelet drugs and liver fibrosis.

Platelets

February 2022

Department of Experimental and Clinical Pharmacology, Medical University of Warsaw, Center for Preclinical Research and Technology CEPT, Warsaw, Poland.

Liver fibrosis results from an imbalance between extracellular matrix formation and degradation. The background of liver fibrosis is chronic inflammation and subsequent microcirculation disturbance including microthrombosis. Platelets actively participate in liver fibrosis not only as a part of the clotting system but also by releasing granules containing important mediators.

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Most respiratory viruses show pronounced seasonality, but for SARS-CoV-2, this still needs to be documented. We examined the disease progression of COVID-19 in 6,914 patients admitted to hospitals in Europe and China. In addition, we evaluated progress of disease symptoms in 37,187 individuals reporting symptoms into the COVID Symptom Study application.

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Long Non-coding RNAs as Promising Therapeutic Approach in Ischemic Stroke: a Comprehensive Review.

Mol Neurobiol

April 2021

Department of Experimental and Clinical Pharmacology, Medical University of Warsaw, Center for Preclinical Research and Technology CEPT, Banacha 1B str., Warsaw, 02-097, Warsaw, Poland.

Article Synopsis
  • Ischemic stroke (IS) is a leading cause of disability and death, caused by reduced blood flow to the brain, which damages neuronal tissue.
  • Treatment typically involves surgical restoration of blood supply, but this can lead to secondary brain injury known as ischemic reperfusion injury (I/R injury).
  • Recent research highlights the importance of long non-coding RNAs (lncRNAs) in IS and I/R injury, suggesting they could be key players in neuroprotection and potential therapeutic targets.
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Background: Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection (coronavirus disease 2019; COVID-19) is associated with adverse outcomes in patients with cardiovascular disease (CVD). The aim of the study was to characterize the interaction between SARS-CoV-2 and Angiotensin-Converting Enzyme 2 (ACE2) functional networks with a focus on CVD.

Methods: Using the network medicine approach and publicly available datasets, we investigated ACE2 tissue expression and described ACE2 interaction networks that could be affected by SARS-CoV-2 infection in the heart, lungs and nervous system.

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MicroRNAs as Biomarkers of Systemic Changes in Response to Endurance Exercise-A Comprehensive Review.

Diagnostics (Basel)

October 2020

Center for Preclinical Research and Technology CEPT, Department of Experimental and Clinical Pharmacology, Medical University of Warsaw, 02-097 Warsaw, Poland.

Endurance sports have an unarguably beneficial influence on cardiovascular health and general fitness. Regular physical activity is considered one of the most powerful tools in the prevention of cardiovascular disease. MicroRNAs are small particles that regulate the post-transcription gene expression.

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MicroRNAs and Long Noncoding RNAs in Coronary Artery Disease: New and Potential Therapeutic Targets.

Cardiol Clin

November 2020

Department of Experimental and Clinical Pharmacology, Medical University of Warsaw, Center for Preclinical Research and Technology CEPT, Banacha 1B Str., Warsaw 02-097, Poland; Longevity Center, Warsaw, Poland. Electronic address:

Noncoding RNAs (ncRNAs), including long noncoding RNAs and microRNAs, play an important role in coronary artery disease onset and progression. The ability of ncRNAs to simultaneously regulate many target genes allows them to modulate various key processes involved in atherosclerosis, including lipid metabolism, smooth muscle cell proliferation, autophagy, and foam cell formation. This review focuses on the therapeutic potential of the most important ncRNAs in coronary artery disease.

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Brain-derived neurotrophic factor (BDNF) is a member of the neurotrophin family of growth factors that plays a crucial role in the development of the nervous system while supporting the survival of existing neurons and instigating neurogenesis. Altered levels of BDNF, both in the circulation and in the central nervous system (CNS), have been reported to be involved in the pathogenesis of neurodegenerative diseases, including Alzheimer's disease (AD), Parkinson's disease (PD), amyotrophic lateral sclerosis (ALS), Huntington's disease (HD), multiple sclerosis (MS), and ischemic stroke. MicroRNAs (miRNAs) are a class of non-coding RNAs found in body fluids such as peripheral blood and cerebrospinal fluid.

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Significance of circulating microRNAs in diabetes mellitus type 2 and platelet reactivity: bioinformatic analysis and review.

Cardiovasc Diabetol

August 2019

Department of Experimental and Clinical Pharmacology, Center for Preclinical Research and Technology CEPT, Medical University of Warsaw, Banacha 1B str., 02-097, Warsaw, Poland.

In the light of growing global epidemic of type 2 diabetes mellitus (T2DM), significant efforts are made to discover next-generation biomarkers for early detection of the disease. Multiple mechanisms including inflammatory response, abnormal insulin secretion and glucose metabolism contribute to the development of T2DM. Platelet activation, on the other hand, is known to be one of the underlying mechanisms of atherosclerosis, which is a common T2DM complication that frequently results in ischemic events at later stages of the disease.

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MicroRNAs fingerprint of bicuspid aortic valve.

J Mol Cell Cardiol

September 2019

Division of Cardiology, Department of Medical and Surgical Sciences, "Magna Graecia" University, Catanzaro, Italy; URT-CNR, Department of Medicine, Consiglio Nazionale delle Ricerche, Catanzaro, Italy.

Aortic valve tissue is largely exposed to high blood flow. Cells belonging to aortic valve tissues are able to detect and respond to flow conditions changes. Bicuspid aortic valve (BAV) presents altered morphology, with only two abnormal cusps instead of three.

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Effectiveness of Antiplatelet Drugs Under Therapeutic Hypothermia: A Comprehensive Review.

Clin Pharmacol Ther

November 2019

Department of Experimental and Clinical Pharmacology, Center for Preclinical Research and Technology CEPT, Medical University of Warsaw, Warsaw, Poland.

Out-of-hospital cardiac arrest is among the most frequent causes of death worldwide. Immediate intervention, as well as dual antiplatelet therapy consisting of acetylsalicylic acid and a P2Y inhibitor is often recommended. In line with the growing number of reports on cardiac arrest treatment, therapeutic hypothermia (TH) has been proposed for unconscious patients to improve neurological outcomes.

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The impact of rare and damaging variants in genes associated with platelet function in large‑vessel ischemic stroke (LVIS) remains unknown. The aim of this study was to investigate the contribution of some of these variants to the genetic susceptibility to LVIS in Polish patients using a deep re‑sequencing of 54 selected genes, coding for proteins associated with altered platelet function. Targeted pooled re‑sequencing (Illumina HiSeq 2500) was performed on genomic DNA of 500 cases (patients with history of clinically proven diagnosis of LVIS) and 500 age‑, smoking status‑, and sex‑matched controls (no history of any type of stroke), and from the same population as patients with LVIS.

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Stroke is the second-most common cause of death worldwide. The pathophysiology of ischemic stroke (IS) is related to inflammation, atherosclerosis, blood coagulation, and platelet activation. MicroRNAs (miRNAs) play important roles in physiological and pathological processes of neurodegenerative diseases and progression of certain neurological diseases, such as IS.

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Objectives: The aim of this study was to investigate the association of serum brain-derived neurotrophic factor (BDNF) levels with platelet reactivity and antidiabetes treatment, as well as serum adipocytokine concentrations.

Methods: This observational, open-label study enrolled 149 patients. Serum BDNF, hematologic, biochemical parameters and platelet reactivity were measured.

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Platelet activation plays a pivotal role in the development and progression of atherosclerosis, which often leads to potentially fatal ischemic events at later stages of the disease. Platelets and platelet microvesicles (PMVs) contain large amounts of microRNA (miRNA), which contributes largely to the pool of circulating miRNAs. Hence, they represent a promising option for the development of innovative diagnostic biomarkers, that can be specific for the underlying etiology.

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Background: Platelet hyperactivity has been implicated in many cardiovascular (CV) events such as ischemic stroke, myocardial infarction and CV death. Genetic variability of platelet receptors has been shown to impact Src family kinases (SFKs) activation and in turn influence platelet activation. SFKs are important signal transmitters in platelets, interacting with several receptors as GPIIB/IIIa, GPIb, PEAR 1, GPIa, GPVI, PECAM and CD148.

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Article Synopsis
  • Researchers studied rare genetic variants related to platelet function to understand their link to ischemic stroke (IS) in Polish patients.
  • They analyzed 26 genes associated with platelet surfaces by re-sequencing the DNA of 1,000 individuals (500 with IS and 500 controls).
  • The study found six damaging rare variants associated with the susceptibility to IS, suggesting that these variants play a significant role in platelet reactivity and stroke risk.
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Brain-derived neurotrophic factor (BDNF) is a neurotrophin, which plays an important role in the central nervous system, and systemic or peripheral inflammatory conditions, such as acute coronary syndrome and type 2 diabetes mellitus (T2DM). BDNF is also expressed in several nonneuronal tissues, and platelets are the major source of peripheral BDNF. Here, we reviewed the potential role of BDNF in platelet reactivity in T2DM and its association with selected inflammatory and platelet activation mediators.

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Aims: Genetic polymorphisms may contribute to platelet reactivity in diabetic patients; however, the information on their influence on long-term antiplatelet therapy is lacking. Our aim was to evaluate the role of previously described genetic variants and platelet reactivity on risk of all-cause mortality and cardiovascular events.

Methods: Blood samples were obtained from 303 Caucasian patients.

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Article Synopsis
  • The study investigates the role of genetic polymorphisms linked to platelet reactivity in Polish patients who have experienced a large-vessel ischemic stroke.
  • Researchers analyzed blood samples from 500 stroke patients and 500 matched controls, identifying a total of 789 frequent genetic polymorphisms across 84 candidate genes.
  • Ultimately, only two specific polymorphisms (one in RGS7 and another in ANKS1B) showed significant differences between the stroke and control groups, suggesting a possible connection to platelet function in these patients.
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