Enlarged extracellular vesicles are a negative prognostic factor in patients undergoing TACE for primary or secondary liver cancer-a case series

Transarterial chemoembolization (TACE) has evolved as a standard treatment option in patients with intermediate stage, unresectable HCC [Barcelona Clinic Liver Cancer (BCLC) stage B] as well as in patients with liver metastases, when surgery or systemic therapy is considered not appropriate. Concent...

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Veröffentlicht in:PloS one 2021-08, Vol.16 (8), p.e0255983-e0255983
Hauptverfasser: Schöler, David, Castoldi, Mirco, Jördens, Markus S, Schulze-Hagen, Max, Kuhl, Christiane, Keitel, Verena, Luedde, Tom, Roderburg, Christoph, Loosen, Sven H
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creator Schöler, David
Castoldi, Mirco
Jördens, Markus S
Schulze-Hagen, Max
Kuhl, Christiane
Keitel, Verena
Luedde, Tom
Roderburg, Christoph
Loosen, Sven H
description Transarterial chemoembolization (TACE) has evolved as a standard treatment option in patients with intermediate stage, unresectable HCC [Barcelona Clinic Liver Cancer (BCLC) stage B] as well as in patients with liver metastases, when surgery or systemic therapy is considered not appropriate. Concentration and sizes of extracellular vesicles (EVs) recently emerged as novel diagnostic and prognostic biomarkers in patients with liver cancer, but no data on its prognostic relevance in the context of TACE exists. Here, we evaluate pre-interventional EVs as a potential biomarker in patients undergoing TACE for primary and secondary hepatic malignancies. Vesicle size distribution and concentration were measured by nanoparticle tracking analysis (NTA) in patient sera before and after TACE in 38 patients. Extracellular vesicle size distribution measured before TACE is of prognostic significance with respect to overall survival in patients after TACE. Overall survival is significantly reduced when initial vesicle size (X50) is in the upper quartile (>145.65nm). Median overall survival in patients in the upper quartile was only 314 days, compared to 799 days in patients with vesicle size in the first to third quartile (
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Concentration and sizes of extracellular vesicles (EVs) recently emerged as novel diagnostic and prognostic biomarkers in patients with liver cancer, but no data on its prognostic relevance in the context of TACE exists. Here, we evaluate pre-interventional EVs as a potential biomarker in patients undergoing TACE for primary and secondary hepatic malignancies. Vesicle size distribution and concentration were measured by nanoparticle tracking analysis (NTA) in patient sera before and after TACE in 38 patients. Extracellular vesicle size distribution measured before TACE is of prognostic significance with respect to overall survival in patients after TACE. Overall survival is significantly reduced when initial vesicle size (X50) is in the upper quartile (&gt;145.65nm). Median overall survival in patients in the upper quartile was only 314 days, compared to 799 days in patients with vesicle size in the first to third quartile (&lt;145.65nm; p = 0.007). Vesicle size was also shown to be a significant prognostic marker for overall survival in Cox regression analysis [HR 1.089, 95% CI: 1.021-1.162, p = 0.010]. In addition, a significant correlation was observed between initial EVs concentration/BMI (rS = 0.358, p = 0.029), X50/IL-8-concentration (rS = 0.409, p = 0.011) and X50/CRP-concentration (rS = 0.404, p = 0.016). In contrast, with regard to immediate tumor response after TACE, EVs concentration and size did not differ. 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Concentration and sizes of extracellular vesicles (EVs) recently emerged as novel diagnostic and prognostic biomarkers in patients with liver cancer, but no data on its prognostic relevance in the context of TACE exists. Here, we evaluate pre-interventional EVs as a potential biomarker in patients undergoing TACE for primary and secondary hepatic malignancies. Vesicle size distribution and concentration were measured by nanoparticle tracking analysis (NTA) in patient sera before and after TACE in 38 patients. Extracellular vesicle size distribution measured before TACE is of prognostic significance with respect to overall survival in patients after TACE. Overall survival is significantly reduced when initial vesicle size (X50) is in the upper quartile (&gt;145.65nm). Median overall survival in patients in the upper quartile was only 314 days, compared to 799 days in patients with vesicle size in the first to third quartile (&lt;145.65nm; p = 0.007). 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source MEDLINE; DOAJ Directory of Open Access Journals; Public Library of Science (PLoS) Journals Open Access; EZB-FREE-00999 freely available EZB journals; PubMed Central; Free Full-Text Journals in Chemistry
subjects Adult
Aged
Aged, 80 and over
Analysis
Biological markers
Biology and Life Sciences
Biomarkers
Biomarkers, Tumor - blood
Chemoembolization, Therapeutic - methods
Evaluation
Extracellular vesicles
Extracellular Vesicles - metabolism
Extracellular Vesicles - pathology
Female
Gastroenterology
Hepatology
Hospitals
Humans
Infectious diseases
Interleukin 8
Liver
Liver cancer
Liver cirrhosis
Liver Neoplasms - blood
Liver Neoplasms - drug therapy
Liver Neoplasms - metabolism
Liver Neoplasms - pathology
Male
Medical prognosis
Medicine and Health Sciences
Metastases
Metastasis
Middle Aged
Nanoparticles
Neoplasm Metastasis
Particle Size
Patients
Prognosis
Regression analysis
Size distribution
Software
Supervision
Survival
Survival Rate
Treatment Outcome
Tumors
Vesicles
title Enlarged extracellular vesicles are a negative prognostic factor in patients undergoing TACE for primary or secondary liver cancer-a case series
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