Ewa L. Stepien

Krakow, MA 31007, Poland

Last Updated: 09/26/2026

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Found 110 publications

Monte Carlo-based scatter correction for the plastic-based modular PET scanner J-PET.

Monte Carlo-based scatter correction for the plastic-based modular PET scanner J-PET.

Journal: Physics in medicine and biology
Published: March 19, 2026

Small extracellular vesicles reflect senescence progression in human bone marrow-derived mesenchymal stem cells during hollow fiber bioreactor culture.

Small extracellular vesicles reflect senescence progression in human bone marrow-derived mesenchymal stem cells during hollow fiber bioreactor culture.

Journal: Nanotheranostics
Published: January 25, 2026

First positronium lifetime imaging using 52Mn and 55Co with a plastic-scintillator-based PET scanner.

First positronium lifetime imaging using 52Mn and 55Co with a plastic-scintillator-based PET scanner.

Journal: Scientific reports
Published: December 16, 2025

Monte Carlo-based scatter correction for the plastic-based modular PET scanner J-PET.

Monte Carlo-based scatter correction for the plastic-based modular PET scanner J-PET.

Journal: Physics in medicine and biology
Published: December 09, 2025

First ex-vivo positronium imaging of tissues with modular J-PET scanner using 44Sc radionuclide.

First ex-vivo positronium imaging of tissues with modular J-PET scanner using 44Sc radionuclide.

Journal: Zeitschrift fur medizinische Physik
Published: October 23, 2025

Correction: Phantom imaging demonstration of positronium lifetime with a long axial field‑of‑view PET/CT and 124I.

Correction: Phantom imaging demonstration of positronium lifetime with a long axial field‑of‑view PET/CT and 124I.

Journal: EJNMMI physics
Published: September 17, 2025

Feasibility simulation study of positronium lifetime imaging with the Biograph Vision Quadra and J-PET tomographs.

Feasibility simulation study of positronium lifetime imaging with the Biograph Vision Quadra and J-PET tomographs.

Journal: EJNMMI physics
Published: July 14, 2025

ToF-SIMS revealing sphingolipids composition in extracellular vesicles and paternal β-cells after persistent hyperglycemia.

ToF-SIMS revealing sphingolipids composition in extracellular vesicles and paternal β-cells after persistent hyperglycemia.

Journal: Talanta
Published: May 21, 2025

ToF-SIMS metabolomic analysis of urinary extracellular vesicles to identify potential markers for diabetic kidney disease in type 1 diabetes.

ToF-SIMS metabolomic analysis of urinary extracellular vesicles to identify potential markers for diabetic kidney disease in type 1 diabetes.

Journal: Advances in medical sciences
Published: May 09, 2025

Nonmaximal entanglement of photons from positron-electron annihilation demonstrated using a plastic PET scanner.

Nonmaximal entanglement of photons from positron-electron annihilation demonstrated using a plastic PET scanner.

Journal: Science advances
Published: April 30, 2025

Epigenetic Biomarkers of Cardiovascular Risk in Frail Patients-A Scope Review.

Epigenetic Biomarkers of Cardiovascular Risk in Frail Patients-A Scope Review.

Journal: Current issues in molecular biology
Published: April 03, 2025

ATR-FTIR spectroscopy as a reliable analytical tool in cancer research: Tracking glycosylation-induced protein and lipid alteration in extracellular vesicles.

ATR-FTIR spectroscopy as a reliable analytical tool in cancer research: Tracking glycosylation-induced protein and lipid alteration in extracellular vesicles.

Journal: Biochimica et biophysica acta. Molecular cell research
Published: March 14, 2025
Showing 1-12 of 110

Last Updated: 09/26/2026