Publications by authors named "F Di Giuseppe"

Article Synopsis
  • Glioblastoma multiforme (GBM) releases extracellular vesicles (EVs) that can transfer aggressive traits to other cells, making the study of these vesicles crucial for understanding tumor behavior.
  • * EV proteins are being investigated to find new biomarkers and targets for treatment, with proteomic studies primarily using "bottom-up" mass spectrometry on EVs from GBM cells and patient fluids.
  • * Despite identifying many dysregulated proteins, clinical translation is challenging due to inconsistent EV isolation methods and proteome analysis, highlighting the need for standardized techniques and exploring protein mutations to improve GBM therapies.*
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Accuracy in the evaluation of death-induced tissue degradation for thanato-chronological purposes is strictly dependent on the condition of the biological source as well as on the precision of post-mortem interval (PMI) estimation. Thus, the optimization of tissue handling and identification of sensitive post-mortem biomarkers could help establish a timeline for post-mortem events. To this aim, we investigated the proteome changes in cortex samples of 6-week-old female SAMR1 mice over a post-mortem time course.

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Background: Mycotic carotid pseudoaneurysms represent a challenge for surgeons. They are rare and associated with high mortality and morbidity.

Methods: We reported a case of a 61-year-old man with a mycotic pseudoaneurysm of carotid bifurcation.

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Extracellular vesicles (EVs) are secreted from many tumors, including glioblastoma multiforme (GBM), the most common and lethal brain tumor in adults, which shows high resistance to current therapies and poor patient prognosis. Given the high relevance of the information provided by cancer cell secretome, we performed a proteomic analysis of microvesicles (MVs) and exosomes (EXOs) released from GBM-derived stem cells (GSCs). The latter, obtained from the brain of GBM patients, expressed P2X7 receptors (P2X7Rs), which positively correlate with GBM growth and invasiveness.

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