Publications by authors named "L Varinelli"

Article Synopsis
  • * The study tested the effects of three natural compounds—quercetin (QER), epigallocatechin gallate (EGG), and fisetin (FIS)—on patient-derived organoids (PDOs) obtained from polyps, assessing their impact on cell growth and apoptosis.
  • * Fisetin (FIS) was the most effective compound in inducing cell death in the organoid models, suggesting that diets rich in these compounds could serve as a supplementary strategy to reduce CRC risk in FAP
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Background And Objectives: Few preclinical models of pseudomyxoma peritonei (PMP) have been developed, probably due to the tumor's low incidence and its peculiar characteristics of slow growth. Therefore, there is a need to develop more refined PMP models that better reflect its characteristics. The aim of the study is to develop a culture strategy to generate organoid models derived from PMP patient samples.

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Even with systemic chemotherapy, cytoreductive surgery (CRS), and hyperthermic intraperitoneal chemotherapy (HIPEC), peritoneal metastases (PM) remain a common site of disease progression for colorectal cancer (CRC) and are frequently associated with a poor prognosis. The mass spectrometry (MS) method known as Matrix-Assisted Laser Desorption/Ionization - Time of Flight (MALDI-TOF) is frequently used in medicine to identify structural compounds and biomarkers. It has been demonstrated that lipids are crucial in mediating the aggressive growth of tumors.

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Article Synopsis
  • Peritoneal metastases from colorectal cancer are tough to treat, and while surgeries combined with hyperthermic intraperitoneal chemotherapy (HIPEC) can help, high recurrence rates and a lack of a standard chemotherapy choice remain challenges.
  • This study explored the use of patient-derived organoids (PDO) as a model to enhance the effectiveness of HIPEC by testing various chemotherapy drugs on PDOs from twelve patients.
  • Results showed significant variability in drug responses, highlighting that certain combinations, like mitomycin-c with cisplatin, were most effective, suggesting that PDOs can help tailor treatments and improve strategies for individual patients with colorectal cancer peritoneal metastases.
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