Publications by authors named "R L Matthiesen"

Prognostic tests and treatment approaches for optimized clinical care of prostatic neoplasms are an unmet need. Prostate cancer (PCa) and derived extracellular vesicles (EVs) proteome changes occur during initiation and progression of the disease. PCa tissue proteome has been previously characterized, but screening of tissue samples constitutes an invasive procedure.

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Proteomics can be a robust tool in protein identification and regulation, allowing the discovery of potential biomarkers. In clinical practice, the management of endometrial cancer can be challenging. Thus, identifying promising markers could be beneficial, helping both in diagnosis and prognostic stratification, even predicting the response to therapy.

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Remote ischemic conditioning (RIC) is a procedure consisting of short cycles of ischemia applied in a limb that activates endogenous protection in distant organs, such as the brain. Despite the promising outcomes of RIC, the biochemical factors governing inter-organ communication remain largely unexplored, particularly in humans. A pilot study on 20 healthy humans was performed to identify potential circulating biochemical factors involved in RIC signalling.

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Article Synopsis
  • - Endometrial cancer is a common gynecological cancer that can be difficult to treat, especially in cases where the disease recurs or spreads; cancer stem cells (CSCs) are linked to these challenges, particularly through their high activity of the enzyme aldehyde dehydrogenase (ALDH).
  • - The study investigated the effects of inhibiting ALDH in endometrial CSCs using a specific compound (DEAB), which was shown to significantly reduce ALDH activity, inhibit cell growth capabilities, and alter protein expression profiles related to cancer progression.
  • - Findings suggest that targeting ALDH and related proteins (like ALDH18A1, SdhA, and UBAP2L) could provide new therapeutic strategies
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Obesity entails metabolic alterations across multiple organs, highlighting the role of inter-organ communication in its pathogenesis. Extracellular vesicles (EVs) are communication agents in physiological and pathological conditions, and although they have been associated with obesity comorbidities, their protein cargo in this context remains largely unknown. To decipher the messages encapsulated in EVs, we isolated plasma-derived EVs from a diet-induced obese murine model.

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