Publications by authors named "Petricca J"

Background: Delirium is a common and potentially serious complication after major surgery. A previous history of depression is a known risk factor for experiencing delirium in patients admitted to the hospital, but the generalised risk has not been estimated in surgical patients.

Methods: We conducted a systematic review and meta-analysis of studies reporting the incidence or relative risk (or relative odds) of delirium in the immediate postoperative period for adults with pre-operative depression.

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Symptoms of depression are common among patients before surgery. Depression may be associated with worse postoperative pain and other pain-related outcomes. This review aimed to characterise the impact of pre-operative depression on postoperative pain outcomes.

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Dysregulation of histone lysine methyltransferases and demethylases is one of the major mechanisms driving the epigenetic reprogramming of transcriptional networks in castration-resistant prostate cancer (CRPC). In addition to their canonical histone targets, some of these factors can modify critical transcription factors, further impacting oncogenic transcription programs. Our recent report demonstrated that LSD1 can demethylate the lysine 270 of FOXA1 in prostate cancer (PCa) cells, leading to the stabilization of FOXA1 chromatin binding.

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Metastatic prostate cancer remains a major clinical challenge and metastatic lesions are highly heterogeneous and difficult to biopsy. Liquid biopsy provides opportunities to gain insights into the underlying biology. Here, using the highly sensitive enrichment-based sequencing technology, we provide analysis of 60 and 175 plasma DNA methylomes from patients with localized and metastatic prostate cancer, respectively.

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Unlabelled: Analysis of DNA methylation is a valuable tool to understand disease progression and is increasingly being used to create diagnostic and prognostic clinical biomarkers. While conversion of cytosine to 5-methylcytosine (5mC) commonly results in transcriptional repression, further conversion to 5-hydroxymethylcytosine (5hmC) is associated with transcriptional activation. Here we perform the first study integrating whole-genome 5hmC with DNA, 5mC, and transcriptome sequencing in clinical samples of benign, localized, and advanced prostate cancer.

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Prostate cancer (PCa) risk-associated SNPs are enriched in noncoding cis-regulatory elements (rCREs), yet their modi operandi and clinical impact remain elusive. Here, we perform CRISPRi screens of 260 rCREs in PCa cell lines. We find that rCREs harboring high risk SNPs are more essential for cell proliferation and H3K27ac occupancy is a strong indicator of essentiality.

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FOXA1 functions as a pioneer transcription factor by facilitating the access to chromatin for steroid hormone receptors, such as androgen receptor and estrogen receptor, but mechanisms regulating its binding to chromatin remain elusive. LSD1 (KDM1A) acts as a transcriptional repressor by demethylating mono/dimethylated histone H3 lysine 4 (H3K4me1/2), but also acts as a steroid hormone receptor coactivator through mechanisms that are unclear. Here we show, in prostate cancer cells, that LSD1 associates with FOXA1 and active enhancer markers, and that LSD1 inhibition globally disrupts FOXA1 chromatin binding.

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Background: Kawasaki disease (EK) is an acute systemic vasculitis with a risk of developing coronary aneurysms.

Aim: To describe the clinical and epidemiological characteristics of children with EK in Argentina and to analyse the risk factors for the development of coronary's complications (CC).

Methods: Multicenter, retrospective, cross-sectional, observational and analytical study.

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Article Synopsis
  • The study analyzed the complex transcriptome of localized prostate cancer using ultra-deep RNA sequencing on 144 tumors, uncovering a subtype linked to aggressive cancer behavior and distinct fusion patterns differentiating localized from metastatic disease.* -
  • Researchers discovered a significant prevalence of circular RNAs (circRNAs) in tumors, with an average of 7,232 circRNAs per tumor, and found that circRNA production levels correlated with disease progression across various patient groups.* -
  • Functional screening revealed that about 11% of the highly expressed circRNAs were crucial for cancer cell proliferation, with some circRNAs, like circCSNK1G3, specifically promoting cell growth through interactions with microRNAs.*
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