Browsing ICR Divisions by author "Valeri, Nicola"
Now showing items 41-60 of 60
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MIR21-induced loss of junctional adhesion molecule A promotes activation of oncogenic pathways, progression and metastasis in colorectal cancer.
Lampis, A; Hahne, JC; Gasparini, P; Cascione, L; Hedayat, S; et al. (SPRINGERNATURE, 2021-07-05)Junctional adhesion molecules (JAMs) play a critical role in cell permeability, polarity and migration. JAM-A, a key protein of the JAM family, is altered in a number of conditions including cancer; however, consequences ... -
Mismatch Repair Deficiency, Microsatellite Instability, and Survival: An Exploratory Analysis of the Medical Research Council Adjuvant Gastric Infusional Chemotherapy (MAGIC) Trial.
Smyth, EC; Wotherspoon, A; Peckitt, C; Gonzalez, D; Hulkki-Wilson, S; et al. (AMER MEDICAL ASSOC, 2017-09-01)IMPORTANCE: Mismatch repair (MMR) deficiency (MMRD) and microsatellite instability (MSI) are prognostic for survival in many cancers and for resistance to fluoropyrimidines in early colon cancer. However, the effect of ... -
MNK Inhibition Sensitizes KRAS-Mutant Colorectal Cancer to mTORC1 Inhibition by Reducing eIF4E Phosphorylation and c-MYC Expression.
Knight, JRP; Alexandrou, C; Skalka, GL; Vlahov, N; Pennel, K; et al. (AMER ASSOC CANCER RESEARCH, 2021-05-01)KRAS-mutant colorectal cancers are resistant to therapeutics, presenting a significant problem for ∼40% of cases. Rapalogs, which inhibit mTORC1 and thus protein synthesis, are significantly less potent in KRAS-mutant ... -
Modulation of Biliary Cancer Chemo-Resistance Through MicroRNA-Mediated Rewiring of the Expansion of CD133+ Cells.
Carotenuto, P; Hedayat, S; Fassan, M; Cardinale, V; Lampis, A; et al. (LIPPINCOTT WILLIAMS & WILKINS, 2020-09-10)BACKGROUND AND AIMS: Changes in single microRNA (miRNA) expression have been associated with chemo-resistance in biliary tract cancers (BTCs). However, a global assessment of the dynamic role of the microRNome has never ... -
Modulation of pancreatic cancer cell sensitivity to FOLFIRINOX through microRNA-mediated regulation of DNA damage.
Carotenuto, P; Amato, F; Lampis, A; Rae, C; Hedayat, S; et al. (NATURE PORTFOLIO, 2021-11-18)FOLFIRINOX, a combination of chemotherapy drugs (Fluorouracil, Oxaliplatin, Irinotecan -FOI), provides the best clinical benefit in pancreatic ductal adenocarcinoma (PDAC) patients. In this study we explore the role of ... -
Non-Coding RNAs and Resistance to Anticancer Drugs in Gastrointestinal Tumors.
Hahne, JC; Valeri, N (FRONTIERS MEDIA SA, 2018-06-18)Non-coding RNAs are important regulators of gene expression and transcription. It is well established that impaired non-coding RNA expression especially the one of long non-coding RNAs and microRNAs is involved in a number ... -
Non-coding RNAs and resistance to anticancer drugs in gastrointestinal tumours
Hahne, J; Valeri, N -
Papillary Thyroid Carcinoma: Molecular Distinction by MicroRNA Profiling.
Galuppini, F; Censi, S; Merante Boschin, I; Fassan, M; Sbaraglia, M; et al. (FRONTIERS MEDIA SA, 2022-02-23)Papillary thyroid carcinoma (PTC) is a miscellaneous disease with a variety of histological variants, each with its own mutational profile, and clinical and prognostic characteristics. Identification of microRNA (miRNA) ... -
Patient-derived organoids model treatment response of metastatic gastrointestinal cancers.
Vlachogiannis, G; Hedayat, S; Vatsiou, A; Jamin, Y; Fernández-Mateos, J; et al. (AMER ASSOC ADVANCEMENT SCIENCE, 2018-02-23)Patient-derived organoids (PDOs) have recently emerged as robust preclinical models; however, their potential to predict clinical outcomes in patients has remained unclear. We report on a living biobank of PDOs from ... -
Pharmacogenetic Analysis of the UK MRC (Medical Research Council) MAGIC Trial: Association of Polymorphisms with Toxicity and Survival in Patients Treated with Perioperative Epirubicin, Cisplatin, and 5-fluorouracil (ECF) Chemotherapy.
Smyth, E; Zhang, S; Cunningham, D; Wotherspoon, A; Soong, R; et al. (2017-12)Purpose: Germline polymorphisms may affect chemotherapy efficacy and toxicity. We examined the effect of polymorphisms in drug metabolism and DNA repair genes on pathologic response rates, survival, and toxicity for patients ... -
Pharmacogenetic Analysis of the UK MRC (Medical Research Council) MAGIC Trial: Association of Polymorphisms with Toxicity and Survival in Patients Treated with Perioperative Epirubicin, Cisplatin, and 5-fluorouracil (ECF) Chemotherapy.
Smyth, E; Zhang, S; Cunningham, D; Wotherspoon, A; Soong, R; et al. (AMER ASSOC CANCER RESEARCH, 2017-12-15)Purpose: Germline polymorphisms may affect chemotherapy efficacy and toxicity. We examined the effect of polymorphisms in drug metabolism and DNA repair genes on pathologic response rates, survival, and toxicity for patients ... -
Prediction of Benefit from Checkpoint Inhibitors in Mismatch Repair Deficient Metastatic Colorectal Cancer: Role of Tumor Infiltrating Lymphocytes.
Loupakis, F; Depetris, I; Biason, P; Intini, R; Prete, AA; et al. (WILEY, 2020-01-22)BACKGROUND: Immunotherapy with immune checkpoint inhibitors (ICIs) is highly effective in microsatellite instability-high (MSI-H) metastatic colorectal cancer (mCRC); however, specific predictive biomarkers are lacking. ... -
Prognostic role of the LCS6 KRAS variant in locally advanced rectal cancer: results of the EXPERT-C trial.
Sclafani, F; Chau, I; Cunningham, D; Peckitt, C; Lampis, A; et al. (OXFORD UNIV PRESS, 2015-09-01)BACKGROUND: Lethal-7 (let-7) is a tumour suppressor miRNA which acts by down-regulating several oncogenes including KRAS. A single-nucleotide polymorphism (rs61764370, T > G base substitution) in the let-7 complementary ... -
Prognostic value of pathological lymph node status and primary tumour regression grading following neoadjuvant chemotherapy - results from the MRC OE02 oesophageal cancer trial.
Davarzani, N; Hutchins, GGA; West, NP; Hewitt, LC; Nankivell, M; et al. (WILEY, 2018-06-01)AIMS: Neoadjuvant chemotherapy (NAC) remains an important therapeutic option for advanced oesophageal cancer (OC). Pathological tumour regression grade (TRG) may offer additional information by directing adjuvant treatment ... -
Sequence variation in mature microRNA-608 and benefit from neo-adjuvant treatment in locally advanced rectal cancer patients.
Sclafani, F; Chau, I; Cunningham, D; Lampis, A; Hahne, JC; et al. (OXFORD UNIV PRESS, 2016-09-01)Single nucleotide polymorphisms (SNPs) in microRNA genes have been associated with colorectal cancer (CRC) risk, survival and response to treatment. Conflicting results are available on the association between rs4919510, ... -
Serine synthesis pathway inhibition cooperates with dietary serine and glycine limitation for cancer therapy.
Tajan, M; Hennequart, M; Cheung, EC; Zani, F; Hock, AK; et al. (NATURE RESEARCH, 2021-01-14)Many tumour cells show dependence on exogenous serine and dietary serine and glycine starvation can inhibit the growth of these cancers and extend survival in mice. However, numerous mechanisms promote resistance to this ... -
Streamlining Detection of Fusion Genes in Colorectal Cancer: Having "Faith" in Precision Oncology in the (Tissue) "Agnostic" Era.
Valeri, N (AMER ASSOC CANCER RESEARCH, 2019-03-15)The FDA recently granted tissue-agnostic approval for the first-in-class TRK inhibitor larotrectinib for patients whose tumors harbor fusions in neurotrophic receptor tyrosine kinases. These fusion genes have a frequency ... -
Suppression of interferon gene expression overcomes resistance to MEK inhibition in KRAS-mutant colorectal cancer.
Wagner, S; Vlachogiannis, G; De Haven Brandon, A; Valenti, M; Box, G; et al. (NATURE PUBLISHING GROUP, 2019-03-07)Despite showing clinical activity in BRAF-mutant melanoma, the MEK inhibitor (MEKi) trametinib has failed to show clinical benefit in KRAS-mutant colorectal cancer. To identify mechanisms of resistance to MEKi, we employed ... -
Vault RNAs: hidden gems in RNA and protein regulation.
Hahne, JC; Lampis, A; Valeri, N (SPRINGER BASEL AG, 2020-10-15)Non-coding RNAs are important regulators of differentiation during embryogenesis as well as key players in the fine-tuning of transcription and furthermore, they control the post-transcriptional regulation of mRNAs under ... -
Wnt signalling modulates transcribed-ultraconserved regions in hepatobiliary cancers.
Carotenuto, P; Fassan, M; Pandolfo, R; Lampis, A; Vicentini, C; et al. (BMJ PUBLISHING GROUP, 2016-09-14)OBJECTIVE: Transcribed-ultraconserved regions (T-UCR) are long non-coding RNAs which are conserved across species and are involved in carcinogenesis. We studied T-UCRs downstream of the Wnt/β-catenin pathway in liver cancer. ...