Quantifying protein expression and activity complements genetics to optimize the use of targeted therapies in precision oncology

C Sobsey - 2023 - escholarship.mcgill.ca
La voie biochimique de la phosphatidylinositol-3-kinase (PI3K) est l'une des voies les plus
souvent dérégulées dans le cancer et la cible de nombreux nouveaux médicaments. Le …

Employing a Machine Learning Approach in Precision Oncology to Predict PIK3CA Functional Status and Identify Phenocopying Variants of Deleterious PIK3CA …

J Castillo - 2024 - scholarship.claremont.edu
The following proposal describes a modular machine learning approach that detects
malfunctioning genes and pathways in cancer using the transcriptome of cancer patients …

[PDF][PDF] Concordance and discordance in tumor genomic profiling

LA Garraway - J Clin Oncol, 2012 - Citeseer
Systematic tumor genomic profiling has the following two overarching objectives in clinical
oncology: the matching of a cancer drug to a specific tumor genetic context and the …

[PDF][PDF] Evaluation of a Mass Spectrometry-Based PIK3CA Mutation Assay for Predictive Breast Cancer Therapeutic Decision Making

A Box, D Irwin, R Winkfein, M Perizzolo… - JOURNAL OF …, 2020 - agenabio.com
Alterations of PI-3 kinases (PIK3) in cancer represent a novel drug-targetable biomarker for
multiple solid tumors. One such drug, alpelisib, in combination with fulvestrant, has been …

Abstract P4-10-20: Protein quantitation assays for AKT and PTEN to better understand sensitivity and resistance of breast cancer patients to treatment with AKT …

S Ibrahim, CA Sobsey, R Popp, RP Zahedi, G Batist… - Cancer Research, 2020 - AACR
Abstract Context: The PI3K/AKT/PTEN pathway is frequently aberrantly activated in breast
cancer (BC) and involved in resistance to hormonal therapy. Multiple drugs targeting this …

PIK3CA Genotype and Treatment Decisions in Human Epidermal Growth Factor Receptor 2–Positive Breast Cancer

DW Cescon, PL Bedard - Journal of Clinical Oncology, 2015 - ascopubs.org
Genotyping of patient tumors has been rapidly incorporated into both clinical trials and
clinical practice over the last several years, with the goal of advancing personalized or …

Evolving landscape of molecular prescreening strategies for oncology early clinical trials

R Dienstmann, E Garralda, S Aguilar, G Sala… - JCO Precision …, 2020 - ascopubs.org
Most academic precision oncology programs have been designed to facilitate enrollment of
patients in early clinical trials with matched targeted agents. Over the last decade, major …

Multiple PIK3CA mutation clonality correlates with outcomes in taselisib + fulvestrant-treated ER+/HER2–, PIK3CA-mutated breast cancers

KE Hutchinson, JW Chen, HM Savage, TJ Stout… - Genome Medicine, 2023 - Springer
Background Mutations in the p110α catalytic subunit of phosphatidylinositol 3-kinase (PI3K),
encoded by the PIK3CA gene, cause dysregulation of the PI3K pathway in 35–40% of …

Can phenotypic pathway signatures improve the prediction of response to PI3K pathway inhibitors?

JW Watters, PS Huang - Drug Discovery Today: Therapeutic Strategies, 2009 - Elsevier
Although many inhibitors of the PI3K signaling pathway are currently undergoing clinical
development, knowledge of the molecular determinants of response to these inhibitors is …

Correlating Phosphatidylinositol 3-Kinase Inhibitor Efficacy with Signaling Pathway Status: In silico and Biological Evaluations

S Dan, M Okamura, M Seki, K Yamazaki, H Sugita… - Cancer research, 2010 - AACR
Abstract The phosphatidylinositol 3-kinase (PI3K) pathway is frequently activated in human
cancers, and several agents targeting this pathway including PI3K/Akt/mammalian target of …