Gene Disease Score gda Association Type Original DB Sentence supporting the association PMID PMID Year
Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation CLINVAR

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker MGD

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 CausalMutation CGI

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 CausalMutation CLINVAR

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker BEFREE <b>Conclusion:</b> We provide the first evidence of the involvement of IRF6 in breast cancer pathogenesis, which was found to modulate the PI3K/AKT pathway via mediating PIK3R2; indicating that IRF6 can be targeted as a potential therapeutic treatment of breast cancer. 31417306

2019

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker BEFREE <b>Introduction</b>: Activation of phosphoinositide 3-kinase (PI3K)/AKT/mammalian target of rapamycin (mTOR) pathways occurs in 70% of breast cancer, including PIK3CA activating mutations, PTEN loss and AKT mutation. 31159599

2019

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker BEFREE <b>Purpose:</b> Determine the roles of the PI3K isoforms p110α and p110β in PTEN-deficient, estrogen receptor α (ER)-positive breast cancer, and the therapeutic potential of isoform-selective inhibitors.<b>Experimental Design:</b> Anti-estrogen-sensitive and -resistant PTEN-deficient, ER<sup>+</sup> human breast cancer cell lines, and mice bearing anti-estrogen-resistant xenografts were treated with the anti-estrogen fulvestrant, the p110α inhibitor BYL719, the p110β inhibitor GSK2636771, or combinations. 27903677

2017

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation BEFREE <b>Purpose:</b> We describe herein a novel P447_L455 deletion in the C2 domain of <i>PIK3CA</i> in a patient with an ER<sup>+</sup> breast cancer with an excellent response to the PI3Kα inhibitor alpelisib. 29284706

2018

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker BEFREE <i>PTEN</i> deficiency in breast cancer leads to resistance to PI3K-AKT inhibitor treatment despite aberrant activation of this signaling pathway. 30266800

2018

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker BEFREE <sup>11</sup>C-Labeled Pictilisib (GDC-0941) as a Molecular Tracer Targeting Phosphatidylinositol 3-Kinase (PI3K) for Breast Cancer Imaging. 31787861

2019

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker BEFREE 3-phosphoinositide dependent protein kinase-1 (PDK1), a transducer protein that functions downstream of PI3K, is responsible for the regulation of cell proliferation and migration and it also has been found to play a key role in different cancers, pancreatic and breast cancer amongst others. 31683659

2019

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation BEFREE 46 FFPE breast carcinomas samples of patients treated for breast cancer have been assessed for PIK3CA mutations using the three PCR assays. 30426328

2019

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation BEFREE Breast cancer-associated PIK3CA mutations are oncogenic in mammary epithelial cells. 16322248

2005

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation BEFREE Breast cancers had the highest rate of PIK3CA mutations (34%), which correlated with estrogen receptor + status (P=0.0002). 26067136

2017

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker BEFREE Breast cancer suppression by aplysin is associated with inhibition of PI3K/AKT/FOXO3a pathway. 28969041

2017

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker BEFREE Breast cancer cells respond better to the Rac inhibitor (EHT-1864) and the PI3K inhibitor (AZD6482) when cultured in HA-oxime versus Matrigel. 31322299

2019

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation BEFREE PIK3CA mutation was an independent factor for worse survival in breast cancer patients with non-amplified erbB2 (RR = 2.6, 95%CI [1.2-5.5], p = 0.016). 16317585

2006

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation BEFREE PIK3CA exon 20 mutation is independently associated with a poor prognosis in breast cancer patients. 18183466

2008

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation BEFREE PIK3CA-activating mutations and chemotherapy sensitivity in stage II-III breast cancer. 18371219

2008

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation BEFREE PIK3CA mutations did not have a significant effect on outcome after adjuvant tamoxifen therapy in 157 hormone receptor-positive breast cancer patients. 18676830

2008

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker BEFREE PIK3CA mutations and BRCA1 expression in breast cancer: potential biomarkers for chemoresistance. 18798071

2008

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 AlteredExpression BEFREE PIK3CA protein expression was assessed in a well-characterized series of early stage BC (n = 1,394) with long-term follow-up, using tissue microarrays and immunohistochemistry. 19701705

2010

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation BEFREE PIK3CA mutations were present in tumours from 14/30 (47%) localised breast cancers, but no PIK3CA mutations were detected in matched cfDNA. 20107891

2010

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 Biomarker BEFREE PI3K/Akt has been shown to regulate survivin in breast cancer. 20372866

2010

Entrez Id: 5290
Gene Symbol: PIK3CA
PIK3CA
CUI: C0006142
Disease: Malignant neoplasm of breast
Malignant neoplasm of breast
1.000 GeneticVariation BEFREE PIK3CA mutations may be discordant between primary and corresponding metastatic disease in breast cancer. 20940279

2011