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Mutations in the phosphatidylinositol-3-kinase pathway predict for antitumor ...

Ihle(Nathan T),Lemos(Robert),Wipf(Peter),Y... Cancer Res 2009-01-30

...PIK3CA) and loss of PTEN activity were sufficient, but not necessary, as predictors of sensitivity to the antitumor acti...

Knockin of mutant PIK3CA activates multiple oncogenic pathways.

Gustin(John P),Karakas(Bedri),Weiss(Michel... Proc Natl Acad Sci U S A 2009-04-06

...PIK3CA is frequently mutated in human cancers. Here we used gene targeting to "knock in" PIK3CA mutations into human bre...

Colorectal cancer expression of peroxisome proliferator-activated receptor ga...

Ogino(Shuji),Shima(Kaori),Baba(Yoshifumi),... Gastroenterology 2009-04-17

...PIK3CA, p53, p21, beta-catenin, LINE-1 hypomethylation, microsatellite instability (MSI), and the CpG island methylation...

Expression of activated PIK3CA in ovarian surface epithelium results in hyper...

Liang(Shun),Yang(Nuo),Pan(Yue),Deng(Shan),... PLoS One 2009-05-01

...PIK3CA, have been identified in ovarian cancer. Our in vivo data suggests that PIK3CA activation is one of the early gen...

Should individual PI3 kinase isoforms be targeted in cancer?

Jia(Shidong),Roberts(Thomas M),Zhao(Jean J... Curr Opin Cell Biol 2009-06-05

...PIK3CA mutations and/or oncogenic RTKs/Ras, whereas p110beta is the major isoform in mediating PTEN-deficient tumorigene...

Defining the blueprint of the cancer genome.

Velculescu(Victor E) Carcinogenesis 2008-07-29

...PIK3CA gene encoding p110alpha phosphatidylinositol 3-kinase and in related pathway genes in >30% of colon and breast ca...

In vitro differential sensitivity of melanomas to phenothiazines is based on ...

Ikediobi(Ogechi N),Reimers(Mark),Durinck(S... Mol Cancer Ther 2008-08-22

...PIK3CA, PTEN, STK11, MADH4, TP53, and CDKN2A). That analysis identified an association between mutation in BRAF and the ...

PIK3CA mutation in colorectal cancer: relationship with genetic and epigeneti...

Nosho(Katsuhiko),Kawasaki(Takako),Ohnishi(... Neoplasia 2008-09-02

...PIK3CA mutations are often present in colorectal cancer. Mutant PIK3CA activates AKT signaling, which up-regulates fatty...

High-resolution melting analysis for rapid detection of KRAS, BRAF, and PIK3C...

Simi(Lisa),Pratesi(Nicola),Vignoli(Marina)... Am J Clin Pathol 2008-08-22

...PIK3CA gene, exons 9 and 20, were also screened. Direct sequencing was used to confirm and characterize HRMA results. HR...

Association of K-ras mutational status and clinical outcomes in patients with...

Freeman(Daniel J),Juan(Todd),Reiner(Mauree... Clin Colorectal Cancer 2008-08-26

...PIK3CA gene mutations with tumor resistance to panitumumab alone.,From 3 phase II panitumumab metastatic colorectal canc...

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