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| Profile Name | PTEN Y68H |
| Gene Variant Detail | |
| Relevant Treatment Approaches | Akt Inhibitor (Pan) Akt1 Inhibitor Akt2 Inhibitor PI3K Inhibitor (Pan) PIK3CB inhibitor |
| Molecular Profile | Indication/Tumor Type | Response Type | Therapy Name | Approval Status | Evidence Type | Efficacy Evidence | References |
|---|---|---|---|---|---|---|---|
| PTEN inact mut | estrogen-receptor positive breast cancer | sensitive | Fulvestrant + Pictilisib | Preclinical - Cell culture | Actionable | In a preclinical study, the combination of Faslodex (fulvestrant) and PIctilisib (GDC-0941) resulted in decreased cell viability and increased apoptotic activity in PTEN deficient estrogen-receptor (ER) positive breast cancer cells in culture (PMID: 26733612). | 26733612 |
| PTEN inact mut | estrogen-receptor positive breast cancer | sensitive | Pictilisib | Preclinical - Cell culture | Actionable | In a preclinical study, a PTEN deficient estrogen-receptor (ER) positive breast cancer cell line demonstrated increased sensitivity to treatment in culture when Pictilisib (GDC-0941) was given at a higher dose for a shorter duration, resulting in inhibition of cell growth (PMID: 26733612). | 26733612 |
| PTEN inact mut | glioblastoma | sensitive | SF1126 | Preclinical - Cell line xenograft | Actionable | In a preclinical study, a glioblastoma cell line harboring a PTEN inactivating mutation (PMID: 24634413) was sensitive to SF1126, demonstrating inhibition of tumor growth in cell line xenograft models (PMID: 18172313). | 18172313 24634413 |
| PTEN inact mut | castration-resistant prostate carcinoma | predicted - sensitive | CC-115 + Enzalutamide | Phase I | Actionable | In a Phase Ib trial, Xtandi (enzalutamide) and CC-115 combination therapy was safe and resulted in a PSA reduction >= 50% (PSA50) in 80% (32/40) and >=90% (PSA90) in 58% of patients with metastatic castration-resistant prostate cancer at 12 weeks, patients harboring PTEN mutation or deletion (n=11) achieved superior PSA50, PSA90, and median time on treatment (91%, 55%, 59 wks) compared to PTEN wild-type (n=29) patients (76%, 59%, 44 wks) (Ann Oncol (2021) 32 (suppl_5): S626-S677; NCT02833883). | detail... |
| PTEN inact mut | glioblastoma | predicted - sensitive | Atezolizumab + Ipatasertib | Phase I | Actionable | In a Phase I trial (Ice-CAP), combination treatment with Ipatasertib (GDC-0068) and Tecentriq (atezolizumab) demonstrated safety and tolerability in glioblastoma patients harboring PTEN loss or PTEN mutations, and led to a clinical benefit rate of 29% (2/7), with 1 pathological complete response, and stable disease in 1 patient of 7 patients (Cancer Res 2021;81(13_Suppl):Abstract nr CT120; NCT03673787). | detail... |
| PTEN inact mut | triple-receptor negative breast cancer | no benefit | Ipatasertib + Paclitaxel | Phase II | Actionable | In a Phase II trial (LOTUS), Ipatasertib (GDC-0068) in combination with Abraxane (paclitaxel) resulted a median progression free survival of 6.2 vs 4.9 months with placebo in triple-receptor negative breast cancer patients harboring activating mutations in PIK3CA or AKT1, or inactivating mutations in PTEN (PMID: 28800861; NCT02162719). | 28800861 |
| PTEN inact mut | triple-receptor negative breast cancer | no benefit | Ipatasertib + Paclitaxel | Phase III | Actionable | In a Phase III trial (IPATunity 130), the addition of Ipatasertib (GDC-0068) to treatment with Abraxane (paclitaxel) did not result in improved progression-free survival in patients with triple-negative breast cancer harboring PIK3CA and/or AKT activating mutations or PTEN alterations, with a median PFS of 7.4 months with Ipatasertib (GDC-0068) plus Abraxane (paclitaxel) vs. 6.1 months with placebo plus Abraxane (paclitaxel) (SABCS 2020, Abstract GS3-04; NCT03337724). | detail... |
| PTEN inact mut | triple-receptor negative breast cancer | predicted - sensitive | Capivasertib + Paclitaxel | Phase II | Actionable | In a Phase II trial (PAKT), addition of Capivasertib (AZD5363) to Taxol (paclitaxel) as first-line therapy significantly improved median progression-free survival (9.3 vs 3.7 months, HR=0.30, p=0.01) and reduced risk (66%, HR=0.34, p=0.04) compared to Taxol (paclitaxel) alone in patients with metastatic triple-negative breast cancer harboring activating mutations in AKT1 (n=1) or PIK3CA (n=17), or inactivating mutations or gene loss in PTEN (n=13) (PMID: 31841354; NCT02423603). | 31841354 |
| PTEN inact mut | glioblastoma | sensitive | Voxtalisib | Preclinical - Cell line xenograft | Actionable | In a preclinical study, a glioblastoma cell line harboring a PTEN inactivating mutation was sensitive to XL765 (SAR245409), demonstrating inhibition of cell proliferation in culture, and inhibition of tumor growth in cell line xenograft models (PMID: 24634413). | 24634413 |
| PTEN inact mut | kidney cancer | sensitive | LY3023414 | Preclinical - Cell line xenograft | Actionable | In a preclinical study, LY3023414 inhibited proliferation of renal cancer cells harboring PTEN inactivating mutation in culture, resulted in tumor growth inhibition in cell line xenograft models (PMID: 27439478). | 27439478 |
| PTEN inact mut | lung non-small cell carcinoma | predicted - resistant | Osimertinib | Case Reports/Case Series | Actionable | In a retrospective analysis, inactivating PTEN mutations were identified in 3 of 100 patients with non-small cell lung cancer at treatment discontinuation of Tagrisso (osimertinib) (PMID: 31839416). | 31839416 |
| PTEN inact mut | prostate adenocarcinoma | sensitive | XL147 | Preclinical - Cell line xenograft | Actionable | In a preclinical study, XL147 inhibited PI3K signaling, growth, and migration of a human prostate adenocarcinoma cell line harboring a PTEN inactivating mutation in culture, and inhibited tumor growth and vascularization in xenograft models (PMID: 25637314). | 25637314 |
| PTEN inact mut | prostate adenocarcinoma | sensitive | Paclitaxel + XL147 | Preclinical - Cell line xenograft | Actionable | In a preclinical study, the combination of XL147 and Taxol (paclitaxel) inhibited tumor growth and angiogenesis in xenograft models of a human prostate adenocarcinoma cell line harboring an inactivating mutation in PTEN, with increased efficacy compared to either agent alone (PMID: 25637314). | 25637314 |
| PTEN inact mut | endometrial cancer | no benefit | LY3023414 | Phase II | Actionable | In a Phase II trial, patients with advanced endometrial cancer harboring a PI3K pathway mutation, including PTEN inactivating mutations, demonstrated only a modest clinical benefit with an overall response rate of 16% (4/25), a clinical benefit rate of 28% (7/25) at 12 weeks, a progression-free survival of 2.5 months, and overall survival of 9.2 months when treated with LY3023414 (PMID: 31880826; NCT01775072). | 31880826 |
| PTEN inact mut | Advanced Solid Tumor | sensitive | Capivasertib | Preclinical - Cell culture | Actionable | In a preclinical study, AZD5363 inhibited growth of various solid tumor cell culture models with inactivating Pten mutations (PMID: 22294718). | 22294718 |
| PTEN mutant | Advanced Solid Tumor | no benefit | Talazoparib | Phase II | Actionable | In a Phase II trial, Talzenna (talazoparib) treatment did not result in significant clinical benefit in patients with advanced solid tumors harboring PTEN mutation or loss (by IHC), with one patient harboring a PTEN mutation achieved a prolonged stable disease as best response in a cohort of 13 patients (Mol Cancer Ther 2018;17(1 Suppl):Abstract nr A096; NCT02286687). | detail... |
| PTEN mutant | endometrial cancer | sensitive | Everolimus | Preclinical - Cell line xenograft | Actionable | In a preclinical study, Afinitor (everolimus) inhibited growth of endometrial cancer cells harboring a PTEN nonsense mutation in culture and in xenograft models (PMID: 22662154). | 22662154 |
| PTEN mutant | uterine cancer | sensitive | GSK2256098 | Preclinical | Actionable | In a preclinical study, uterine cancer cells harboring a PTEN mutation demonstrated sensitivity to GSK2256098, resulting in inhibition of Ptk2 (Fak) phosphorylation, decreased tumor growth, and apoptosis both in culture and in mouse models (PMID: 25833835). | 25833835 |
| PTEN mutant | endometrial cancer | sensitive | A66 + AZD6482 | Preclinical | Actionable | In a preclinical study, A66 and AZD6482 combination treatment inhibited viability of endometrioid endometrial cancer cell lines harboring PTEN mutations in culture (PMID: 23674493). | 23674493 |
| PTEN mutant | endometrial cancer | sensitive | A66 + GSK2636771 | Preclinical | Actionable | In a preclinical study, A66 and GSK2636771 combination treatment inhibited viability of endometrioid endometrial cancer cell lines harboring PTEN mutations in culture (PMID: 23674493). | 23674493 |
| PTEN mutant | endometrial cancer | resistant | TGX-221 | Preclinical | Actionable | In a preclinical study, endometrioid endometrial cancer cell lines harboring PTEN mutations demonstrated resistance to TGX-221 induced growth inhibition in culture (PMID: 23674493). | 23674493 |
| PTEN mutant | endometrial cancer | sensitive | GDC-0980 | Phase II | Actionable | In a Phase II trial, Apitolisib (GDC-0980) was poorly tolerated, but demonstrated efficacy in endometrial cancer patients harboring mutations in PIK3CA, PTEN, or AKT1 (J Clin Oncol 32:5s, 2014 (suppl; abstr 5513)). | detail... |
| PTEN mutant | endometrial cancer | no benefit | Temsirolimus | Phase II | Actionable | In a retrospective study of a Phase II trial, mutation status of PTEN was not associated with progression-free survival or response rate in advanced endometrial cancer patients treated with Torisel (temsirolimus) (PMID: 27016228). | 27016228 |
| PTEN mutant | endometrial cancer | sensitive | Dactolisib | Preclinical | Actionable | In a preclinical study, BEZ235 decreased growth of endometrial cancer cells harboring a PTEN nonsense mutation in culture and in xenograft models (PMID: 22662154). | 22662154 |
| PTEN mutant | endometrial cancer | resistant | GSK2636771 | Preclinical | Actionable | In a preclinical study, endometrioid endometrial cancer cell lines harboring PTEN mutations demonstrated resistance to GSK2636771 induced growth inhibition in culture (PMID: 23674493). | 23674493 |
| PTEN mutant | glioblastoma | no benefit | Buparlisib + Capmatinib | Phase Ib/II | Actionable | In a Phase Ib/II trial, combination of Buparlisib (BKM120) and Tabrecta (capmatinib) did not reach target exposure due to potential drug-drug interaction, and demonstrated minimal activity in patients with glioblastoma harboring PTEN alterations including deletion, mutation, or negative protein expression, therefore, Phase II of the trial was not initiated (PMID: 31776899; NCT01870726). | 31776899 |
| PTEN mutant | skin melanoma | not applicable | N/A | Guideline | Risk Factor | Germline PTEN mutations or polymorphisms are associated with increased risk of developing single or multiple primary cutaneous melanomas (NCCN.org). | detail... |
| PTEN mutant | endometrial cancer | resistant | A66 | Preclinical | Actionable | In a preclinical study, endometrioid endometrial cancer cell lines harboring PTEN mutations demonstrated resistance to A66 induced growth inhibition in culture (PMID: 23674493). | 23674493 |
| PTEN mutant | breast cancer | sensitive | CUDC-907 | Preclinical - Cell culture | Actionable | In a preclinical study, CUDC-907 inhibited growth of breast cancer cells lines harboring Pten mutations and/or deletions (PMID: 22693356). | 22693356 |
| PTEN mutant | head and neck squamous cell carcinoma | resistant | Taselisib | Preclinical - Cell line xenograft | Actionable | In a preclinical study, head and neck squamous cell carcinoma cell lines and cell line xenograft models with PTEN alterations were resistant to the apoptotic effects of Taselisib (GDC-0032) (PMID: 26589432). | 26589432 |
| PTEN mutant | breast cancer | predicted - sensitive | MS417 + Pictilisib | Preclinical - Cell culture | Actionable | In a preclinical study, Pictilisib (GDC-0941) and MS417 in combination resulted in improved growth inhibition and increased cell death compared to either agent alone in a PTEN-mutant breast cancer cell line in culture (PMID: 26058079). | 26058079 |
| PTEN mutant | gastrointestinal system cancer | decreased response | Pembrolizumab | Clinical Study - Cohort | Actionable | In a retrospective analysis, patients with MSI high, dMMR gastrointestinal tumors including gastric (n=18), colorectal (n=17), cholangiocarcinoma (n=5), small intestine (n=2), pancreatic (n=2), and duodenal cancer (n=1) harboring PTEN mutations demonstrated a decreased objective response rate (21.4 vs 54.8%), overall survival (15.2 vs 25.7 mo), and progression-free survival (4.3 vs 15.6 mo) compared to PTEN-wild-type patients when treated with Keytruda (pembrolizumab) or Opdivo (nivolumab) (PMID: 33926917). | 33926917 |
| PTEN mutant | uterine cancer | sensitive | GSK2256098 + Paclitaxel | Preclinical | Actionable | In a preclinical study, uterine cancer cells harboring a PTEN mutation were more sensitive to the combination of GSK2256098 and Taxol (paclitaxel) than uterine cancer cells wild-type for PTEN, resulting in decreased tumor growth in culture and in mouse models (PMID: 25833835). | 25833835 |
| PTEN mutant | lung adenocarcinoma | no benefit | Capivasertib | Case Reports/Case Series | Actionable | In a Phase II trial (NLMT), Capivasertib (AZD5363) treatment did not result in a confirmed response (0/8) or durable clinical benefit (0/8) in patients with lung adenocarcinoma harboring mutations in PIK3CA, PTEN, or AKT, thus the cohort was closed due to futility (PMID: 32669708, NCT02664935). | 32669708 |
| PTEN mutant | endometrial cancer | resistant | AZD6482 | Preclinical | Actionable | In a preclinical study, endometrioid endometrial cancer cell lines harboring PTEN mutations demonstrated resistance to AZD6482 induced growth inhibition in culture (PMID: 23674493). | 23674493 |
| PTEN mutant | hepatocellular carcinoma | decreased response | Sorafenib | Clinical Study - Cohort | Actionable | In a clinical case study, Nexavar (sorafenib) treatment of patients with hepatocellular carcinoma harboring Mtor pathway mutations in PIK3CA, PTEN, TSC2, or TSC1 (n=12), resulted in a lower disease control rate (8.3% vs. 40.2%), shorter progression-free survival (1.9 months vs. 5.3 months) and shorter overall survival (10.4 months vs. 17.9 months) compared to patients without mutations in this pathway (n=67) (PMID: 30373752; NCT01775072). | 30373752 |
| PTEN mutant | melanoma | sensitive | BI-69A11 | Preclinical - Cell line xenograft | Actionable | In a preclinical study, BI-69A11 resulted in antitumor activity in a melanoma cell line harboring a PTEN mutation, including induction of cell death in culture, and in xenograft models, tumor growth inhibition and tumor regression (PMID: 19175524). | 19175524 |
| PTEN mutant | breast cancer | sensitive | Sapanisertib | Preclinical | Actionable | In a preclinical study, Sapanisertib (MLN0128) induced apoptosis and inhibited MTORC1 signaling in breast cancer cells harboring a PTEN mutation (PMID: 25261369). | 25261369 |
| PTEN mutant | gastrointestinal system cancer | decreased response | Nivolumab | Clinical Study - Cohort | Actionable | In a retrospective analysis, patients with MSI high, dMMR gastrointestinal tumors including gastric (n=18), colorectal (n=17), cholangiocarcinoma (n=5), small intestine (n=2), pancreatic (n=2), and duodenal cancer (n=1) harboring PTEN mutations demonstrated a decreased objective response rate (21.4 vs 54.8%), overall survival (15.2 vs 25.7 mo), and progression-free survival (4.3 vs 15.6 mo) compared to PTEN-wild-type patients when treated with Keytruda (pembrolizumab) or Opdivo (nivolumab) (PMID: 33926917). | 33926917 |
| PTEN mutant | uterine cancer | sensitive | GSK2256098 + Topotecan | Preclinical | Actionable | In a preclinical study, uterine cancer cells harboring a PTEN mutation were more sensitive to the combination of GSK2256098 and Hycamtin (topotecan) than uterine cancer cells wild-type for PTEN, resulting in decreased tumor growth in culture and in mouse models (PMID: 25833835). | 25833835 |
| Clinical Trial | Phase | Therapies | Title | Recruitment Status | Covered Countries | Other Countries |
|---|