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Table 4 FOXO1 and treatment opportunities in glioma

From: Forkhead box transcription factors (FOXOs and FOXM1) in glioma: from molecular mechanisms to therapeutics

Treatment

Cancer type

Drug type

Target genes

Role of FOXO1

Effect on FOXO1

Model

Description

Progesterone [144]

GBM

Pleiotropic neurosteroid hormone

[EGFR]/PI3K/Akt/mTOR

NA

↓↑ Time and dose-dependent

In vitro/In vivo

• ↓Tumor proliferation, angiogenesis, apoptosis

Urolithin A [153]

GBM

Natural product

ERK/AKT/Sirt1-FOXO1

TS

↑

In vitro/In vivo

• ↓Proliferation, migration and invasion

• Sirt1 induces FOXO1 expression

Curcumin [169]

GBM

Natural product

CDK1/FOXO1

TS

↑

In vitro

• ↓Cell viability and proliferation

• ↑G2/M cell cycle arrest and apoptosis

Caffeine [170]

GBM

Natural product

FOXO1/Bim1

TS

↑

In vitro

• ↓Cell proliferation and survival

• ↑Subcellular localization of FOXO1

Xihuang pill [139]

GBM

Chinese herbal formula

ROS/Akt/mTOR/FOXO1

TS

↑

In vitro

• ↓Cell growth

• Arrested cell cycle

• ↑Apoptosis

PI-103 + γIR [136]

GBM-SCs with functional p53

Dual PI3K/mTOR inhibitor

FOXO1

Oncogene

↓

In vitro

• ↓Stem and progenitor cell markers as well as of FOXO1

Fenofibrate [171]

GBM

Fibric acid derivative (lipid lowering drug)

FOXO1/p27kip

TS

↑

In vitro

• ↓Cell proliferation

• ↑G0/G1 arrest

Endothelial-monocyte activating polypeptide-II (EMAP-II) [167]

GBM stem cells

Tumor-derived cytokine

PI3K/Akt/FOXO1/Atg2B

TS

low dose ↑

High dose ↓

In vitro/In vivo

• ↓Tumor growth

• ↑Cell cycle arrest

• No effect on apoptosis

• ↑Autophagy via PI3K/Akt/ FOXO1/ Atg2B axis

Zerumbone [172]

GBM

Sesquiterpenoid natural product

Akt/FOXO1

TS

↑

In vitro

• ↑Cell apoptosis through Akt inactivation and FOXO1 dephosphorylation

Trifluoperazine (TFP) [173]

SHG44 glioma cell line resistant to doxorubicin

Phenothiazine derivative (antipsychotic drug)

FOXO1

TS

↑

In vitro/In vivo

• Overcomes DOX resistance in SHG44/DOX cells via restoration of the nuclear FOXO1

NS1619 [168]

Rat brain glioma (C6) model

Calcium-activated potassium channel (Kca channel) activator

ROS/PI3K/PKB/FOXO1/ Caveolin-1

TS

↑ time dependent

In vitro/In vivo

• NS1619 increases the permeability of blood-tumor barrier due to caveolin-1 and FOXO1 expression

AU-15330 [174]

Diffuse intrinsic pontine gliomas

Degrader of the SWI/SNF ATPase subunits,

FOXO1

Oncogene

↓

In vitro

• Suppression of FOXO1 resulted in cell death in H3.3K27M cells

Denbinobin [175]

GBM

Phenanthraquinone derivative (natural product)

IKKa/Akt/FOXO1/Caspase-3

TS

↑

In vitro

• By FOXO1 dephosphorylation, leading to cell apoptosis

AS1842856 [176]

GBM

A small molecule inhibitor that inactivates unphosphorylated FOXO1

FOXO1

Oncogene

↓

In vitro

• ↓Colony formation

• ↑Apoptosis