General Information of the Ferroptosis Regulator (ID: REG10087)
Regulator Name Androgen receptor (AR)
Synonyms
DHTR, NR3C4; Dihydrotestosterone receptor; Nuclear receptor subfamily 3 group C member 4
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Gene Name AR
Gene ID 367
Regulator Type Protein coding
Uniprot ID P10275
Sequence
MEVQLGLGRVYPRPPSKTYRGAFQNLFQSVREVIQNPGPRHPEAASAAPPGASLLLLQQQ
QQQQQQQQQQQQQQQQQQQQETSPRQQQQQQGEDGSPQAHRRGPTGYLVLDEEQQPSQPQ
SALECHPERGCVPEPGAAVAASKGLPQQLPAPPDEDDSAAPSTLSLLGPTFPGLSSCSAD
LKDILSEASTMQLLQQQQQEAVSEGSSSGRAREASGAPTSSKDNYLGGTSTISDNAKELC
KAVSVSMGLGVEALEHLSPGEQLRGDCMYAPLLGVPPAVRPTPCAPLAECKGSLLDDSAG
KSTEDTAEYSPFKGGYTKGLEGESLGCSGSAAAGSSGTLELPSTLSLYKSGALDEAAAYQ
SRDYYNFPLALAGPPPPPPPPHPHARIKLENPLDYGSAWAAAAAQCRYGDLASLHGAGAA
GPGSGSPSAAASSSWHTLFTAEEGQLYGPCGGGGGGGGGGGGGGGGGGGGGGGEAGAVAP
YGYTRPPQGLAGQESDFTAPDVWYPGGMVSRVPYPSPTCVKSEMGPWMDSYSGPYGDMRL
ETARDHVLPIDYYFPPQKTCLICGDEASGCHYGALTCGSCKVFFKRAAEGKQKYLCASRN
DCTIDKFRRKNCPSCRLRKCYEAGMTLGARKLKKLGNLKLQEEGEASSTTSPTEETTQKL
TVSHIEGYECQPIFLNVLEAIEPGVVCAGHDNNQPDSFAALLSSLNELGERQLVHVVKWA
KALPGFRNLHVDDQMAVIQYSWMGLMVFAMGWRSFTNVNSRMLYFAPDLVFNEYRMHKSR
MYSQCVRMRHLSQEFGWLQITPQEFLCMKALLLFSIIPVDGLKNQKFFDELRMNYIKELD
RIIACKRKNPTSCSRRFYQLTKLLDSVQPIARELHQFTFDLLIKSHMVSVDFPEMMAEII
SVQVPKILSGKVKPIYFHTQ

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Family Nuclear hormone receptor family
Function
Steroid hormone receptors are ligand-activated transcription factors that regulate eukaryotic gene expression and affect cellular proliferation and differentiation in target tissues. Transcription factor activity is modulated by bound coactivator and corepressor proteins like ZBTB7A that recruits NCOR1 and NCOR2 to the androgen response elements/ARE on target genes, negatively regulating androgen receptor signaling and androgen-induced cell proliferation. Transcription activation is also down-regulated by NR0B2. Activated, but not phosphorylated, by HIPK3 and ZIPK/DAPK3.

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HGNC ID
HGNC:644
KEGG ID hsa:367
Full List of the Ferroptosis Target of This Regulator and Corresponding Disease/Drug Response(s)
AR can regulate the following target(s), and cause disease/drug response(s). You can browse detail information of target(s) or disease/drug response(s).
Browse Target
Browse Disease
Browse Drug
Phospholipid hydroperoxide glutathione peroxidase (GPX4) [Suppressor]
In total 2 item(s) under this target
Experiment 1 Reporting the Ferroptosis Target of This Regulator [1]
Target for Ferroptosis Suppressor
Responsed Disease Glioblastoma ICD-11: 2A00
Responsed Drug ALZ003 Investigative
Pathway Response Fatty acid metabolism hsa01212
Apoptosis hsa04210
Ubiquitin mediated proteolysis hsa04120
Cell Process Cell ferroptosis
Cell apoptosis
Cell proliferation
In Vitro Model
U-87MG cells Glioblastoma Homo sapiens CVCL_GP63
A-172 cells Glioblastoma Homo sapiens CVCL_0131
In Vivo Model
NOD-SCID male mice (8-week-old) were purchased from BioLASCO Taiwan Co., Ltd. (Taipei, Taiwan). For glioblastoma and TMZ-resistant glioblastoma transplantation, luciferase-expressed U87MG cells (2 x 105) and U87MG-R cells (2 x 105) were injected into the cortex, respectively, at the depth of 3 mm using stereotactic guidance and microprocessor single syringe (Harvard Apparatus, Holliston, MA, USA). After 10 days of transplantation, TMZ (15 mg/kg) and ALZ003 were orally and intravenously administrated three times per week, respectively.

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Response regulation ALZ003 targeting AR for degradation strongly exhibits the therapeutic effect on glioblastoma, including TMZ-resistant tumor,in vitroandin vivo. Particularly, GPX4 was positively regulated by AR, and overexpression of AR also prevented lipid peroxidation.
Experiment 2 Reporting the Ferroptosis Target of This Regulator [2]
Target for Ferroptosis Suppressor
Responsed Disease Kidney injury ICD-11: NB92
Responsed Drug Furosine dihydrochloride Investigative
Pathway Response Fatty acid metabolism hsa01212
Cell Process Cell ferroptosis
In Vitro Model
mPKCs (Mouse primary kidney cells)
In Vivo Model
A total of 60 ICR female mice (20 ± 2g, 5 mice/group) were divided into 12 groups (control and 10 furosine treatment groups). Furosine was dissolved in distilled water and a dose of 0.24 g/kg b.w. was administered by gavage or tail vein injection (0.2 mL volume per mouse) once at the beginning. This dose was chosen based on the median lethal dose (LD50) determined in previous acute toxicity experiments, in which the LD50 of furosine was 1.6 g/kg b.w. Mice were fasted for 4 h prior to dosing; animals were sacrificed at 0 (controls), 0.25, 0.5, 1, 2, 3, 4, 6, 8, 10, 12 h after administration, and kidney tissue was dissected and blood samples were collected.

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Response regulation Furosine might decrease the activity of GPX4 via AR, thereby disrupting the conversion of peroxides into non-toxic reduced forms. Once GPX4 loses its reduction activity, excessivelipid peroxidationin kidney cells can lead to cell death by ferroptosis. To conclude, the study demonstrated for the first time the toxicity of furosine toward kidney injury.
Glioblastoma [ICD-11: 2A00]
In total 1 item(s) under this disease
Experiment 1 Reporting the Ferroptosis-centered Disease Response [1]
Target Regulator Androgen receptor (AR) Protein coding
Responsed Drug ALZ003 Investigative
Pathway Response Fatty acid metabolism hsa01212
Apoptosis hsa04210
Ubiquitin mediated proteolysis hsa04120
Cell Process Cell ferroptosis
Cell apoptosis
Cell proliferation
In Vitro Model
U-87MG cells Glioblastoma Homo sapiens CVCL_GP63
A-172 cells Glioblastoma Homo sapiens CVCL_0131
In Vivo Model
NOD-SCID male mice (8-week-old) were purchased from BioLASCO Taiwan Co., Ltd. (Taipei, Taiwan). For glioblastoma and TMZ-resistant glioblastoma transplantation, luciferase-expressed U87MG cells (2 x 105) and U87MG-R cells (2 x 105) were injected into the cortex, respectively, at the depth of 3 mm using stereotactic guidance and microprocessor single syringe (Harvard Apparatus, Holliston, MA, USA). After 10 days of transplantation, TMZ (15 mg/kg) and ALZ003 were orally and intravenously administrated three times per week, respectively.

    Click to Show/Hide
Response regulation ALZ003 targeting AR for degradation strongly exhibits the therapeutic effect on glioblastoma, including TMZ-resistant tumor,in vitroandin vivo. Particularly, GPX4 was positively regulated by AR, and overexpression of AR also prevented lipid peroxidation.
Kidney injury [ICD-11: NB92]
In total 1 item(s) under this disease
Experiment 1 Reporting the Ferroptosis-centered Disease Response [2]
Target Regulator Androgen receptor (AR) Protein coding
Responsed Drug Furosine dihydrochloride Investigative
Pathway Response Fatty acid metabolism hsa01212
Cell Process Cell ferroptosis
In Vitro Model
mPKCs (Mouse primary kidney cells)
In Vivo Model
A total of 60 ICR female mice (20 ± 2g, 5 mice/group) were divided into 12 groups (control and 10 furosine treatment groups). Furosine was dissolved in distilled water and a dose of 0.24 g/kg b.w. was administered by gavage or tail vein injection (0.2 mL volume per mouse) once at the beginning. This dose was chosen based on the median lethal dose (LD50) determined in previous acute toxicity experiments, in which the LD50 of furosine was 1.6 g/kg b.w. Mice were fasted for 4 h prior to dosing; animals were sacrificed at 0 (controls), 0.25, 0.5, 1, 2, 3, 4, 6, 8, 10, 12 h after administration, and kidney tissue was dissected and blood samples were collected.

    Click to Show/Hide
Response regulation Furosine might decrease the activity of GPX4 via AR, thereby disrupting the conversion of peroxides into non-toxic reduced forms. Once GPX4 loses its reduction activity, excessivelipid peroxidationin kidney cells can lead to cell death by ferroptosis. To conclude, the study demonstrated for the first time the toxicity of furosine toward kidney injury.
ALZ003 [Investigative]
In total 1 item(s) under this drug
Experiment 1 Reporting the Ferroptosis-centered Drug Response [1]
Drug for Ferroptosis Inducer
Response Target Phospholipid hydroperoxide glutathione peroxidase (GPX4) Suppressor
Responsed Disease Glioblastoma ICD-11: 2A00
Pathway Response Fatty acid metabolism hsa01212
Apoptosis hsa04210
Ubiquitin mediated proteolysis hsa04120
Cell Process Cell ferroptosis
Cell apoptosis
Cell proliferation
In Vitro Model
U-87MG cells Glioblastoma Homo sapiens CVCL_GP63
A-172 cells Glioblastoma Homo sapiens CVCL_0131
In Vivo Model
NOD-SCID male mice (8-week-old) were purchased from BioLASCO Taiwan Co., Ltd. (Taipei, Taiwan). For glioblastoma and TMZ-resistant glioblastoma transplantation, luciferase-expressed U87MG cells (2 x 105) and U87MG-R cells (2 x 105) were injected into the cortex, respectively, at the depth of 3 mm using stereotactic guidance and microprocessor single syringe (Harvard Apparatus, Holliston, MA, USA). After 10 days of transplantation, TMZ (15 mg/kg) and ALZ003 were orally and intravenously administrated three times per week, respectively.

    Click to Show/Hide
Response regulation ALZ003 targeting AR for degradation strongly exhibits the therapeutic effect on glioblastoma, including TMZ-resistant tumor,in vitroandin vivo. Particularly, GPX4 was positively regulated by AR, and overexpression of AR also prevented lipid peroxidation.
Furosine dihydrochloride [Investigative]
In total 1 item(s) under this drug
Experiment 1 Reporting the Ferroptosis-centered Drug Response [2]
Drug for Ferroptosis Inducer
Response Target Phospholipid hydroperoxide glutathione peroxidase (GPX4) Suppressor
Responsed Disease Kidney injury ICD-11: NB92
Pathway Response Fatty acid metabolism hsa01212
Cell Process Cell ferroptosis
In Vitro Model
mPKCs (Mouse primary kidney cells)
In Vivo Model
A total of 60 ICR female mice (20 ± 2g, 5 mice/group) were divided into 12 groups (control and 10 furosine treatment groups). Furosine was dissolved in distilled water and a dose of 0.24 g/kg b.w. was administered by gavage or tail vein injection (0.2 mL volume per mouse) once at the beginning. This dose was chosen based on the median lethal dose (LD50) determined in previous acute toxicity experiments, in which the LD50 of furosine was 1.6 g/kg b.w. Mice were fasted for 4 h prior to dosing; animals were sacrificed at 0 (controls), 0.25, 0.5, 1, 2, 3, 4, 6, 8, 10, 12 h after administration, and kidney tissue was dissected and blood samples were collected.

    Click to Show/Hide
Response regulation Furosine might decrease the activity of GPX4 via AR, thereby disrupting the conversion of peroxides into non-toxic reduced forms. Once GPX4 loses its reduction activity, excessivelipid peroxidationin kidney cells can lead to cell death by ferroptosis. To conclude, the study demonstrated for the first time the toxicity of furosine toward kidney injury.
References
Ref 1 AR ubiquitination induced by the curcumin analog suppresses growth of temozolomide-resistant glioblastoma through disrupting GPX4-Mediated redox homeostasis. Redox Biol. 2020 Feb;30:101413. doi: 10.1016/j.redox.2019.101413. Epub 2019 Dec 26.
Ref 2 Maillard reaction products with furan ring, like furosine, cause kidney injury through triggering ferroptosis pathway. Food Chem. 2020 Jul 30;319:126368. doi: 10.1016/j.foodchem.2020.126368. Epub 2020 Feb 6.