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GENE:

SRD5A2 (Steroid 5 Alpha-Reductase 2)

i
Other names: Steroid 5 Alpha-Reductase 2, 3-Oxo-5-Alpha-Steroid 4-Dehydrogenase 2, Steroid-5-Alpha-Reductase, Alpha Polypeptide 2 (3-Oxo-5 Alpha-Steroid Delta 4-Dehydrogenase Alpha 2), Type II 5-Alpha Reductase, 5 Alpha-SR2, SR Type 2, S5AR 2, Steroid 5-Alpha-Reductase 2, SRD5A2
Associations
3d
5α-Reductase Isoenzymes: From Neurosteroid Biosynthesis to Neuropsychiatric Outcomes. (PubMed, NeuroSci)
Pharmacovigilance and clinical reports show that a subset of patients treated with finasteride or dutasteride may experience persistent psychiatric and sexual adverse effects, known as post-finasteride syndrome. The current findings underscore the need for careful patient counseling, systematic monitoring, and further translational studies integrating genetics, neuroendocrine markers, and standardized psychiatric outcomes to identify individuals at risk and advance personalized medicine in this field.
Review • Journal
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SRD5A1 (Steroid 5 Alpha-Reductase 1) • SRD5A2 (Steroid 5 Alpha-Reductase 2)
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finasteride
2ms
SRD5A2 and emerging therapies in androgen-driven disorders. (PubMed, Nat Rev Urol)
Thus, SRD5A2 has clinical relevance in BPH, prostate cancer and other androgen-mediated conditions. However, limitations of SRD5A2-targeted therapies need to be overcome for future strategies to enhance the efficacy of 5ARI-based treatments.
Review • Journal
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SRD5A1 (Steroid 5 Alpha-Reductase 1) • SRD5A2 (Steroid 5 Alpha-Reductase 2)
3ms
Integrative analysis reveals SRD5A2 as a central mediator in PPCPs induced modulation of the prostate cancer immune microenvironment. (PubMed, Discov Oncol)
The genes F2, SRD5A2, NEK2, and HGFAC play critical roles in PPCPs induced PCa progression, with SRD5A2 being particularly significant. These findings suggest that PPCPs may disrupt TIME homeostasis by downregulating SRD5A2 expression, thereby promoting immune evasion of PCa cells and accelerating tumor progression.
Journal
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SRD5A2 (Steroid 5 Alpha-Reductase 2)
3ms
Prognostic and immune microenvironment of a cancer-associated fibroblast-related genes signature for biochemical recurrence in prostate cancer. (PubMed, Medicine (Baltimore))
Further analyses of the TME, genetic mutations, and drug sensitivity revealed that this signature was closely associated with tumor immunity and treatment response. Collectively, this model highlights the pivotal role of CAFs in shaping the TME and provides novel insights for prognostic prediction and therapeutic strategies in PCa.
Journal
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THBS2 (Thrombospondin 2) • SCUBE2 (Signal Peptide, CUB Domain And EGF Like Domain Containing 2) • SRD5A2 (Steroid 5 Alpha-Reductase 2)
7ms
Eriobotrya japonica Leaf Extract Ameliorates Benign Prostatic Hyperplasia by Regulating Inflammation. (PubMed, J Med Food)
Furthermore, the expression of AR, Bcl-2, tumor necrosis factor (TNF)-α, interleukin (IL)-8, IL-6, IL-1β, and cyclooxygenase-2 (COX-2) in prostate tissues was lowered by EJE administration. In conclusion, EJE effectively alleviated benign prostatic hyperplasia, both in cells and in animal models, by regulating inflammation, suggesting it is a potential candidate as a functional ingredient for alleviating BPH.
Journal • IO biomarker
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BCL2 (B-cell CLL/lymphoma 2) • AR (Androgen receptor) • IL6 (Interleukin 6) • TNFA (Tumor Necrosis Factor-Alpha) • BAX (BCL2-associated X protein) • IL1B (Interleukin 1, beta) • SRD5A2 (Steroid 5 Alpha-Reductase 2)
12ms
Suppression of FOXO1 activity by SIRT1-mediated deacetylation weakening the intratumoral androgen autocrine function in glioblastoma. (PubMed, Cancer Gene Ther)
Our findings provide evidence that the elevated androgens in the brain of GBM patients came from tumor autocrine. Overexpression of Sirt1 reduces FOXO1 acetylation, lowers androgen synthesis enzyme levels, and effectively decreases brain androgen levels, thereby delaying tumor progression.
Journal
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NRG1 (Neuregulin 1) • ABCB1 (ATP Binding Cassette Subfamily B Member 1) • BIRC3 (Baculoviral IAP repeat containing 3) • FGF2 (Fibroblast Growth Factor 2) • CYP17A1 (Cytochrome P450 Family 17 Subfamily A Member 1) • SIRT1 (Sirtuin 1) • SRD5A2 (Steroid 5 Alpha-Reductase 2)
1year
Genistein resists castration-resistant prostate cancer by inhibiting the androgen receptor pathway. (PubMed, J Asian Nat Prod Res)
Additionally, genistein inhibits the activation and nuclear translocation of the AR. Collectively, these findings support the potential of genistein as a therapeutic agent for CRPC, highlighting its role in both inhibiting androgen synthesis and disrupting AR signaling.
Journal
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AR (Androgen receptor) • SRD5A2 (Steroid 5 Alpha-Reductase 2)
1year
A comprehensive systematic review of studies on the potential of A49T and V89L polymorphism in SRD5AR2 as high susceptibility gene association with benign prostate hyperplasia and prostate cancer. (PubMed, Arch Ital Urol Androl)
SRD5A2 polymorphisms could be a good indicator for prognostic malignancy and a potential tool for personalized medicine of BPH. The findings strongly support the recommendation for further study about SRD5AR2 to enhance its use for screening and prevention and to optimize the medical treatment of BPH.
Journal
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SRD5A2 (Steroid 5 Alpha-Reductase 2)
over1year
Body composition in recurrent prostate cancer and the role of steroidogenic genotype. (PubMed, Endocr Relat Cancer)
Men with biochemically recurrent prostate cancer (BCR) who received 8 months of LHRH analog (LHRHa) +/- abiraterone acetate (AAP) were eligible if they had: 1) CT imaging of L3 prior to and after treatment, and 2) nucleated cells collected...An inherited polymorphism in SRD5A2 and T2DM were associated with differential skeletal muscle toxicity. These findings suggest that inherited polymorphisms may contribute to the body composition toxicity observed with HT.
Journal
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HSD3B1 (Hydroxy-Delta-5-Steroid Dehydrogenase 3 Beta- And Steroid Delta-Isomerase 1) • SRD5A2 (Steroid 5 Alpha-Reductase 2)
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abiraterone acetate
over1year
Pre-receptor regulation of 11-oxyandrogens differs between normal and cancerous endometrium and across endometrial cancer grades and molecular subtypes. (PubMed, Front Endocrinol (Lausanne))
The intra-tumoral metabolism of 11-oxyandrogen precursors is characteristic for low-grade EC of non-TP53-alt molecular subtypes. Our findings support further exploration of circulating 11-oxyandrogens as prognostic biomarkers in EC.
Journal
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TP53 (Tumor protein P53) • AR (Androgen receptor) • SRD5A2 (Steroid 5 Alpha-Reductase 2)
over1year
Body composition as a determinant of the therapeutic index with androgen signaling inhibition. (PubMed, Prostate Cancer Prostatic Dis)
Inherited polymorphisms in androgen synthesis correlated with differences in body composition after exposure to ADT and warrant further investigation as candidate markers for body composition toxicity. Elevated subcutaneous and visceral adiposity were associated with improved response to ASI.
Journal
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CYP17A1 (Cytochrome P450 Family 17 Subfamily A Member 1) • LEP (Leptin) • SRD5A2 (Steroid 5 Alpha-Reductase 2)
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abiraterone acetate • prednisone • apalutamide
almost2years
In Silico Analysis of Functional SNPs in Genes of Complete Androgen Insensitivity Syndrome (CAIS): A Retrospective, Case-Control Study. (PubMed, J Obstet Gynaecol India)
DNA Samples were amplified using PCR technique and they will be analyzed using Single-strand conformation polymorphism (SSCP). As SNPs have decreased stability, damaging and benign character, they can be used as candidate hallmarks in study of Complete Androgen Insensitivity Syndrome.
Retrospective data • Journal
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SOX9 (SRY-Box Transcription Factor 9) • CBX2 (Chromobox 2) • SRD5A2 (Steroid 5 Alpha-Reductase 2)