research Steroid 5α-reductases and 3α-hydroxysteroid dehydrogenases: key enzymes in androgen metabolism
Key enzymes control androgen levels, affecting hormone activity and potential treatments.
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research Human type 3 5α-reductase is expressed in peripheral tissues at higher levels than types 1 and 2 and its activity is potently inhibited by finasteride and dutasteride
Type 3 5α-reductase is more common and finasteride and dutasteride strongly inhibit it.
research DNA dioxygenases Tet2/3 regulate gene promoter accessibility and chromatin topology in lineage-specific loci to control epithelial differentiation
The enzymes Tet2 and Tet3 are important for skin cell development and hair growth.
research 5α-reduction of epitestosterone is catalysed by human SRD5A1 and SRD5A2 and increases androgen receptor transactivation
5α-reductases increase epitestosterone's effect on androgen receptors.
research Expression of type 1 5α-reductase and metabolism of testosterone in reconstructed human epidermis (SkinEthic®): a new model for screening skin-targeted androgen modulators
The study created a new method to test drugs that affect hormone processing in skin.
research Methylated CpG dinucleotides in 5-α reductase 2 gene might explain the finasteride-resistance in BPE patients
Methylated gene parts may cause finasteride-resistance in some enlarged prostate patients.
research 14. 膠原病患者における心理状態の統計学的観察(第45回 日本心身医学会東北地方会 演題抄録)
Suppressing ODC activity reduces tumor growth in hair follicles.
research Study on Histamine Related Enzyme Activities during Murine Hair Cycle.
Histamine and its enzyme may help start hair regrowth.
research Characterization of Recombinant Human Liver Thermolabile Phenol Sulfotransferase with Minoxidil as the Substrate
Both enzyme forms can sulfate minoxidil.
research Progressive Alopecia Reveals Decreasing Stem Cell Activation Probability during Aging of Mice with Epidermal Deletion of DNA Methyltransferase 1
Aging reduces stem cell activation, leading to hair loss in mice lacking a specific enzyme.
research 604 DNA dioxygenases TET regulate keratin gene expression and enhancer networks within lineage-specific gene loci during epidermal and hair follicle-specific keratinocyte differentiation
TET enzymes are important for skin and hair development by controlling gene activity in specific areas.
![Activity of 17β-(N-Alkyl/Arylformamido) and 17β-[(N-Alkyl/Aryl) Alkyl/Arylamido]-4-Methyl-4-Aza-5α-Androstan-3-Ones as 5α-Reductase Inhibitors in the Hamster Flank Organ and Ear](/images/research/861159f1-7bd4-420c-a16b-4829458efe68/small/15592.jpg)
research Activity of 17β-(N-Alkyl/arylformamido) and 17β-[(N-Alkyl/aryl) alkyl/arylamido]-4-methyl-4-aza-5α-androstan-3-ones as 5α-Reductase Inhibitors in the Hamster Flank Organ and Ear11The research has been supported by Endorecherche that is seeking patent protection for the new compounds. F. Labrie is President of Endorecherche.
The compounds tested could potentially treat hair loss and alopecia.
research Decision letter: Loss of Dnmt3a and Dnmt3b does not affect epidermal homeostasis but promotes squamous transformation through PPAR-γ
Loss of Dnmt3a and Dnmt3b increases aggressive skin tumors by affecting PPAR-γ.
research The Localization of Dehydrogenase Activity and Sulphydryl Groups in Wool and Hair Follicles by the use of Tetrazolium Salts
INT effectively shows enzyme activity and protein groups in wool and hair follicles.
research 138 Characterization of xenobiotic metabolizing enzymes of a reconstructed human epidermal model from adult hair follicles
The reconstructed skin model from hair follicles functions like human skin in processing chemicals and can be used to test ingredient safety.
research New fluorogenic probes for neutral and alkaline ceramidases
New probes were created to effectively measure specific enzymes involved in fat metabolism, which could help develop new drugs.
research Synthesis and biological evaluation of 3-tetrazolo steroidal analogs: Novel class of 5α-reductase inhibitors
3-tetrazolo steroidal analogs can strongly inhibit the enzyme linked to hair loss.
research Rat steroid 5α-reductase kinetic characteristics: Extreme pH-dependency of the type II isozyme in prostate and epididymis homogenates
The activity of a specific rat enzyme in the prostate and epididymis is highly dependent on the acidity level.
research Dynamic changes of genomic methylation profiles at different growth stages in Chinese Tan sheep
DNA methylation changes in Tan sheep affect growth and fur traits.
research Retinoid-mediated stimulation of steroid sulfatase activity in myeloid leukemic cell lines requires RARα and RXR and involves the phosphoinositide 3-kinase and ERK-MAP kinase pathways
Retinoids increase steroid sulfatase activity in leukemia cells through RARα/RXR and involves certain pathways like phosphoinositide 3-kinase and ERK-MAP kinase.
research Tumor suppressor activity of ODC antizyme in MEK-driven skin tumorigenesis
Antizyme slows skin tumor growth by reducing cell growth in mice.
research Δ5-3β-Hydroxysteroid Dehydrogenase Activity in Sebaceous Glands of Scalp in Male-Pattern Baldness
research 723 DNA dioxygenases Tet2/3 regulate gene promoter accessibility and three-dimensional chromatin topology in lineage-specific loci to control hair growth
Tet2 and Tet3 enzymes are essential for controlling hair growth by affecting DNA demethylation and gene expression in mice.
research Induction of ornithine decarboxylase in specific subpopulations of murine epidermal cells following multiple exposures to 12-O-tetradecanoylphorbol-13-acetate, mezerein and ethyl phenylpropriolate
TPA strongly increases ODC activity in certain skin cells, potentially aiding tumor growth.
research Epidermal cell proliferation and modulation of the protective potency of dexamethasone against phorbol ester-induced ornithine decarboxylase activity
Dexamethasone reduces inflammation and delays skin cell changes caused by TPA.
research Molecular docking simulation studies on potent butyrylcholinesterase inhibitors obtained from microbial transformation of dihydrotestosterone
Metabolite 7 is a strong inhibitor for Alzheimer's disease management.
research [Studies on enzyme activities in the hair root in male pattern baldness: glycolytic enzyme, acid hydrolase, transglutaminase and ornithine decarboxylase activities of plucked hair roots].
research Natural Product-InspiredBis(trifluoromethyl) PhenylHydroxycinnamate Derivatives as Promising Nonsteroidal Inhibitorsof Human Steroid 5α-Reductase Type-1: Synthesis, InVitro, and In Silico Studies
Certain hydroxycinnamate derivatives may effectively inhibit enzymes linked to hair loss with low toxicity.
research Expression and Activity Assay of Human Steroid 5 Alpha-Reductase Type II in CHO Cells
Finasteride effectively inhibits the enzyme steroid 5 alpha-reductase II.
research Improved 2α-Hydroxylation Efficiency of Steroids by CYP154C2 Using Structure-Guided Rational Design
Mutants of CYP154C2 enzyme significantly improved steroid conversion efficiency.