A High-Performance Liquid Chromatography–Tandem Mass Spectrometry Assay of the Androgenic Neurosteroid 3α-Androstanediol (5α-Androstane-3α,17β-Diol) in Plasma

    July 2005 in “ Steroids
    Doodipala Samba Reddy, L VENKATARANGAN, Ben Chien, Kumar Ramu
    Studysummary In this study, researchers developed a sensitive LC–MS–MS assay to measure 3α-androstanediol levels in rat plasma and observed that testosterone raises these levels via a 5α-reductase pathway.
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    Research cited in this study 6

    1. Anticonvulsant Activity of Progesterone and Neurosteroids in Progesterone Receptor Knockout Mice Journal of Pharmacology and Experimental Therapeutics · 2004
    2. Testosterone Modulation of Seizure Susceptibility Is Mediated by Neurosteroids 3α-Androstanediol and 17β-Estradiol Neuroscience · 2004
    3. Stress-Induced Deoxycorticosterone-Derived Neurosteroids Modulate GABA A Receptor Function and Seizure Susceptibility Journal of Neuroscience · 2002
    4. Steroid 5α-Reductases and 3α-Hydroxysteroid Dehydrogenases: Key Enzymes in Androgen Metabolism Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism · 2001
    5. Finasteride, a 5alpha-Reductase Inhibitor, Blocks the Anticonvulsant Activity of Progesterone in Mice PubMed · 1999
    6. Inhibition of Rat Alpha-Reductases by Finasteride: Evidence for Isozyme Differences in the Mechanism of Inhibition The Journal of Steroid Biochemistry and Molecular Biology · 1997

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    2. Use Of Antidepressants In Long Treatment Of Bipolar Depression European Neuropsychopharmacology · 2008
    3. A New Look at the 5-Alpha-Reductase Inhibitor Finasteride Cns Drug Reviews · 2006
    4. A New Look at the 5α-Reductase Inhibitor Finasteride 2006
    5. Testosterone Modulation of Seizure Susceptibility Is Mediated by Neurosteroids 3α-Androstanediol and 17β-Estradiol Neuroscience · 2004
    6. Finasteride Inhibits 5α-Reductase Activity in Human Dermal Fibroblasts: Prediction of Its Therapeutic Application in Androgen-Related Skin Diseases International Journal of Dermatology · 1995
    7. Finasteride The New England Journal of Medicine · 1994