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Tonix Pharmaceuticals Announces Presentation of Data Supporting Development of Racemic and Single (S)-Isomer Tianeptine, Plastogen Anti-Depressants, at the American Society of Clinical Psychopharmacology Meeting
Tianeptine’s Mechanism of Restoring Neuroplasticity and Neurogenesis by Dual PPAR-β/δ and PPAR-γ Agonism Supports Development as a First-in-Class Oral Therapy

About this update from Tonix Pharmaceuticals Holding Corp.
[{"type":"text","content":"Tianeptine’s Mechanism of Restoring Neuroplasticity and Neurogenesis by Dual PPAR-β/δ and PPAR-γ Agonism Supports Development as a First-in-Class Oral Therapy for Psychiatric and Neurodegenerative Diseases Racemic Tianeptine, or TNX-601 ER, is Enrolling in a Potentially Pivotal Phase 2 Study for the Treatment of Major Depressive Disorder; Results from Interim Analysis Expected Fourth Quarter 2023 Single (S)-Isomer of Tianeptine, or TNX-4300, is Free from µ-Opioid Receptor Activity Associated with the (R)-Isomer TNX-4300 is in Preclinical Development for Depression, Bipolar Disorder, Alzheimer’s Disease and Parkinson’s Disease CHATHAM, N.J., June 05, 2023 (GLOBE NEWSWIRE) -- Tonix Pharmaceuticals Holding Corp. (Nasdaq: TNXP) (Tonix or the Company), a clinical-stage biopharmaceutical company, today announced the presentation of data detailing the mechanism of action and pharmacokinetics of TNX-601 ER (tianeptine hemioxalate extended release) and TNX-4300 (estianeptine) at the American Society of Clinical Psychopharmacology (ASCP) meeting in Miami, Fla. TNX-601 ER is being tested in a potentially pivotal Phase 2 trial for the treatment of major depressive disorder (MDD) for which results of a preplanned interim analysis are expected in the fourth quarter of 2023. TNX-4300 is in preclinical development for mood disorders, Alzheimer’s disease and Parkinson’s disease. The active ingredient of both products is the (S)-isomer of tianeptine.1 The (S)-isomer of tianeptine activates PPAR-β/δ, restores neuroplasticity in neuronal tissue culture and lacks µ-opioid liability. In contrast, the (R)-isomer of tianeptine lacks PPAR-β/δ activity and is an agonist at the µ-opioid receptor. The poster presentation is available on Tonix’s website: www.tonixpharma.com. Tonix recently announced that the plastogen anti-depressant tianeptine, a drug marketed outside the U.S. for more than 30 years, acts on nuclear PPAR-β/δ and PPAR-γ in neurons and glia to restore neuronal connectivity in depression.2 The understanding that tianeptine bypasses the synapse and acts on the nucleus to exert its effects on restoring neuroplasticity and neurogenesis has direct applicability in a number of neurodegenerative diseases in which neuronal connections are atrophying.2 The newly reported mechanism also provides clarity on why tianeptine is not associated with sexual ...