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  "path": "/news/2026-02-key-brain-dmt-theory-rat.html",
  "publishedAt": "2026-02-17T15:00:01.000Z",
  "site": "https://medicalxpress.com",
  "tags": [
    "Neuroscience"
  ],
  "textContent": "For decades, the idea that the human brain might naturally produce the psychedelic compound DMT has attracted considerable attention. It has been speculated that DMT could function as a natural signaling substance in the brain—possibly as a co-transmitter alongside serotonin.",
  "title": "Key brain DMT theory takes a hit: Rat study finds no detectable DMT in serotonin neurons"
}