Atlas One · Host Biology · Scale 03 — Molecular

Substance P

Substance P (11-aa tachykinin; NK1R/Gαq) is the primary neuropeptide mediator of slow pain, neurogenic inflammation, and emotional stress. Elevated CSF SP is a reproducible fibromyalgia biomarker. NK1R antagonists (aprepitant) are antiemetics; failed for depression.

Also known as: substance P, SP, neurokinin 1, NK1R, tachykinin, TAC1, undecapeptide, slow pain mediator, neurogenic inflammation

Scale 03 — MolecularScale
draftStatus
2026-06-08Last Reviewed
This is an auto-generated stub page built from atlas entry frontmatter. A richer hand-crafted page is planned. See the atlas source for the full entry including detailed body sections.
substance-p

Substance P

Substance P (11-aa tachykinin; NK1R/Gαq) is the primary neuropeptide mediator of slow pain, neurogenic inflammation, and emotional stress. Elevated CSF SP is a reproducible fibromyalgia biomarker. NK1R antagonists (aprepitant) are antiemetics; failed for depression.