Peptide Arcana
Motixafortide: Moves stem cells from bone marrow into the blood for a myeloma transplant by blocking CXCR4, the receptor that anchors them.

Motixafortide

FDA approvedHeart and blood

How it works

Moves stem cells from bone marrow into the blood for a myeloma transplant by blocking CXCR4, the receptor that anchors them.

What it's made of

14 amino acids in a ring, with a fluorobenzoyl head. It belongs to the T140 family, which came from polyphemusin, a peptide from the blood cells of the horseshoe crab.

What it's for

Prescribed for
With filgrastim, to mobilize stem cells and collect them for an autologous transplant in multiple myeloma.
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Educational satire, not medical advice.