axatilimab   Click here for help

GtoPdb Ligand ID: 13497

Synonyms: Ab969 [US9908939] | axatilimab-csfr | INCA034176 | Niktimvo® | SNDX-6352 | UCB-6352
Approved drug
axatilimab is an approved drug (FDA (2024))
Compound class: Antibody
Comment: Axatilimab (SNDX-6352, formerly UCB-6352) is a humanized anti-CSF-1R antibody. It was initially developed as an alternative therapeutic modality for the treatment of chronic graft-versus-host disease (GvHD) [3]. Axatilimab targets macrophage-mediated inflammation and fibrosis that cause organ damage in GvHD, by blocking CSF-1R activation by either of its ligands (CSF-1 and IL-34).
Peptide sequences from the axatilimab INN entry align with sequences that are claimed in a UCB Biopharma patent originally filed in 2014 [1].
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Selectivity at catalytic receptors
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Target Sp. Type Action Value Parameter Concentration range (M) Reference
colony stimulating factor 1 receptor Hs Antibody Binding 8.7 – 11.0 pKd - 1
pKd 11.0 (Kd 9.6x10-12 M) [1]
Description: Binding affinity determined by BIAcore assay and immobilised target protein
pKd 8.7 (Kd 2.2x10-9 M) [1]
Description: Binding affinity for CSF-1R determined in a cellular assay