Ontuxizumab

Ontuxizumab[1] is a humanized rabbit monoclonal antibody[2] designed for the treatment of cancer. It binds to endosialin (TEM1 or CD248).[3]

Ontuxizumab
Monoclonal antibody
Type	Whole antibody
Source	Chimeric/humanized hybrid (mouse/human)
Target	TEM1
Clinical data
ATC code	none
Identifiers
CAS Number	946415-62-9
ChemSpider	none
UNII	0M2XT000YC
Chemical and physical data
Formula	C₆₅₃₂H₁₀₀₅₀N₁₇₂₆O₂₀₅₄S₄₄
Molar mass	147034.92 g·mol⁻¹

Phase I trials are complete and the drug was granted orphan drug status by the FDA for sarcoma. It is currently in phase II trials for melanoma, colorectal cancer, sarcoma, and lymphoma.[4]

This drug was developed by Morphotek and Ludwig Institute for Cancer Research.[4]

References

World Health Organization (2013). "International Nonproprietary Names for Pharmaceutical Substances (INN). Proposed INN: List 109" (PDF). WHO Drug Information. 27 (2).
US 20100260769, Sass PM, Kline B, Nicolaides N, Grasso L, Harley S, "Endosialin binding molecules", published 2010-04-08, assigned to Morphotek Inc
Kiyohara E, Donovan N, Takeshima L, Huang S, Wilmott JS, Scolyer RA, et al. (August 2015). "Endosialin Expression in Metastatic Melanoma Tumor Microenvironment Vasculature: Potential Therapeutic Implications". Cancer Microenvironment. 8 (2): 111–8. doi:10.1007/s12307-015-0168-8. PMC 4542822. PMID 26085332.
"Ontuxizumab". Adis Insight. Springer Nature Switzerland AG.

Monoclonal antibodies for tumors

Tumor

Human	Adecatumumab^§ Amivantamab Ascrinvacumab^§ Atezolizumab Balstilimab^† Botensilimab Cixutumumab^§ Conatumumab^§ Daratumumab Drozitumab^§ Duligotumab^§ Dusigitumab^§ Enfortumab vedotin Enoticumab^§ Figitumumab^§ Flanvotumab^§ Ganitumab^† Glembatumumab vedotin^† Intetumumab^§ Ipilimumab Iratumumab^§ Istiratumab Icrucumab^§ Lexatumumab^§ Lucatumumab^§ Mapatumumab^§ Narnatumab^§ Necitumumab Nesvacumab^§ Nivolumab^# Ofatumumab Olaratumab^† Panitumumab Patritumab^§ Pembrolizumab^# Pritumumab^§ Radretumab^§ Ramucirumab Rilotumumab^† Robatumumab^§ Seribantumab^§ Tarextumab^§ Tisotumab vedotin Teprotumumab^† Tovetumab^§ Vantictumab^§ Votumumab^§ Zalutumumab^†
Mouse	Abagovomab Altumomab pentetate Anatumomab mafenatox Arcitumomab Bectumomab Blinatumomab Capromab pendetide Detumomab Edrecolomab Ibritumomab tiuxetan Igovomab Lilotomab Minretumomab Mitumomab Nacolomab tafenatox Moxetumomab pasudotox Naptumomab estafenatox Oregovomab Pemtumomab^† Racotumomab Satumomab pendetide Solitomab Taplitumomab paptox Nofetumomab merpentan Pintumomab Tenatumomab Tositumomab 3F8
Chimeric	Amatuximab^§ Bavituximab^§ Brentuximab vedotin Carotuximab^† Cetuximab Derlotuximab biotin^§ Dinutuximab Ecromeximab^§ Ensituximab^§ Futuximab^§ Girentuximab^† Indatuximab ravtansine^§ Isatuximab Loncastuximab tesirine Margetuximab Rituximab^# Siltuximab Ublituximab^† IMAB362
Humanized	Abituzumab^§ Alemtuzumab Belantamab mafodotin Bevacizumab Bivatuzumab mertansine^§ Brontictuzumab^§ Cantuzumab mertansine^§ Cantuzumab ravtansine^§ Cirmtuzumab Citatuzumab bogatox^§ Clivatuzumab tetraxetan Cofetuzumab pelidotin Dacetuzumab^§ Demcizumab^§ Dalotuzumab^§ Denintuzumab mafodotin^§ Elotuzumab Emactuzumab Emibetuzumab^§ Enoblituzumab^§ Etaracizumab^§ Farletuzumab^§ Ficlatuzumab^§ Flotetuzumab^§ Gemtuzumab ozogamicin Imgatuzumab^§ Inotuzumab ozogamicin Labetuzumab^§ Lifastuzumab vedotin^§ Lintuzumab^§ Lorvotuzumab mertansine^§ Lumretuzumab^§ Matuzumab^§ Milatuzumab^§ Naxitamab Nimotuzumab^† Obinutuzumab Ocaratuzumab^§ Otlertuzumab^§ Onartuzumab^§ Oportuzumab monatox^† Parsatuzumab^§ Pertuzumab Pinatuzumab vedotin^§ Polatuzumab vedotin Rosmantuzumab Rovalpituzumab tesirine^† Sacituzumab govitecan Sibrotuzumab^§ Simtuzumab^§ Sofituzumab vedotin^§ Tacatuzumab tetraxetan^§ Tigatuzumab^§ Trastuzumab^# (+deruxtecan / +emtansine) Tucotuzumab celmoleukin^§ Vandortuzumab vedotin^§ Vanucizumab^§ Veltuzumab^§ Vorsetuzumab mafodotin^§ CBR96-doxorubicin immunoconjugate PankoMab
Rat/mouse hybrid	Catumaxomab Ertumaxomab^§
Chimeric + humanized	Depatuxizumab mafodotin^† Duvortuxizumab Ontuxizumab^§

^#WHO-EM
^‡Withdrawn from market
Clinical trials:
- ^†Phase III
- ^§Never to phase III

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