Atenastobart Biosimilar Monoclonal Antibody (4-1BB) for Research

Cat No.: GMP-Bios-INN-1087

Anti-TNFRSF9/CD137/4-1BB therapeutic antibody (Pre-made Atenastobart biosimilar,Whole mAb) is a biosimilar expressed by mammalian cell line as a benchmark reference therapeutic antibody for cell culture,  assay development,  animal model development, PK/PD model development (Pharmacokinetics & Pharmacodynamic).

Atenastobart (development code STA-551) is a monoclonal antibody targeting 4-1BB (TNFRSF9). It is developed by Chugai Pharmaceutical for solid tumours. It is in Phase I clinical development.

Order Information

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Catalog No. Package Price(In USD)
GMP-Bios-INN-1087-1mg 1mg 3090
GMP-Bios-INN-1087-10mg 10mg
GMP-Bios-INN-1087-100mg 100mg
GMP-Bios-INN-1087-xmg ≥100mg



Product Details

Products Name (INN Index) Pre-Made Atenastobart biosimilar, Whole mAb, Anti-TNFRSF9/CD137/4-1BB Antibody: Anti-TNFRSF9/CD137/Tumor necrosis factor receptor superfamily member 9/4-1BB ligand receptor therapeutic antibody
INN Name Atenastobart
Target TNFRSF9/CD137/4-1BB
Format Whole mAb
Derivation Human
Species Reactivity Human
CH1+2+3 Isotype G1
VD LC Lambda
Highest_Clin_Trial (Jan '20) Phase-I
Est. Status Active
100% SI Structure None
99% SI Structure None
95-98% SI Structure None
Year Proposed 2024
Year Recommended na
Companies Chugai Pharmaceutical
Conditions Approved na
Conditions Active Solid tumours
Conditions Discontinued na
Production na
Development Tech na