PD-1/CTLA-4 bispecific mAb

CompoundVolrustomig

Area under investigation

Advanced solid tumors, BTCs, Cervical cancer, Gastric/GEJ cancer, HCC, HNSCC, Mesothelioma, NSCLC, RCC, mCRC

Scientific PillarImmuno-Oncology

Target Overview

Programmed cell death-1 (PD-1) is a cell surface receptor that interacts with 2 ligands, programmed cell death ligand-1 (PD-L1) and programmed cell death ligand-2 (PD-L2), to deliver inhibitory signals to T cells, limiting their function.1

Cytotoxic T–lymphocyte-associated protein 4 (CTLA-4) is expressed exclusively on the surface of effector T cells (Teff) and regulatory T cells (Tregs).1 CTLA-4 serves to inhibit T-cell activation through ligand competition with the costimulatory receptor, CD28.1

PD-1 and CTLA-4 blockade has been shown to potentiate anti-tumor immunity across a number of tumor types.2

Compound Overview

Volrustomig (formerly MEDI5752) is an innovative, investigational, bispecific dual checkpoint inhibitor targeting both CTLA-4 and PD-1. It is designed to deliver coordinated and targeted blockade of PD-1 and CTLA-4 on the same T cell, potentially enhancing immune activation compared to co-administration.3

Volrustomig’s bispecific modality enables:

  • Preferential binding to CTLA‑4 on PD-1-positive T cells, enhancing productive T cell activity3
  • Dose-dependent increase in T cell proliferation that exceeds that of PD-L1 + CTLA-4 inhibitor co-administration4
  • Antitumor immune response that surpasses the outcomes that are achievable with current immunotherapy combinations4,5

Volrustomig is currently being clinically evaluated in the treatment of advanced solid tumors, including Mesothelioma, mNSCLC, HNSCC, Cervical cancer, Gastric/GEJ cancer, advanced solid tumors, BTCs, HCC, mCRC, RCC

Mechanism of Action

  • Mechanism of Action
  • Mechanism of Action

References

Clinical trial information


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Abbreviations

  • 1L

    first line

  • ADA

    anti-drug antibody

  • AJCC

    American Joint Committee on Cancer

  • ALK

    anaplastic lymphoma kinase

  • BICR

    blinded independent central review

  • cCRT

    concurrent chemoradiation therapy

  • CD28

    cluster of differentiation 28

  • CD80

    cluster of differentiation 80

  • CD86

    cluster of differentiation 86

  • CNS

    central nervous system

  • COPD

    chronic obstructive pulmonary disease

  • CRC

    colorectal cancer

  • CT

    chemotherapy

  • CT

    computed tomography

  • CTLA-4

    cytotoxic T–lymphocyte-associated antigen 4

  • DoR

    duration of response

  • ECOG

    Eastern Cooperative Oncology Group

  • ECOG PS

    Eastern Cooperative Oncology Group Performance Score

  • EGFR

    epidermal growth factor receptor

  • FOLFIRI

    irinotecan, 5-FU, leucovorin

  • FOLFOX

    folinic acid (leucovorin), fluorouracil (5-FU), oxaliplatin

  • GHS

    global health status

  • HER2

    human epidermal growth factor receptor 2

  • HIV

    human immunodeficiency virus

  • HNSCC

    head and neck squamous cell carcinoma

  • IASLC

    International Association For The Study Of Lung Cancer

  • IV

    intravenous

  • mAb

    monoclonal antibody

  • mCRC

    metastatic CRC

  • MHC

    major histocompatibility complex

  • mNSCLC

    metastatic NSCLC

  • mRECIST

    modified Response Evaluation Criteria in Solid Tumors

  • MRI

    magnetic resonance imaging

  • MSS

    microsatellite-stable

  • NSCLC

    non-small cell lung cancer

  • ORR

    overall or objective response rate

  • OS

    overall survival

  • PD-1

    programmed cell death-1

  • PD-L1

    programmed cell death ligand-1

  • PD-L2

    programmed cell death ligand-2

  • PDC

    platinum doublet chemotherapy

  • PFS

    progression-free survival

  • PFS2

    time to second progression or death

  • PK

    pharmacokinetics

  • pMMR

    mismatch repair proficient

  • PS

    phosphatidylserine

  • PtCh

    platinum-based chemotherapy

  • Q*W

    every * weeks

  • QoL

    quality of life

  • R

    randomization

  • RCC

    renal cell carcinoma

  • RECIST v1.1

    Response Evaluation Criteria in Solid Tumors version 1.1

  • ROS1

    ROS proto-oncogene 1

  • RT

    radiotherapy

  • SCLC

    small cell lung cancer

  • SoC

    standard of care

  • TCR

    T-cell receptor

  • Teff

    effector T cells

  • TNM

    tumor node metastasis staging

  • Treg

    regulatory T cell

  • TROP2

    trophoblast cell-surface antigen 2

  • WHO

    World Health Organization

  • XELOX

    capecitabine, oxaliplatin