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DRUG:

sEphB4-HSA

i
Other names: human serum albumin-EphB4 conjugate, Vas 01, sEphB4-HSA, recombinant EphB4-HSA fusion protein, EphB4-HSA, EphB4-human serum albumin
Company:
National Cancer Institute, VasGene
Drug class:
EphB4 inhibitor
4ms
Improved efficacy of pembrolizumab combined with soluble EphB4-albumin in HPV-negative EphrinB2 positive head neck squamous cell carcinoma. (PubMed, Oncotarget)
The combination of sEphB4-HSA and pembrolizumab has a favorable toxicity profile and favorable activity particularly among HPV-negative EphrinB2 positive patients with HNSCC.
Journal • PD(L)-1 Biomarker
|
EPHB4 (EPH receptor B4)
|
Keytruda (pembrolizumab) • Erbitux (cetuximab) • sEphB4-HSA
4ms
Modular Trial of sEphB4-HSA in EphrinB2-High Solid Tumors (clinicaltrials.gov)
P2/3, N=700, Not yet recruiting, Vasgene Therapeutics, Inc
New P2/3 trial • IO biomarker
|
Keytruda (pembrolizumab) • cisplatin • gemcitabine • Padcev (enfortumab vedotin-ejfv) • sEphB4-HSA
8ms
P30CA014089: Recombinant EphB4-HSA Fusion Protein and Pembrolizumab, MK-3475 (clinicaltrials.gov)
P2, N=42, Active, not recruiting, University of Southern California | Phase classification: P2a --> P2 | Trial completion date: Mar 2025 --> Mar 2026 | Trial primary completion date: Mar 2024 --> Mar 2025
Phase classification • Trial completion date • Trial primary completion date • Combination therapy • IO biomarker
|
PD-L1 (Programmed death ligand 1) • BRAF (B-raf proto-oncogene) • ALK (Anaplastic lymphoma kinase) • ROS1 (Proto-Oncogene Tyrosine-Protein Kinase ROS) • PD-1 (Programmed cell death 1)
|
PD-L1 expression
|
Keytruda (pembrolizumab) • sEphB4-HSA
9ms
Multicohort Phase II Trial of sEphB4-HSA+Pembrolizumab in Solid Tumors (clinicaltrials.gov)
P2, N=170, Recruiting, University of Southern California | Trial completion date: Nov 2024 --> Nov 2026 | Trial primary completion date: Nov 2023 --> Nov 2025
Trial completion date • Trial primary completion date • Combination therapy
|
Keytruda (pembrolizumab) • sEphB4-HSA
over1year
sEphB4-HSA in Treating Participants With BCG-Unresponsive or Refractory Bladder Cancer (clinicaltrials.gov)
P2, N=0, Withdrawn, University of Southern California | N=36 --> 0 | Not yet recruiting --> Withdrawn
Enrollment change • Trial withdrawal
|
sEphB4-HSA
over1year
sEphB4-HSA in Treating Participants With BCG-Unresponsive or Refractory Bladder Cancer (clinicaltrials.gov)
P2, N=36, Not yet recruiting, University of Southern California | Trial completion date: Apr 2025 --> Aug 2025 | Trial primary completion date: Apr 2024 --> Aug 2024
Trial completion date • Trial primary completion date
|
sEphB4-HSA
almost2years
sEphB4-HSA With RT+Chemo or Cetux in Patients With Intermediate to High Risk LAHNSCC (clinicaltrials.gov)
P1, N=3, Completed, University of Colorado, Denver | Active, not recruiting --> Completed
Trial completion • Combination therapy • Metastases
|
EGFR (Epidermal growth factor receptor)
|
EGFR expression • CDKN2A negative
|
Erbitux (cetuximab) • cisplatin • carboplatin • sEphB4-HSA
almost2years
P30CA014089: Recombinant EphB4-HSA Fusion Protein and Pembrolizumab, MK-3475 (clinicaltrials.gov)
P2a, N=42, Active, not recruiting, University of Southern California | Trial completion date: Mar 2024 --> Mar 2025 | Trial primary completion date: Mar 2023 --> Mar 2024
Trial completion date • Trial primary completion date • Combination therapy • IO biomarker
|
PD-L1 (Programmed death ligand 1) • BRAF (B-raf proto-oncogene) • ALK (Anaplastic lymphoma kinase) • ROS1 (Proto-Oncogene Tyrosine-Protein Kinase ROS)
|
PD-L1 expression
|
Keytruda (pembrolizumab) • sEphB4-HSA
2years
A Study of sEphB4-HSA in Kaposi Sarcoma (clinicaltrials.gov)
P2, N=65, Recruiting, Vasgene Therapeutics, Inc | Trial completion date: Jun 2022 --> Jun 2025 | Trial primary completion date: Jun 2022 --> Dec 2024
Trial completion date • Trial primary completion date
|
CD4 (CD4 Molecule)
|
sEphB4-HSA
2years
A Phase II Study of sEphB4-HSA in Metastatic Castration-Resistant Prostate Cancer. (PubMed, Clin Genitourin Cancer)
In patients with mCRPC who progressed on prior second generation AR-targeted therapy, sEphB4-HSA monotherapy had no discernable anti-tumor activity.
P2 data • Journal
|
EPHB4 (EPH receptor B4)
|
sEphB4-HSA
2years
Recombinant Albumin Fusion Protein sEphB4-HSA in Treating Patients With Metastatic or Recurrent Solid Tumors (clinicaltrials.gov)
P2, N=102, Terminated, University of Southern California | Active, not recruiting --> Terminated; Lack of funding
Trial termination
|
KRAS (KRAS proto-oncogene GTPase)
|
KRAS mutation
|
sEphB4-HSA
2years
EphrinB2 Inhibition and Pembrolizumab in Metastatic Urothelial Carcinoma. (PubMed, J Clin Oncol)
The combination of sEphB4-HSA and pembrolizumab appears synergistic with improved OS and ORR compared with historical data for programmed death 1/programmed death ligand 1 monotherapy.
Journal • PD(L)-1 Biomarker
|
PD-L1 (Programmed death ligand 1) • EPHB4 (EPH receptor B4)
|
Keytruda (pembrolizumab) • sEphB4-HSA
over2years
sEphB4-HSA in Treating Patients With Kaposi Sarcoma (clinicaltrials.gov)
P2, N=20, Recruiting, AIDS Malignancy Consortium | Trial completion date: Nov 2022 --> Apr 2024 | Trial primary completion date: Nov 2022 --> Mar 2024
Trial completion date • Trial primary completion date
|
EPHB4 (EPH receptor B4)
|
sEphB4-HSA
almost3years
sEphB4-HSA With RT+Chemo or Cetux in Patients With Intermediate to High Risk LAHNSCC (clinicaltrials.gov)
P1, N=3, Active, not recruiting, University of Colorado, Denver | Trial primary completion date: Dec 2021 --> May 2021
Trial primary completion date • Combination therapy
|
EGFR (Epidermal growth factor receptor)
|
EGFR expression • CDKN2A negative
|
Erbitux (cetuximab) • sEphB4-HSA
almost3years
EphB4-HSA Fusion Protein and Cytarabine /or Liposomal Vincristine in Patients With Recurrent or Refractory Acute Leukemia (clinicaltrials.gov)
P1, N=3, Terminated, University of Southern California | N=44 --> 3 | Recruiting --> Terminated; Study drug supply issue
Clinical • Enrollment change • Trial termination • Combination therapy
|
EPHB4 (EPH receptor B4)
|
sEphB4-HSA • Marqibo (vincristine liposomal)
almost3years
P30CA014089: Recombinant EphB4-HSA Fusion Protein and Pembrolizumab, MK-3475 (clinicaltrials.gov)
P2a, N=42, Active, not recruiting, University of Southern California | Recruiting --> Active, not recruiting | Trial completion date: Mar 2022 --> Mar 2024 | Trial primary completion date: Mar 2021 --> Mar 2023
Clinical • Enrollment closed • Trial completion date • Trial primary completion date • Combination therapy • IO biomarker
|
PD-L1 (Programmed death ligand 1) • BRAF (B-raf proto-oncogene) • ALK (Anaplastic lymphoma kinase) • ROS1 (Proto-Oncogene Tyrosine-Protein Kinase ROS)
|
PD-L1 expression
|
Keytruda (pembrolizumab) • sEphB4-HSA
3years
sEphB4-HSA With RT+Chemo or Cetux in Patients With Intermediate to High Risk LAHNSCC (clinicaltrials.gov)
P1, N=3, Active, not recruiting, University of Colorado, Denver | Recruiting --> Active, not recruiting | N=30 --> 3 | Trial completion date: Sep 2021 --> Dec 2022 | Trial primary completion date: Sep 2021 --> Dec 2021
Clinical • Enrollment closed • Enrollment change • Trial completion date • Trial primary completion date • Combination therapy
|
EGFR (Epidermal growth factor receptor)
|
EGFR expression • CDKN2A negative
|
Erbitux (cetuximab) • sEphB4-HSA
over3years
Recombinant Albumin Fusion Protein sEphB4-HSA in Treating Patients With Metastatic or Recurrent Solid Tumors (clinicaltrials.gov)
P2, N=102, Active, not recruiting, University of Southern California | Trial completion date: Sep 2021 --> Sep 2023 | Trial primary completion date: Sep 2020 --> Sep 2022
Clinical • Trial completion date • Trial primary completion date
|
KRAS (KRAS proto-oncogene GTPase)
|
KRAS mutation
|
sEphB4-HSA
almost4years
sEphB4-HSA in Treating Patients With Kaposi Sarcoma (clinicaltrials.gov)
P2, N=20, Recruiting, AIDS Malignancy Consortium | Trial completion date: Nov 2020 --> Nov 2022 | Trial primary completion date: Nov 2020 --> Nov 2022
Clinical • Trial completion date • Trial primary completion date
|
EPHB4 (EPH receptor B4)
|
sEphB4-HSA
4years
[VIRTUAL] A Pilot/Safety Study of sEphB4-Hsa in Combination with a Hypomethylating Agent for Patients with Relapsed or Refractory Myelodysplastic Syndrome and Acute Myeloid Leukemia Previously Treated with a Hypomethylating Agent (ASH 2020)
Treatment consisted of sEphB4-HSA 15 mg/kg IV every 2 weeks in combination with the FDA-approved HMA most recently or currently being used for treatment (decitabine 20mg/m2 IV/1hr on days 1 to 5 every 28 days or azacitidine 75mg/m2 SC or IV on days 1 to 7 every 28 days). This pilot study found sEphB4 in combination with HMAs to be tolerable with no significant toxicity beyond that expected with HMA therapy and associated with potential clinical benefit in MDS patients. Improvement in abnormal bone marrow MVD may indicate a potential for sEphB4-HSA plus HMA therapy to alter the malignant microenvironment in MDS/AML.
Clinical • Combination therapy
|
EPHB4 (EPH receptor B4)
|
EPHB4 overexpression
|
azacitidine • decitabine • sEphB4-HSA
4years
sEphB4-HSA in Treating Patients With Kaposi Sarcoma (clinicaltrials.gov)
P2, N=20, Recruiting, AIDS Malignancy Consortium | N=42 --> 20
Clinical • Enrollment change
|
EPHB4 (EPH receptor B4)
|
sEphB4-HSA
4years
A Study of Pembrolizumab+ sEphB4 in Metastatic Urothelial Carcinoma (clinicaltrials.gov)
P2, N=38, Recruiting, Vasgene Therapeutics, Inc | Not yet recruiting --> Recruiting
Clinical • Enrollment open
|
PD-L1 (Programmed death ligand 1)
|
Keytruda (pembrolizumab) • sEphB4-HSA
over4years
Clinical • New P2 trial
|
PD-L1 (Programmed death ligand 1)
|
Keytruda (pembrolizumab) • sEphB4-HSA
over4years
sEphB4-HSA in Treating Patients With Kaposi Sarcoma (clinicaltrials.gov)
P2, N=42, Recruiting, AIDS Malignancy Consortium | Active, not recruiting --> Recruiting
Clinical • Enrollment open
|
EPHB4 (EPH receptor B4)
|
sEphB4-HSA
over4years
sEphB4-HSA in Treating Patients With Kaposi Sarcoma (clinicaltrials.gov)
P2, N=42, Active, not recruiting, AIDS Malignancy Consortium | Recruiting --> Active, not recruiting
Clinical • Enrollment closed
|
EPHB4 (EPH receptor B4)
|
sEphB4-HSA
over4years
[VIRTUAL] A phase Ib study of sEphB4-HSA combined with first-line chemotherapy in patients (pts) with advanced pancreatic (PC) and biliary cancers (BC). (ASCO 2020)
Pts with PC received gemcitabine 1,000 mg/m2 + nab-paclitaxel 125 mg/m2 on Days 1, 8, 15 of a 28-day cycle. Pts with BC received gemcitabine 1,000 mg/m2 + cisplatin 25 mg/m2 on Days 1, 8 of a 21-day cycle... sEphB4-HSA has a manageable safety profile in combination with chemotherapy in pts with PC and BC. Clinical activity is manifested by a high disease control rate in both cohorts and a promising RR in PC. Additional biomarker analyses will be presented.
Clinical • P1 data • IO biomarker
|
KRAS (KRAS proto-oncogene GTPase) • CD8 (cluster of differentiation 8) • EPHB4 (EPH receptor B4)
|
EPHB4 expression
|
cisplatin • gemcitabine • albumin-bound paclitaxel • sEphB4-HSA
almost5years
sEphB4-HSA With RT+Chemo or Cetux in Patients With Intermediate to High Risk LAHNSCC (clinicaltrials.gov)
P1, N=30, Recruiting, University of Colorado, Denver | Not yet recruiting --> Recruiting
Clinical • Enrollment open • Combination therapy
|
EGFR (Epidermal growth factor receptor)
|
EGFR expression • CDKN2A negative
|
Erbitux (cetuximab) • sEphB4-HSA
almost5years
A phase II study of sEphB4-HSA in metastatic castration-resistant prostate cancer (mCRPC). (ASCO-GU 2020)
Eligibility criteria include mCRPC with disease progression after second generation AR targeted therapy (i.e., abiraterone or enzalutamide), ECOG PS ≤ 2, and adequate renal, hepatic and hematological functions. Clinical trial information: NCT04033432. Research Funding: U.S. National Institutes of Health, Pharmaceutical/Biotech Company.
P2 data
|
PTEN (Phosphatase and tensin homolog) • EPHB4 (EPH receptor B4)
|
Xtandi (enzalutamide capsule) • abiraterone acetate • sEphB4-HSA
almost5years
A phase II study of sEphB4-HSA in metastatic castration-resistant prostate cancer (mCRPC). (ASCO-GU 2020)
Eligibility criteria include mCRPC with disease progression after second generation AR targeted therapy (i.e., abiraterone or enzalutamide), ECOG PS ≤ 2, and adequate renal, hepatic and hematological functions. Clinical trial information: NCT04033432. Research Funding: U.S. National Institutes of Health, Pharmaceutical/Biotech Company.
P2 data
|
PTEN (Phosphatase and tensin homolog) • EPHB4 (EPH receptor B4)
|
Xtandi (enzalutamide capsule) • abiraterone acetate • sEphB4-HSA