KSD-101 in Patients With EBV-associated Hematological Malignancies

Trial statusNot yet recruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age12+
SponsorRuijin Hospital

About this trial

Epstein-Barr virus (EBV) is a double-stranded DNA virus belonging to the Gammaherpesvirinae subfamily of Herpesviridae. It primarily infects B cells and pharyngeal epithelial cells, and can also infect NK cells and T cells. EBV is closely associated with a variety of hematological malignancies, including EBV-positive diffuse large B-cell lymphoma (EBV+DLBCL), NK/T-cell lymphoma (NKTCL), Hodgkin lymphoma (HL), Burkitt lymphoma (BL), EBV-positive nodal T-follicular helper cell lymphoma, angioimmunoblastic type (EBV+nTFHL-AI), and primary cutaneous T-cell lymphoma (CTCL). EBV-positive hematological malignancies are characterized by poor prognosis and limited therapeutic options, and there are currently no approved EBV-specific therapies. KSD-101 is a novel dendritic cell vaccine loaded with EBV-associated tumor-like composite antigens, which possesses strong antigen-presenting capacity and can initiate EBV-specific T-cell immunity. This study aims to investigate the real-world clinical efficacy and safety of KSD-101, providing an important reference for optimizing its clinical application, as well as theoretical support for the further development of novel therapeutic strategies.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Patients with EBV-associated hematological malignancies who receive KSD-101 Vaccine Therapy (non-genetically modified) .

Patients aged 12 years or older on the date of signing the informed consent form.

Patients with a confirmed diagnosis of EBV-associated hematological malignancies who either: have failed standard treatment; or have voluntarily chosen KSD-101 as prophylactic / anti-relapse therapy by the patient and/or their legal guardian.

The participant and/or their legal guardian voluntarily agrees to participate and has signed the informed consent form.

Disqualifiers

Female patients who are pregnant (positive urine or serum pregnancy test), breastfeeding, or male/female patients planning to conceive within 1 year after enrollment.

Patients positive for hepatitis B surface antigen (HBsAg) or hepatitis B core antibody (HBcAb) with peripheral blood HBV DNA titer above the upper limit of normal; patients positive for anti-HCV antibody and peripheral blood HCV RNA; patients positive for anti-HIV antibody; or patients positive for syphilis-specific antibody.

Patients with central nervous system (CNS) involvement (e.g., cerebral edema requiring steroid intervention, or progressive brain metastasis).

Patients with uncontrolled infectious disease within 4 weeks prior to screening.

Trial population

Ruijin-Hainan Hospital,Shanghai Jiao Tong University School of Medicine (Hainan Boao Research Hospital)

Trial design

Design model

Cohort

Time perspective

Prospective

Treatments tested in this trial

  • Autologous dendritic cell vaccine

    Biological/Vaccine

    Subcutaneous injection, once every 2 weeks for 3-5 doses.

Treatment groups

80 Participants
are divided into 1 treatment group
Group A: KSD-101 therapy1 intervention

Trial outcomes

Primary outcomes

1

Overall Response Rate

The proportion of patients with complete and partial response after treatment.

Time frame
Baseline up to 24 months after DC vaccines injection.

Secondary outcomes

1

Complete Response Rate

The proportion of patients with complete response after treatment.

Time frame
Baseline up to 24 months after DC vaccines injection.
2

Disease Control Rate

The proportion of patients with complete response, partial response, and stable disease after treatment.

Time frame
Baseline up to 24 months after DC vaccines injection.
3

Duration of Response

Duration of response is defined as the period from the first response (at least PR) to first occurrence of disease progression or relapse, or death from any cause, whichever occurred first.

Time frame
From enrollment to study completion (up to approximately 24 months)
4

Progression-free survival

Progression-free survival is defined as the time from enrollment to the first occurrence of disease progression or relapse, or death from any cause, whichever occurred first.

Time frame
Baseline up to data cut-off (up to 24 months)

Other outcomes

Sponsors and contacts

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