Clinical trial Recruiting at 1 site Observational Ages 19 to 100

Seeing CXCR4 in lymphoma and leukemia with a new PET tracer

Official title: A Phase 2 Study to Evaluate the in Vivo Biodistribution, Radiation Dosimetry and a Preliminary Assessment of the Diagnostic Performance of [18F]BL40

Run by British Columbia Cancer Agency · NCT06224309 · Data updated 2026-11-12

This study tests a new PET tracer called 18F-BL40 to see if it can image CXCR4-expressing cancers and compares it with the standard 18F-FDG in adults with various blood cancers.

Quick facts

Study typeObservational
Ages19 Years to 100 Years
SexAll
Enrollment30 (estimated)
SponsorBritish Columbia Cancer Agency
Academic / other
Locations1 site (Vancouver, British Columbia)
StatusRecruiting
StartedJune 10, 2024
Main results expectedMarch 15, 2027
Study endsSeptember 15, 2027
Registry record updatedOctober 1, 2026
Trial IDNCT06224309 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Adults 19 years or older with newly diagnosed or recurrent diffuse large B-cell lymphoma, multiple myeloma, mantle cell lymphoma, marginal zone lymphoma, chronic lymphocytic leukemia/small lymphocytic lymphoma, or Waldenström macroglobulinemia who are fit for PET/CT imaging.

Probably not a fit

Patients with conditions outside the listed cancers or those unable to tolerate PET/CT in a supine position may not benefit from this tracer study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This prospective registry study evaluates the safety and diagnostic usefulness of 18F-BL40 PET/CT for staging CXCR4-expressing tumors. Participants will undergo two PET/CT scans: one with 18F-BL40 and another with 18F-FDG, the latter being standard care. The study includes follow-up for at least six months with chart review and phone contacts to monitor any adverse effects and collect outcome data. Manufactured under a Health Canada Clinical Trial Application, 18F-BL40 is assessed alongside routine imaging to determine localization of disease and overall biodistribution. The trial emphasizes safety, feasibility, and potential clinical value of 18F-BL40 in imaging refractory or aggressive hematologic cancers.

Why it matters

Potential benefit: If successful, the tracer could improve tumor detection and staging for CXCR4-expressing cancers and may reduce the need for invasive procedures in some cases.

How similar studies have gone: Prior research with novel CXCR4 tracers has shown promise in imaging similar cancers, but this exact tracer and design are exploratory and relatively new.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Age ≥19 years
2. Life expectancy ≥3 months
3. Eastern Cooperative Oncology Group (ECOG) performance status 0-2
4. Participants with newly diagnosed or documented recurrent malignancy with one of the following cancers:

   * Diffuse large B-Cell lymphoma
   * Multiple myeloma
   * Mantle cell lymphoma
   * Marginal zone lymphoma
   * Chronic lymphocytic leukemia/small cell lymphoma
   * Waldenström Macroglobulinemia

Exclusion Criteria:

1. Pregnant or breast-feeding
2. Medically unstable (e.g., acute illness, unstable vital signs)
3. Unable to lie supine for the duration of imaging
4. Unable to provide written consent
5. Exceeds safe weight limit of the PET/CT bed (204.5 kg) or unable to fit through the PET/CT bore (diameter 70 cm)
6. Participants with a history of uncontrolled allergic reactions and/or known or expected hypersensitivity to the peptide diagnostic \[18F\]BL40 or any of its excipients.

Where it's running

  • BC Cancer
    Vancouver, British Columbia, Canada
    Recruiting

Study contacts

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.