# Blaze Bioscience

Source: https://onco.cc/companies/blaze-bioscience/  
OnCo record `blaze-bioscience` (Company). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)"; commercial use needs a licence.

## TL;DR

Blaze Bioscience is a Seattle company whose 'Tumor Paint', tozuleristide, is a scorpion-toxin peptide linked to a dye that lights up tumour tissue during surgery; it reached phase 3 in children's brain tumours.

## Summary

Blaze Bioscience, founded in 2010 in Seattle from the work of Jim Olson at Fred Hutchinson Cancer Center, developed tozuleristide (BLZ-100), a chlorotoxin-derived peptide conjugated to the near-infrared dye indocyanine green that binds tumour cells and shows surgeons where tumour ends. It was taken into a phase 3 trial in paediatric central nervous system tumours, registered on ClinicalTrials.gov under Blaze as lead sponsor.

## Fields

- Kind: Company
- Last checked: 2026-09-11
- Also known as: Blaze Bioscience Inc.; Blaze Bioscience, Inc.
- Tags: ctgov-sponsor
- HQ: Seattle, WA
- Type: biotech
- Website: http://www.blazebioscience.com

## Sources

- Official website: http://www.blazebioscience.com
- ClinicalTrials.gov: trials led by Blaze Bioscience Inc.: https://clinicaltrials.gov/search?lead=Blaze%20Bioscience%20Inc.
- Wikidata: https://www.wikidata.org/wiki/Q61934658

## Connected records

- cancers: [Brain and spinal cord tumours (all types)](https://onco.cc/cancers/brain-tumours/), [Childhood cancers (all types)](https://onco.cc/cancers/childhood-cancers/)
- technologies: [Fluorescence-guided surgery](https://onco.cc/technologies/fluorescence-guided-surgery/)
- institutions: [Fred Hutchinson Cancer Center](https://onco.cc/institutions/fred-hutch/)
- terms: [Clinical trial](https://onco.cc/terms/clinical-trial/), [Pivotal (registrational) trial](https://onco.cc/terms/pivotal-trial/)

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JSON: https://onco.cc/api/v1/entities/blaze-bioscience.json