High-quality Buffy Coats/Leukopaks
(Source Leukocytes)
for advanced research
Explore our full catalog of research-grade blood components, available fresh or frozen, from healthy and disease-state donors.
Buffy Coats/Leukopaks (Source Leukocytes)
- Human leukopak samples for Research Use Only
- High cell yield for large-scale and longitudinal research
- Fresh processing and shipment within 24 hours of collection
- Infectious disease testing completed
- Immune cell characterization across healthy and disease-state populations.
White blood cell concentrates (buffy coat) prepared from a single unit of whole blood by centrifugation. Product also contains red blood cells, plasma, and negligible amount of anticoagulant CPD. Cell counts, HLA typing, and QC testing are not performed on source leukocytes. Cell counts may vary in distribution. Volume 25 – 76 mL.
Human leukopak samples are collected from consented donors using apheresis procedures.
Product Features
Applications
Donor Metadata
Demographics including age, sex assigned at birth, and race/ethnicity.
Physician- or specialist-confirmed diagnosis for healthy and disease-state donors.
Self-reported medication history, comorbidities, and allergies.Compliance and Quality Assurance
Collected from consented donors.
Strong donor screening, traceability, and documentation practices
Human Leukopak for Cell Therapy Research
Source human leukopak samples for immunology, translational, and cell therapy research with customizable donor criteria, documentation support, and flexible collection options.
Ordering and Customization
Human leukopak samples are available in fresh and cryopreserved formats to meet a range of research needs.

When you need the highest quality research-grade blood products, contact Gulf Coast Blood.
Work with a trusted partner that offers recallable donors, customizable collections, and consistent quality backed by over 50 years of experience. Our team of experts is here to help you find the samples you need – fast.