Cryopreserved Leukopaks
Concentrated, cryopreserved leukapheresis collections rich in viable PBMCs, collected from rigorously screened EU (Germany) donors and processed within 24 hours of collection. ≥90% post-thaw viability and ≥80% cell recovery.
Global Partner
Grifols
High-quality human-derived raw materials, including Leukopaks and Male AB Serum.
Grifols Bio Supplies, their dedicated biological materials division, supplies high-quality human-derived raw materials — including Leukopaks and Male AB Serum — to pharmaceutical companies, biotech firms, and life-science researchers worldwide.
Featured Products
Human Male AB Serum
A premium GMP-grade serum derived exclusively from male AB blood type donors, free of anti-A/B and Rhesus factor antibodies — a low-interference, xeno-free-compatible matrix for human cell culture and cell therapy manufacturing.
What We Supply
Product Categories
Product Categories
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About the Partner
About Grifols
Since 1909, Grifols has been dedicated to improving the health and well-being of people across the globe. As a trusted leader in plasma-derived medicines and transfusion medicine, Grifols develops, manufactures, and delivers innovative healthcare solutions to patients in over 110 countries.
Their work is shaped by the needs of patients living with chronic, rare, and life-threatening conditions — fuelling ongoing innovation in plasma therapies and biopharmaceuticals across therapeutic areas including neurology, immunology, hepatology, intensive care, pulmonology, haematology, and infectious diseases.
As a trailblazer in the plasma industry, Grifols operates the world’s most extensive and diversified network of donation centres — more than 400 locations across North America, Europe, Africa, the Middle East, and China in partnership with Shanghai RAAS. Everything they do is grounded in a sustainable business model built on continuous innovation, uncompromising quality, patient safety, and ethical leadership.
Specifications
More Specifications
Cryopreserved Leukopak
| Parameter | Specification |
|---|---|
| Origin | Europe (Germany) |
| Donor Criteria | Eligible per German & European guidelines and regulations |
| Viral Testing | Serology: non-reactive for HBsAg, anti-HBc, HIV-1/2-Ab, HCV-Ab, syphilis; NAT: non-reactive for HIV-1, HCV, HBV, HAV, PVB19, HEV, WNV (Jun–Nov) |
| Donor Data Provided | Age, gender, race, blood group, and other |
| Package Volume | 50 mL (±5 mL) |
| Cryobag Type | CryoMACS 250 (Miltenyi) |
| Cryopreservation Media | CryoStor® CS10 |
| Targeted Cell Concentration | 50 × 10⁶ cells/mL (±10%) |
| Targeted Cells / Cryobag | 2.5 × 10⁹ (±10%) |
| Viability After Thawing | ≥ 90% |
| Recovery After Thawing | ≥ 80% |
| Use | R&D cell therapy; Source of PBMCs |
| Grade | RUO (Research Use Only) |
Male AB Serum
| Specification | PD (Plasma-Derived) | OTC Xeno-Free | PD Xeno-Free |
|---|---|---|---|
| Product Code | 515 | 516 | 535 |
| Source | Plasma-derived (PD) | Whole blood (OTC) | Plasma-derived (PD) |
| Thrombin | Bovine | N/A | Human (pharma grade) |
| Grade | GMP | GMP | GMP |
| Packaging | 100 mL & 500 mL | 100 mL & 500 mL | 100 mL & 500 mL |
| Collection Centres | FDA approved | FDA approved | FDA approved |
| Viral Testing | FDA & EU compliant | FDA & EU compliant | FDA & EU compliant |
| Heat Inactivation | Available | Available | Available |
| Gamma Irradiation | Available | Available | Available |
| Stage of Use | R&D | R&D & Early Clinical | Clinical & Scaled Commercial |
| Scalability | Yes | No | Yes |
| Viral Inactivation Study | No | No | Yes |
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FAQ
Frequently Asked Questions
What formats are available?
Cryopreserved Leukopaks (for flexible, long-term storage).
What are the delivery and lead times?
Cryopreserved Leukopaks can be dispatched subject to donor availability, feasibility, and stock availability at Grifols end, following receipt of the purchase order. The tentative lead time is a minimum of 4–5 weeks.
Are Grifols Leukopaks regulatory compliant?
Yes — available in both GMP and RUO grades, collected and manufactured in accordance with FDA and EU guidelines.