Cell Culture / Formulation / Biomanufacturing
OsrHSA® – Recombinant Human Serum Albumin (Rice-Derived)
Animal-component-free recombinant HSA produced using a rice endosperm expression platform. Offered through StemImmune with documentation support (COA/SDS) and bulk supply options.
- Animal-component-free
- Lot consistency
- Excipient & cell culture grades
- Bulk supply
Manufactured by Oryzogen.
Overview
OsrHSA is a recombinant human serum albumin produced using a rice endosperm-specific expression platform. The manufacturer positions it as an animal-component-free alternative intended to reduce reliance on plasma sourcing and support consistent supply for biomanufacturing and cell culture workflows.
Key Benefits
- Albumin carrier and stabilizer function for formulations
- Designed for batch-to-batch consistency
- Available in excipient grade and cell culture grade
- Useful for serum-free/defined systems where albumin is needed
Applications
- Cell & gene therapy workflows
- Vaccine manufacturing and formulation
- Biopharmaceutical production and formulation
- Cryopreservation of cells
- Medical device-related use cases (as applicable)
Comparability Snapshot (Manufacturer-Reported)
| Characteristic | Plasma HSA | OsrHSA |
|---|---|---|
| Amino acid sequence | Same | Same |
| N-terminus | DAHKSEV | DAHKSEV |
| C-terminus | KLVAASQAALGL | KLVAASQAALGL |
| Glycosylation | No | No |
| Molecular mass (MALDI) | 66.554 kDa | 66.550 kDa |
| pI | 4.8 | 4.8 |
| Thermal stability (M/P) | 65°C | 65°C |
Values above are presented as reported by the manufacturer. Confirm lot-specific results in the COA.
Specifications
| Product Name | OsrHSA® – Recombinant Human Serum Albumin |
|---|---|
| Expression System | Rice endosperm expression platform (OryzHiExp) |
| Regulatory File (Excipient) | DMF No. 029648 (manufacturer-reported) |
| Grades Available | Excipient grade; Cell culture grade |
| Format | Typically supplied as protein raw material (confirm form/grade on quote/COA) |
| Packaging | Research-to-bulk (confirm sizes/availability on quote) |
Available Options
OsrHSA Precise (HyWill)
Ask us for current availability, grade, and packaging.
OsrHSA Premium / Advanced
Ask us for current availability, grade, and packaging.
Storage & Handling
- Store according to the manufacturer COA/datasheet for your lot and grade.
- Reconstitute gently (avoid foaming); sterile-filter if required by your workflow.
- Aliquot and minimize freeze-thaw cycles.
Request pricing, COA, or bulk supply
Share your application (cell culture vs formulation), grade preference, and quantity. We’ll quote the best option and provide documentation.
- Use case (cell culture / formulation / manufacturing)
- Preferred grade (excipient vs cell culture)
- Quantity (1g, 10 g, 100 g, bulk)
- Documentation needs (COA/SDS)
- Shipping country & required lead time
OsrHSA - Recombinant human serum albumin
- Product CAT#: HYC002M01-001, HYC002M01-0010, HYC002M01-0100
- Availability: In Stock
Available Options
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