FRAGSIGN reagents
Test-specific reagents for the laboratory research method.
About Varen Health
Varen Health helps qualified laboratories build the capacity to perform research DFI analysis. We connect the materials, training, and analytical tools around FRAGSIGN, powered by SDF-Index.
Our focus
A useful research workflow needs more than software access. It needs appropriate reagents, trained personnel, well-defined acquisition procedures, and a clear review process.
Varen brings those parts together through test-specific reagent supply, laboratory and platform training, and technical assistance for research teams.
Equip the laboratory. Train the team. Support the research.
The laboratory retains responsibility for its research procedures, quality controls, and applicable oversight.
What we bring together
Test-specific reagents for the laboratory research method.
Preparation, acquisition, quality review, and software instruction.
DFI/HDS research analysis and a consistent report structure.
Technical discussion as laboratories evaluate their research procedures.
An offering built around qualified personnel and appropriate instrumentation.
Assistance for authorized laboratory teams using the workflow.
FRAGSIGN powered by SDF-Index
Varen Health is the exclusive U.S. licensee of SDF-Index. FRAGSIGN connects the reagent and laboratory training offering with SDF-Index analytical software.

Powered by SDF-Index™. SDF-Index remains a distinct licensed product.
FRAGSIGN and SDF-Index are For Research Use Only. Not for use in diagnostic procedures.
Start with your team, instrumentation, and analytical goals.