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US 11,078,521 B2Granted
Stabilization of nucleic acids on paper
AssigneeBiomatrica, Inc.
InventorsJoel Desharnais, Daniela Roth, Vasco Liberal
Life of this patent
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Abstract
The present invention and embodiments thereof relates to compositions and methods for storage, stabilization and preservation of biological samples and/or nucleic acids on a solid matrix. Methods for extracting, collecting, and recovering the biological samples and/or nucleic acids from the solid matrix are also described.
Claims20
A solid matrix for storing a biological sample, comprising:
- a matrix material that is a non-dissolvable dry solid material;
- a buffer impregnated in the matrix material in a substantially dry state or a dry state;
- and
- at least one reducing agent and at least one antioxidant, but no denaturant or chelator;
- wherein the biological sample comprises one or more nucleic acids.
2 more elements
Dependencies are inferred from the claim text.