Compositions for treating pathological calcification conditions, and methods using same
AssigneeYale University
InventorsDemetrios Braddock, Ronald Albright
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Abstract
The present invention includes compositions and methods for treating diseases or disorders associated with pathological calcification or pathological ossification. In certain embodiments, the diseases or disorders are selected from the group consisting of Generalized Arterial Calcification of Infancy (GACI), Idiopathic Infantile Arterial Calcification (IIAC), Ossification of the Posterior Longitudinal Ligament (OPLL), hypophosphatemic rickets, osteoarthritis, calcification of atherosclerotic plaques, PXE, hereditary and non-hereditary forms of osteoarthritis, ankylosing spondylitis, hardening of the arteries occurring with aging, calciphylaxis resulting from end stage renal disease and progeria.
Claims12
A composition comprising a soluble ecto-nucleotide pyrophosphate/phosphodiesterase-1 (ENPP1) fusion polypeptide comprising an ENPP1 polypeptide which is defined by residues 23 to 852 of SEQ ID NO:
- 18, wherein said ENPP1 polypeptide is joined to human IgGFc, and wherein the composition can treat pathological calcification or ossification.
Dependencies are inferred from the claim text.