Methods and compositions for modulating the mobilization of...

Drug – bio-affecting and body treating compositions – Lymphokine

Reexamination Certificate

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C424S198100, C514S007600, C514S007900, C514S013500, C514S04400A, C530S350000, C530S351000, C530S399000

Reexamination Certificate

active

07939057

ABSTRACT:
Methods and compositions for modulating the mobilization of stem cells, particularly for promoting or increasing the mobilization of hematopoietic stem cells from the bone marrow to the peripheral blood are disclosed. In particular, the invention relates to the use of adrenergic agonists that act in concert with a mobilization compound or agent. The mobilization agent(s) may act to decrease the expression or function of the chemokine, CXCL12, or may act to block or antagonize CXCR4. The invention also relates to methods of using these compounds or agents for enhancing the mobilization of hematopoietic stem cells when harvesting of the stem cells is necessary for the treatment of diseases, disabilities or conditions whereby transplantation of such cells would be beneficial in ameliorating the symptoms associated with such diseases, disabilities or conditions. Methods of screening for novel agents and pharmaceutical compositions comprising these agents are also disclosed.

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