Human cyr61

C - Chemistry – Metallurgy – 07 – K

Patent

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Details

C07K 14/475 (2006.01) A01K 67/027 (2006.01) A61K 48/00 (2006.01) A61P 9/00 (2006.01) A61P 19/04 (2006.01) A61P 21/00 (2006.01) C12N 15/63 (2006.01) G01N 33/50 (2006.01) G01N 33/68 (2006.01) A61K 38/00 (2006.01)

Patent

CA 2398660

Polynucleotides encoding mammalian ECM signaling molecules affecting the cell adhesion, migration, and proliferation activities characterizing such complex biological processes as angiogenesis, chondrogenesis, and oncogenesis, are provided. Polypeptide compositions are also provided. The polypeptide compositions comprise mammalian ECM signaling molecules, peptide fragments, inhibitory peptides capable of interacting with receptors for ECM signaling molecules, and antibody products recognizing Cyr61. Also provided are methods for producing mammalian ECM signaling molecules, methods for using mammalian ECM signaling molecules to screen for, and/or modulate, conditions and disorders associated with angiogenesis, chondrogenesis, and oncogenesis; and ex vivo methods for using mammalian ECM signaling molecules to prepare blood products. Additionally, modulators, such as peptide modulators, of an ECM signaling molecule activity are provided. Further provided are methods for screening for modulators of a Cyr61 polypeptide-integrin receptor interaction, as well as methods of treating conditions and disorders associated with such an interaction.

L'invention porte sur des polynucléotides codant pour les molécules signal de matrices extracellulaires (MEC) de mammifères agissant sur l'adhésion, la migration et la prolifération cellulaires, caractérisant des processus biologiques complexes tels que l'angiogenèse, la chondrogenèse, et l'oncogenèse. Les compositions desdits polynucléotides comportent des ADNs et ARNs comprenant tout ou partie de la séquence de codage d'une molécule signal de MEC, ou ses équivalents biologiques. L'invention porte également: sur des compositions de polypeptide comportant des fragments de peptides de molécules signal de MEC de mammifères, des peptides inhibiteurs pouvant interagir avec les récepteurs desdites molécules et des produits anticorps reconnaissant le Cyr61; sur des méthodes de production de molécules signal de MEC de mammifères; sur des méthodes d'utilisation desdites molécules; sur l'utilisation desdites molécules à des fins de criblage de modulation et d'oncogenèse; sur des méthodes <i>ex vivo</i> d'utilisation desdites molécules pour la préparation de produits sanguins; sur des modulateurs, par exemple peptidiques, de l'activité desdites molécules; sur des méthodes de criblage de l'interaction polypeptide Cyr61/récepteur de l'intégrine; et sur des méthodes de traitement les états et troubles associés à ladite interaction.

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