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Title:
PLATELET PRODUCTION-INDUCING AGENT
Document Type and Number:
Japanese Patent JP2005154349
Kind Code:
A
Abstract:

To obtain a medicinal composition having platelet production-inducing activity and containing a polypeptide useful for supply of platelet to diseases accompanying thrombocytopenia as an active ingredient, and to provide a method for producing the platelet utilizing the polypeptide and a method, for screening a substance promoting production of the polypeptide, or the like.

The medicinal composition comprises at least one kind of polypeptide selected from the group consisting of (a) a polypeptide composed of a 1-95 amino acid sequence in an amino acid sequence represented by sequence No.1 and (b) a polypeptide composed of an amino acid sequence in which one or a plurality of amino acids are deleted, substituted or added from/for/to the 1-95 amino acid sequence (a) and having platelet production-inducing activity as an active ingredient.


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Inventors:
SOGO SHINJI
HARADA YASUO
TAKEDA KUNIKO
IIMORI YOSHIMASA
TAKI TAKAO
Application Number:
JP2003396055A
Publication Date:
June 16, 2005
Filing Date:
November 26, 2003
Export Citation:
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Assignee:
OTSUKA PHARMA CO LTD
International Classes:
G01N33/50; A61K38/00; A61K48/00; A61P7/04; C12N5/07; C12N5/071; C12N15/09; C12Q1/68; G01N33/15; (IPC1-7): A61K38/00; A61K48/00; A61P7/04; C12N5/06; C12N15/09; C12Q1/68; G01N33/15; G01N33/50
Other References:
JPN7009004905, Deutsch V, Bitan M, Friedmann Y, Eldor A, Vlodavsky I, "Megakaryocyte maturation is associated with expression of the CXC chemokine connective tissue−activa", Br J Haematol., 2000, 111(4), 1180−9
JPN7009004906, Hromas R, Broxmeyer HE, Kim C, Christopherson K 2nd, Hou YH, "Isolation of ALP, a novel divergent murine CC chemokine with a unique carboxy terminal extension", Biochem Biophys Res Commun., 1999, 258(3), 737−40
JPN7010001969, PINHO,V. et al, "The role of CCL22 (MDC) for the recruitment of eosinophils during allergic pleurisy in mice", J Leukoc Biol, 2003, Vol.73, No.3, p.356−62
JPN7010001970, CASTRO−FARIA−NETO,H.C. et al, "Platelet mobilization induced by PAF and its role in the thrombocytosis triggered by adrenaline in r", Thromb Haemost, 1989, Vol.62, No.4, p.1107−11
Attorney, Agent or Firm:
Eiji Saegusa
Kakehi Yuro
Takeshi Ohara
Kenji Saito
Jun Fujii
Hitoshi Seki
Mutsuko Nakano