Global Patent Index - EP 1670901 A4

EP 1670901 A4 20070905 - METHOD OF IN VITRO DIFFERENTIATION OF NEURAL STEM CELLS, MOTOR NEURONS AND DOPAMINE NEURONS FROM PRIMATE EMBRYONIC STEM CELLS

Title (en)

METHOD OF IN VITRO DIFFERENTIATION OF NEURAL STEM CELLS, MOTOR NEURONS AND DOPAMINE NEURONS FROM PRIMATE EMBRYONIC STEM CELLS

Title (de)

VERFAHREN ZUR IN-VITRO-DIFFERENZIERUNG VON NEURALEN STAMMZELLEN, MOTORNEURONEN UND DOPAMINNEURONEN AUS EMBRYONALEN PRIMATENSTAMMZELLEN

Title (fr)

PROCEDE DE DIFFERENTIATION IN VITRO DE CELLULES SOUCHES NEURONALES, DE NEURONES MOTEURS ET DE NEURONES DE DOPAMINE PROVENANT DE CELLULES SOUCHES EMBRYONNAIRES DE PRIMATES

Publication

EP 1670901 A4 20070905 (EN)

Application

EP 04782339 A 20040827

Priority

  • US 2004027841 W 20040827
  • US 49883103 P 20030829
  • US 49957003 P 20030902

Abstract (en)

[origin: WO2005021720A2] A method of differentiating embryonic stem cells into neural and motor cells is disclosed. In one embodiment, the invention comprises culturing a population of cells comprising a majority of cells that are characterized by an early rosette morphology and are Sox1<->/Pax6<+> in the presence of FGF2, FGF4, FGF8, FGF9, or RA wherein the cells are characterized by an neural tube-like rosette morphology and are Pax6<+>/Sox1<+>.

IPC 8 full level

C12N 5/02 (2006.01); C12N 5/0793 (2010.01); G01N 33/48 (2006.01)

IPC 8 main group level

C12N (2006.01)

CPC (source: EP GB KR)

A61P 25/00 (2018.01 - EP); A61P 25/16 (2018.01 - EP); C12N 5/0606 (2013.01 - KR); C12N 5/0618 (2013.01 - GB KR); C12N 5/0619 (2013.01 - EP GB); C12N 5/0623 (2013.01 - GB); C12N 2500/25 (2013.01 - EP); C12N 2500/44 (2013.01 - EP); C12N 2500/46 (2013.01 - EP); C12N 2501/115 (2013.01 - EP); C12N 2501/119 (2013.01 - EP); C12N 2501/13 (2013.01 - EP); C12N 2501/385 (2013.01 - EP); C12N 2501/41 (2013.01 - EP); C12N 2501/91 (2013.01 - EP); C12N 2506/02 (2013.01 - EP)

Citation (search report)

  • [DXA] US 2003068819 A1 20030410 - ZHANG SU-CHUN [US], et al
  • [XA] WO 0183715 A2 20011108 - US GOV HEALTH & HUMAN SERV [US], et al
  • [XA] WO 0188104 A2 20011122 - GERON CORP [US], et al
  • [DXA] MUJTABA T ET AL: "Lineage-restricted neural precursors can be isolated from both the mouse neural tube and cultured ES cells", DEVELOPMENTAL BIOLOGY, ACADEMIC PRESS, NEW YORK, NY, US, vol. 214, no. 1, 1 October 1999 (1999-10-01), pages 113 - 127, XP002216609, ISSN: 0012-1606
  • [DA] BAIN G ET AL: "Embryonic stem cells express neuronal properties in vitro", DEVELOPMENTAL BIOLOGY, ACADEMIC PRESS, NEW YORK, NY, US, vol. 168, no. 2, 1995, pages 342 - 357, XP002317725, ISSN: 0012-1606
  • [PX] LI X ET AL: "Differentiation of human embryonic stem cells into motoneurons.", SOCIETY FOR NEUROSCIENCE ABSTRACT VIEWER AND ITINERARY PLANNER, 2003, 33RD ANNUAL MEETING OF THE SOCIETY OF NEUROSCIENCE; NEW ORLEANS, LA, USA; NOVEMBER 08-12, 2003, pages ABSTRACT NO. 347.7, XP009087528, Retrieved from the Internet <URL:http://sfn.scholarone.com> [retrieved on 30070730]
  • [T] YAN YIPING ET AL: "Directed differentiation of dopaminergic neuronal subtypes from human embryonic stem cells", STEM CELLS (MIAMISBURG), vol. 23, no. 6, June 2005 (2005-06-01), pages 781 - 790, XP009087442, ISSN: 1066-5099
  • [T] LI XUE-JUN ET AL: "Specification of motoneurons from human embryonic stem cells", NATURE BIOTECHNOLOGY, vol. 23, no. 2, February 2005 (2005-02-01), pages 215 - 221, XP009087451, ISSN: 1087-0156
  • See also references of WO 2005021720A2

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2005021720 A2 20050310; WO 2005021720 A3 20050519; AU 2004269361 A1 20050310; AU 2004269361 B2 20100520; CA 2536588 A1 20050310; CA 2536588 C 20180424; EP 1670901 A2 20060621; EP 1670901 A4 20070905; GB 0605851 D0 20060503; GB 2421029 A 20060614; GB 2421029 B 20080409; IL 173832 A0 20060705; IL 173832 A 20110228; IL 198450 A 20110131; JP 2007503811 A 20070301; JP 2010162024 A 20100729; JP 5529561 B2 20140625; KR 20060115351 A 20061108; KR 20080109943 A 20081217

DOCDB simple family (application)

US 2004027841 W 20040827; AU 2004269361 A 20040827; CA 2536588 A 20040827; EP 04782339 A 20040827; GB 0605851 A 20040827; IL 17383206 A 20060220; IL 19845009 A 20090428; JP 2006524872 A 20040827; JP 2010017013 A 20100128; KR 20067004226 A 20060228; KR 20087028900 A 20081126