Promoters for the proliferation and differentiation of stem cells and/or neuron precursor cells
申请人:——
公开号:US20040034049A1
公开(公告)日:2004-02-19
An agent for promoting the proliferation or differentiation of a stem cell and/or neural progenitor cell, comprising a compound represented by Formula:
1
wherein each of R
1
and R
2
is H, a hydrocarbon group or a heterocyclic group, or taken together with the adjacent carbon atom to form a ring, R
3
is H, a hydrocarbon group or a heterocyclic group, W is a group represented by Formula:
2
wherein Ring A is an optionally substituted benzene ring, Ring B is an optionally substituted 5- to 7-membered nitrogen-containing heterocyclic ring, R
4
is an acyl group having an aliphatic hydrocarbon group, which is substituted by an aromatic group and may have a further substitutent, or aromatic group, R
5
is H, C
1-6
alkyl or acyl, R
4c
is an aromatic group, an aliphatic hydrocarbon group or acyl, and
X is O or S;
Y is O, S or NH, Ring C is an optionally substituted benzene ring, or a salt or prodrug thereof is provided.
Agents for promoting the proliferation or differentiation of stem cells or neural progenitor cells
申请人:Okawa Shigenori
公开号:US20090012081A1
公开(公告)日:2009-01-08
An agent for promoting the proliferation or differentiation of a stem cell and/or neural progenitor cell, comprising a compound represented by Formula:
wherein each of R
1
and R
2
is H, a hydrocarbon group or a heterocyclic group, or taken together with the adjacent carbon atom to form a ring, R
3
is H, a hydrocarbon group or a heterocyclic group, W is a group represented by Formula:
wherein Ring A is an optionally substituted benzene ring, Ring B is an optionally substituted 5- to 7-membered nitrogen-containing heterocyclic ring, R
4
is an acyl group having an aliphatic hydrocarbon group, which is substituted by an aromatic group and may have a further substitutent, or aromatic group, R
5
is H, C
1-6
alkyl or acyl, R
4c
is an aromatic group, an aliphatic hydrocarbon group or acyl, and
X is O or S;
Y is O, S or NH, Ring C is an optionally substituted benzene ring, or a salt or prodrug thereof is provided.