Table 2


From the following article

Chemical genetics reveals a complex functional ground state of neural stem cells

Phedias Diamandis, Jan Wildenhain, Ian D Clarke, Adrian G Sacher, Jeremy Graham, David S Bellows, Erick K M Ling, Ryan J Ward, Leanne G Jamieson, Mike Tyers & Peter B Dirks

Nature Chemical Biology 3, 268 - 273 (2007) Published online: 8 April 2007

doi:10.1038/nchembio873

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Table 2. Highly potent and highly selective compounds identified by HTS of neurospheres

NameActionTargetSelectivityNeurosphere EC50 (muM)Astrocyte EC50 (muM)Neurosphere selectivityPtch1+/- neurosphere EC50 (muM)bPtch1+/- Trp53- /- neurosphere EC50 (muM)b

a Compounds listed represent confirmed hits with high selectivity for NPCs (neurosphere selectivity >5).

bPtch1+/- and Ptch1+/- Trp53- /- neurosphere cultures were derived from mouse cerebellar tumor samples. n.a., not applicable; n.d., not determined at highest tested dose (30 muM); n.t., not tested.

Controls        
Cycloheximide (1)InhibitorProtein synthesis60S ribosome0.1420.0710.500.0420.054
Etoposide (2)InhibitorTopoisomeraseTopo II0.3400.4331.280.208n.t.
Carboplatin (3)IntercalatorDNAn.a.0.4892.4535.080.196n.t.
Selected hitsa        
(plusminus) Butaclamol (4)AntagonistDopamine receptorD2 > D10.78512.3415.70.7512.533
(R)-(- )-Propylnorapomorphine (5)AgonistDopamine receptorD20.3518.23023.40.199n.t.
(R)-(- )-Apomorphine (6)AgonistDopamine receptorn.a.0.35010.1929.10.1680.683
cis-(Z)-Flupenthixol (7)AntagonistDopamine receptorn.a.0.1991.1825.930.187n.t.
p-F-HHSiD (8)AntagonistAcetylcholine receptorM3 > M1 > M20.4415.81513.21.1251.373
Ifenprodil (9)AntagonistNMDA receptorPolyamine site0.61611.0617.90.4510.807
Carbetapentane (10)AgonistOpioid receptorSigma 10.75628.1637.32.0832.040
Fenretinide (11)AgonistRetinoic acid receptorn.a.0.3342.3997.180.204n.t.
WHI-P131 (12)AntagonistJAK3n.a.2.346n.d.>101.525n.t.
SB 202190 (13)Antagonistp38 MAPKn.a.8.06364.88.043.006n.t.
PAPP (14)AgonistSerotonin receptor5-HT1A0.03121.827020.1690.097
Dihydrocapsaicin (15)AgonistVanilloid receptorVR10.21841.831920.0200.651
Cyclopamine (16)AntagonistSmoothened n.t.n.t.n.a.1.0013.44
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