Comment on

• Smad6 inhibits signalling by the TGF-beta superfamily.

  Imamura T, Takase M, Nishihara A, Oeda E, Hanai J, Kawabata M, Miyazono K. Imamura T, et al. Nature. 1997 Oct 9;389(6651):622-6. doi: 10.1038/39355. Nature. 1997. PMID: 9335505
• Daughters against dpp modulates dpp organizing activity in Drosophila wing development.

  Tsuneizumi K, Nakayama T, Kamoshida Y, Kornberg TB, Christian JL, Tabata T. Tsuneizumi K, et al. Nature. 1997 Oct 9;389(6651):627-31. doi: 10.1038/39362. Nature. 1997. PMID: 9335506
• Identification of Smad7, a TGFbeta-inducible antagonist of TGF-beta signalling.

  Nakao A, Afrakhte M, Morén A, Nakayama T, Christian JL, Heuchel R, Itoh S, Kawabata M, Heldin NE, Heldin CH, ten Dijke P. Nakao A, et al. Nature. 1997 Oct 9;389(6651):631-5. doi: 10.1038/39369. Nature. 1997. PMID: 9335507