To provide molecules that specifically bind to thymic stromal lymphopoietin (TSLP).SOLUTION: There is provided a molecule that specifically binds to an epitope in human TSLP, where the epitope comprises at least one of the following residues: Lys38, Ala41, Leu44, Ser45, Thr46, Ser48, Lys49, Ile52, Thr53, Ser56, Gly57, Thr58, Lys59, Lys101, Gln145, and Arg149 of a specific amino acid sequence.SELECTED DRAWING: None【課題】胸腺間質性リンパ球新生因子(TSLP)に特異的に結合する分子の提供。【解決手段】ヒトTSLP内のエピトープに特異的に結合する分子であって、前記エピトープが、以下の残基:ある特定のアミノ酸配列のLys38、Ala41、Leu44、Ser45、Thr46、Ser48、Lys49、Ile52、Thr53、Ser56、Gly57、Thr58、Lys59、Lys101、Gln145、およびArg149のうちの少なくとも1つを含む、分子。【選択図】なし