The present invention relates to fusion molecules that have binding specificity for pyoverdine type I, II and III and pyochelin and can be used in various applications, including diagnostic and/or therapeutic applications, for example, to inhibit or reduce growth of P. aeruginosa and/or to prevent or treat P. aeruginosa biofilm infection as well as diseases or disorders associated with P. aeruginosa biofilm infection. The present invention also concerns methods of producing the fusion molecules described herein as well as compositions and kits comprising such fusion molecules. The present invention further relates to nucleic acid molecules encoding the fusion molecules described herein.本發明關於融合分子,其對綠膿桿菌螢光素I、II和III型和綠膿桿菌螯鐵蛋白具有結合特異性並且可以在各種應用,包括診斷和/或治療應用中使用,例如以抑制或降低銅綠假單胞菌的生長和/或預防或治療銅綠假單胞菌生物膜感染以及與銅綠假單胞菌生物膜感染有關的疾病或病症。本發明還關於製造本文中描述的融合分子的方法以及包含此類融合分子的組合物和套組。本發明進一步關於編碼本文中描述的融合分子的核酸分子。