Embodiments described herein relate to compounds for the detection of wounds, e.g., chronic wounds or infected wounds, including compositions, substrates, kits, dressing materials, and articles, and systems containing such compounds. Further embodiments relate to methods of using these compositions, kits and systems in diagnostic assays, and in the diagnosis and/or detection of chronic or infected wounds based on enzymatic conversion of specific substrates which are contained in the compositions. Additional embodiments relate to methods of characterizing wounds based on expression of a plurality of markers and using such information to treat, manage, and follow-up patients suffering from chronic or infected wounds.本文所述之實施例係關於用於檢測傷口(例如慢性傷口或經感染傷口)之化合物,包括含有該等化合物之組合物、受質、套組、敷料材料及物品及系統。其他實施例係關於以組合物中所含特異性受質之酶轉化作用為基礎在慢性或經感染傷口診斷分析及診斷及/或檢測中使用該等化合物、套組及系統之方法。其他實施例係關於基於複數種標記物之表現描述傷口之特徵及使用該資訊治療、管控及追蹤罹患慢性或經感染傷口之患者的方法。