Pyridine-4-Acetamide (4-Pyridineacetamide) is a pyridine-based ligand involved in the synthesis of W6S8 clusters.

Fibronectin is a high-molecular weight (~440kDa) extracellular matrix glycoprotein that binds to membrane-spanning receptor proteins called integrins.In addition to integrins, fibronectin also binds extracellular matrix components such as collagen, fibrin and heparan sulfate proteoglycans.

β,β-Dimethylacrylalknin 是从 Arnebia nobilis Reichb.f 中分离出来的天然产物，可增加皮肤细胞中的胶原蛋白和外皮蛋白含量。