Endogenous photosensitizers play a critical role in both beneficial and harmful light-induced
transformations in biological systems. Understanding their mode of action is essential for …

Melanins, a group of dark insoluble pigments found widespread in nature, have become the
focus of growing interest in materials science for various biomedical and technological …

Polydopamine (PDA) is a bioinspired material and coating that offers diverse functional
activities (eg, photothermal, antioxidant, and antimicrobial) for a broad range of applications …

Natural melanin is a ubiquitous material that plays critical biofunctional roles in different
living organisms. Scientists have dedicated significant efforts to elucidate the biofunctional …

Eumelanin is photoprotective for pigmented tissues while pheomelanin is phototoxic. In this
review, we summarize current understanding of how eumelanin and pheomelanin structures …

Recent advances in the chemistry of melanins have begun to disclose a number of important
structure-property-function relationships of crucial relevance to the biological role of human …

Open wounds and burns are prone to infection and there remains considerable interest in
developing safe and effective mechanisms to confer antimicrobial activities to wound …

The melanin pigments eumelanin (EM) and pheomelanin (PM), which are dark brown to
black and yellow to reddish-brown, respectively, are widely found among vertebrates. They …

Lignin and melanin are aromatic biopolymers that are contained in large amounts in plants
and animals. Biopolymers containing hydrogen bond donor (HBD) moieties such phenols …

Highlights•The redox modality allows for information transfer between biology and
electronics.•Mediated redox targeting can controllably alter biological structure and …