Photoactivatable (alternatively, photoremovable, photoreleasable, or photocleavable)
protecting groups (PPGs), also known as caged or photocaged compounds, are used to …

Owing to the complex and still not fully understood physiological environment, the
development of traditional nanosized drug delivery systems is very challenging for precision …

Human beings are “machines” that use endogenously produced biomolecules as
“components” in signaling and for the maintenance of the body. These biomolecules consist …

Over the past decade, nanoparticle-based drug delivery systems have been extensively
explored. However, the average tumour enrichment ratio of passive targeting systems …

With the development of materials science and pharmaceutics, the application of
mesoporous silica nanoparticles with a gated switch in the field of drug delivery has …

Smart polymer-based micro/nanoassemblies have emerged as a promising alternative for
transporting and delivering a myriad of cargo. Cargo encapsulation into (or linked to) …

Stimuli-triggered targeting of drug delivery systems can both increase the therapeutic
efficacy and lower toxicity by selectively delivering drugs at target sites with high specificity …

Non-invasive control of the drug molecules accessibility is a key issue in improving
diagnostic and therapeutic procedures. Some studies have explored the spatiotemporal …

Photodynamic therapy (PDT) has a successful track record in cancer.. Urea is a naturally
occurring metabolite in the human body. Some studies have shown that it can inhibit the …

This article describes the defining characteristics of photochromic dyes and highlights the
subset of properties that are of greatest commercial importance. It outlines the history of the …