Biochemistry of anionic calix[n]arenes.

Area of Science:

• Supramolecular Chemistry
• Materials Science
• Biotechnology

Background:

• Anionic calixarenes are macrocyclic compounds with unique structural and chemical properties.
• Their interactions with biological systems are of increasing interest for various applications.

Purpose of the Study:

• To review the biological properties of anionic calixarenes.
• To explore their complexation behavior with biomolecules and pharmaceuticals.
• To discuss their applications in drug delivery, biosensing, and their toxicological profile.

Main Methods:

• Literature review of studies on anionic calixarenes.
• Analysis of complexation mechanisms with amino acids, peptides, proteins, and model membranes.
• Examination of interactions with Active Pharmaceutical Ingredients (APIs), including tamoxifen.
• Review of research on direct biological actions and biosensor applications.
• Assessment of toxicological data.

Main Results:

• Anionic calixarenes form stable complexes with amino acids, peptides, proteins, and model membranes.
• They demonstrate significant potential in forming complexes with APIs like tamoxifen, enabling solid-state and colloidal structures.
• Calixarenes exhibit direct biological activity and are effective in biosensor development.
• Studies indicate a lack of toxicity for these compounds.

Conclusions:

• Anionic calixarenes possess versatile biological properties and interaction capabilities.
• Their ability to form complexes with biomolecules and APIs highlights their potential in pharmaceutical and biotechnological applications.
• The absence of toxicity further supports their promise for in vivo and in vitro uses.