dendrimer-curcumin conjugate

Dendrimer-curcumin conjugate is a polymer-drug conjugate consisting of **curcumin**, a natural polyphenolic compound from *Curcuma longa*, chemically bound or encapsulated within a **dendrimer**—most commonly a poly(amidoamine) (PAMAM) dendrimer or PEG-citrate dendrimer[3][7][2][1]. This formulation was designed to address the poor water solubility and limited bioavailability of free curcumin, enabling improved cellular uptake and bioactivity. The conjugate strongly enhances curcumin’s solubility and cytotoxic efficacy against cancer cells (notably breast cancer and glioblastoma cell lines) compared to unmodified curcumin[1][3][7][4]. The conjugate has also shown **antiviral activity against HIV-1 in vitro, inhibiting viral proliferation**, and enhances therapeutic effects in preclinical models of stroke and neuroinflammation[2][6]. The mechanism of action primarily involves **delivery and local enrichment of curcumin at target tissues**, leading to apoptosis induction in cancer cells (via caspase-3 activation), inhibition of viral replication, and anti-inflammatory or anti-oxidant effects, depending on the pathology[1][2][4][6].

Other names

curcumin-dendrimer conjugatecurcumin-conjugated dendrimercurcumin-conjugated PAMAM dendrimer