Curcumin liposomes are vesicular systems designed to enhance the solubility, stability, and bioavailability of curcumin, a compound with noted anti-inflammatory and anticancer properties. They encapsulate curcumin to protect it from rapid degradation and metabolism in the body, thereby extending its therapeutic potential.
Curcumin liposomes improve delivery by encapsulating curcumin within phospholipid bilayers, allowing for better solubility in biological fluids, protection from metabolic processes, and enhanced penetration into target tissues, including across barriers like the skin or tumor microenvironments.
Curcumin liposomes are primarily investigated for their potential in treating cancer and inflammation-related disorders. Their ability to target inflammatory pathways and cancer cells while reducing systemic side effects makes them a promising tool in therapeutic applications.
Curcumin liposomes are often prepared using techniques such as thin-film hydration, high-pressure homogenization, or supercritical fluid methods. These methods ensure the encapsulation efficiency and size control necessary for effective biological applications.
Future research is focusing on enhancing the targeting capabilities of curcumin liposomes to specific cells or tissues, improving the pharmacokinetic profile of curcumin, and combining curcumin with other therapeutic agents within the liposomes for synergistic effects in treatment modalities.
Study on the anti-inflammatory effects of curcumin solution, curcumin nanocrystals (Cur-NCs), and Cur-LPs in vitro and in vivo.
In this work, the therapeutic impact of curcumin liposomes (Cur-LPs) on in vivo and in vitro inflammatory osteolysis was investigated. Researchers induced macrophage M1 polarization and mouse air pouch model with LPS, and comparing the anti-inflammatory effects of curcumin solution, curcumin nanocrystals (Cur-NCs), and Cur-LPs. Cur-LPs were shown to be efficient in lowering the expression of the M1 macrophage marker (CCR7) in vitro (figures a/b/c). In vivo results (figures d/e) demonstrated that administration of Cur-LPs significantly reduced inflammatory cell infiltration and inflammatory fiber layer thickness. This study revealed that Cur-LPs were more effective in inhibiting M1-polarization in macrophages than curcumin solution or Cur-NCs, suggesting their potential use in treating not only inflammatory osteolysis but also other inflammation-related disorders.
Huang, Shan, et al. "Therapeutic effects of curcumin liposomes and nanocrystals on inflammatory osteolysis: In vitro and in vivo comparative study." Pharmacological Research. 192 (2023): 106778. Under Open Access license CC BY 4.0, the image is a composite of figure 6 and figure 6.
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