Recherche sur les biopolymères

Abstrait

Assessment of Intracellular Delivery Potential of Novel Sustainable Poly(?decalactone)-Based Micelles

Kuldeep Kumar Bansal

Biodegradable polymers from renewable resources have attracted a lot of attention in recent years inside the medical specialty field. Lately, poly(δ-decalactone) based mostly polymer micelles have emerged as a possible drug delivery carrier material as a property different to fossil-based polymers. However, their living thing drug delivery potential isn't however investigated and thus, during this work, we have a tendency to report on the synthesis and cellular uptake potency of poly(δ-decalactone) based mostly micelles with or while not a targeting substance. pteroylglutamic acid was chosen as a model targeting substance and Rhodamine B as a fluorescent tracer to demonstrate the easy functionalisation side of copolymers. The synthesis of block copolymers was accomplished by a mix of facile ring-opening polymerization and click on chemistry to retain the structure uniformity. The presence of pteroylglutamic acid on the surface of micelles with diameter ~150 nm upsurge the uptake potency by one.6 fold on vitamin B complex receptor overexpressing MDA-MB-231 cells indicating the attainment of targeting victimisation substance practicality. The drug delivery capability of those carriers was determined by victimisation docetaxel as a model drug, whereby the in vitro toxicity of the drug was considerably hyperbolic once incorporation in micelles forty eight h post incubation. we've conjointly investigated the doable endocytosis route of non-targeted micelles and located that caveolae-mediated endocytosis was the well-liked route of uptake. This work strengthens the prospect of victimisation novel biobased poly(δ-decalactone) micelles as economical multifunctional drug delivery nanocarriers towards medical applications.