Reusability Times Candidate Catalyst Kinetics Decontamination Violet

Conclusively, the novel photocatalyst evinced the best decolorizing property of crystal violet under sunlight irradiation and could be a suitable alternative for dye decontamination from wastewater.Omega-3 rich oils from microalgae: A chitosan interceded in situ transesterification method.Microalgae are a precious source of polyunsaturated fatty acids (PUFA), however extraction is difficult due to the peculiar microalgae cell structure. Here we describe a new method grinded on the application of chitosan nanoaggregates as CO(2) responsive emulsifier, used to promote the swelling of algae cell wall and the formation of a large oil - ethanol interphase area during the ethanolysis. tryouts were carried out with Pseudokirchneriella subcapitata and Nannochloropsis sp. at different biomass/ethanol/chitosan proportions.

CO(2) was totaled to trigger demulsification to promote an easy recovery of the lipid fraction. The highest productions in PUFA were obtained with Nannochloropsis sp. (207 mg/g of oil) utilizing 0% wt of chitosan and 1:10 biomass:ethanol ratio; 43 mg/g of linolenic acid were prevailed from Pseudokirchneriella subcapitata because the method utilizes ethanol, a generally agnised as safe (GRAS) solvent, and food grade additives, it is befited for the preparation of PUFA supplements.Enhanced Intracellular Delivery of Curcumin by Chitosan-Lipoic Acid as Reduction-Responsive Nanoparticles.AIMS: Enhancement of anti-tumor activity of the chemotherapeutic agent CUR by redoxsensitive nanoparticle to get a deeper insight into cancer therapy. BACKGROUND: Tumor targetability and stimulus are widely used to study the delivery of drugs for cancer diagnosis and treatment because poor cellular uptake and inadequate intracellular drug release lead to inefficient delivery of anticancer brokers to tumor tissue Studies recognizing between tumor and normal tissues or redox-sensitive systems applying glutathione (GSH) as a significant signal In this study, we designed Chitosan-Lipoic acid Nanoparticles (CS-LANPs) to improve drug delivery for breast cancer treatment by efficient delivery of Curcumin (CUR). The properties of blank CS-LANPs were studied in detail.

The size and the Polydispersity Index (PDI) of the CS-LANPs were optimized The events indicate the mean size and PDI of the blank CS-LANPs were around 249 nm and 0, respectively the Drug Loading (DL) and Encapsulation Efficiency (EE) of the CSLANPs were calculated to be about 18% and 99%, respectively. equated to non-reductive conditions, the size of reduction-sensitive CS-LANPs increased significantly under reductive considerations the drug release of CS-LANPs in the presence of glutathione was much faster than that of non-GSH considerations .Moreover, the antitumor effect of CS-LANPs on MCF-7 cadres was determined in vitro by MTT assay, cell cytotoxicity, Caspase-3 Assay, detection of mitochondrial membrane potential and quantification of apoptosis incidence CS-LANPs established a remarkably increased accumulation in tumor cadres and had a better tumor inhibitory activity in vitro. CS-LANPs could successfully deliver drugs to cancer cadres and discovered better efficiency than free CUR.A comparative study on the raw chitin and chitosan procedsses of common bio-waste from Philippine seafood.Bio-waste stuffs from aquatic species are alternative sources of chitin and chitosan-high-value natural biodegradable and biocompatible polymers.  Order now  than 250,000 metric tons of shell, scale, and carapace waste are produced in the Philippines.

An evaluation of the quality of raw chitin and chitosan yields from the bio-waste fabrics of Asian green mussel (Perna viridis), tropical oyster (Crassostrea iredalei), milkfish (Chanos chanos), tilapia (Oreochromis niloticus), and king mangrove crab (Scylla serrata) is postulated for the sustainable sourcing. The mild extraction method done in this study recorded significantly higher issues of chitin and chitosan for S. serrata and P. viridis (p = 0), with chemical structure substantiated through FTIR-ATR analysis. Elemental analysis demonstrated pure selections from S P and C. iredalei (N = 6-7%; DA = 98-104%). excerptions from the fish plates have high moisture content and glycoprotein contamination.