\n\nIn this review, we
will take a historical view and highlight some of the milestones that had an important impact on the development of gene therapy. We will also discuss briefly the safety and ethical aspects of gene therapy and address some concerns that have been connected with gene therapy as an important therapeutic modality. (C) 2013 Elsevier B.V. All rights reserved.”
“In vitro antiplasmodial activity of methanolic extracts of 16 medicinal plants was evaluated by fluorometric assay using PicoGreen. CT99021 The IC50s, as determined by parasite DNA concentration, ranged from < 11 to > 200 and < 13 to > 200 mu g/ml for Plasmodium falciparum 3D7 and K1, respectively; and the most active extracts were those from Anogeissus leiocarpus and Terminalia avicennoides (< 11->= 14 mu g/ml). Aqueous, butanolic, ethyl acetate, and methanolic fractions of these two extracts revealed butanolic fraction to have a relatively better activity (IC50, 10-12 mu g/ml). Activity-guided chromatographic separation of the butanolic fraction on Sephadex LH-20 followed by nuclear magnetic resonance P5091 molecular weight and correlation high-performance liquid chromatography revealed the presence of
known hydrolysable tannins and some related compounds-castalagin, ellagic acid, flavogallonic acid, punicalagin, terchebulin, and two other fractions. The IC(50)s of all these compounds ranged between 8-21 mu g/ml (8-40 mu M) against both the strains. Toxicity assay with mouse fibroblasts showed all the extracts and isolated compounds to have IC50 >= 1500 mu g/ml, except for Momordica balsamina with < 1500 mu g/l. All the extracts and isolated compounds did not affect the integrity of human erythrocyte membrane at the observed IC(50)s. However, adverse effects manifest in a concentration-dependent fashion (from IC50 >= 500 mu g/ml).”
“We analyzed the combined effect of gender and CR on protein expression profile in liver. We identified
27 differentially expressed proteins involved in several cellular functions such as substrate metabolism, antioxidant systems, stress response, iron homeostasis and cardiovascular protection. This study reveals new cellular pathways liable to be similarly regulated in females and calorie restricted SYN-117 chemical structure rats and which could be related with the greater longevity in these animals.”
“Inhibition of blood vessel formation is a viable therapeutic approach in angiogenesis-dependent diseases. We previously used a combinatorial screening on vascular endothelial growth factor (VEGF)activated endothelial cells to select the sequence CPQPRPLC and showed that the motif Arg-Pro-Leu targets VEGF receptor-1 and neuropilin-1. Here, we evaluated and validated (D)(LPR), a derivative molecule with strong antiangiogenesis attributes. This prototype drug markedly inhibits neovascularization in three mouse models: Matrigel-based assay, functional human/murine blood vessel formation, and retinopathy of prematurity.