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Single Step Synthesis Of Antibiotic Kanamycin Embedded Gold Nanoparticles For Efficient Antibacterial Activity, Shravan Gavva Aug 2013

Single Step Synthesis Of Antibiotic Kanamycin Embedded Gold Nanoparticles For Efficient Antibacterial Activity, Shravan Gavva

Masters Theses & Specialist Projects

Nanotechnology has become the most advanced type of drug delivery system within the last decade. This advancement shifted the focus on small carriers to increase the efficiency of the drugs. Among these, gold nanoparticles (GNPs) were found to have profound biomedical applications. In current research, kanamycin embedded GNPs were prepared in a single step, single phase, and bio-friendly (green synthesis) procedure. The synthesized Kanamycin-GNPs (Kan-GNPs) were spherical in shape and had a size range of 15 ± 3 nm. The chosen kanamycin is an aminoglycosidic antibiotic that is isolated from Streptomyces kanamyceticus. These special antibiotic GNPs are further characterized using …


Effect Of Leaving Ligands Of Platinum(Ii) Diamine Complexes On Dna And Protein Residues, Ramya Kolli May 2013

Effect Of Leaving Ligands Of Platinum(Ii) Diamine Complexes On Dna And Protein Residues, Ramya Kolli

Masters Theses & Specialist Projects

Platinum compounds are widely used drugs in cancer treatments. Although DNA is the biological target, reaction of platinum compounds with proteins is also potentially significant. Our objective is to study the effects of leaving ligands on the relative reactivity between 5'-GMP (guanosine 5' phosphate), a key DNA target, and N-Acetyl - L-Methionine (N-AcMet), a key protein target. We have used NMR spectroscopy to monitor reactions with N-AcMet and 5'-GMP added to a platinum complex to see which products are formed preferentially. Previous research showed that both a non-bulky complex such as [Pt(en)(D2O)2]2+ [en=ethylenediamine], and a …


Synthesis And Polarographic Analysis Of A2e, Elise Rivett Apr 2013

Synthesis And Polarographic Analysis Of A2e, Elise Rivett

Honors Program Projects

As humans age, fluorescent retinoid pigments accumulate in the retinal pigment epithelial (RPE) cells responsible for photoreceptor support. These fluorophores are of interest because they seem to contribute to diseases of the retina, particularly age-related macular degeneration, which is a leading cause of blindness in older adults in the United States and currently has no cure. One well-characterized fluorophore, A2E, can be oxidized by visible light and then generate harmful oxidative species capable of inducing programmed cell death in RPE cells. Further characterization of the redox behavior of A2E could ultimately aid the development of macular degeneration treatments designed to …