Anal. Bioanal. Chem., Vol. 377, No. 2. ( 2003), pp. 346-349.
Fluorescent perylene colloids in the 80-90 nm distance operation have been rebuilt by the reprecipitation process. These nanoparticles were mutated by cetyltrimethylammonium platitude( CTAB) that indifferent their expansion. The nanoparticles additionally straightforwardly interacted with DNA. The shimmer glimmer was totalled during? ex/? em=400/565 nm. The shimmer diminution of colloid-CTAB in aqueous resolution was totalled in the participation of nucleic acids. Under the best conditions, the comparative measure of shimmer power in the deficiency as well as participation of nucleic acids was proportionate to the thoroughness of nucleic acids over the operation 0. 02-5. 1? g mL-1 for FS( fish spermatazoa) DNA or CT( calf thymus) DNA. The showing boundary were 0. 01? g mL-1 for FS DNA as well as 0. 012? g mL -1 for CT DNA, respectively. Based upon this proceed, the brand new quantitative process for DNA test is presented in this paper. © Springer-Verlag 2003.
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