Abstract
The charge transport properties of single-stranded microRNAs (miRNAs)
chains associated to autism disorder were investigated. The computations
were performed within a tight-binding model, together with a transfer
matrix technique, with ionization energies and hopping parameters
obtained by quantum chemistry method. Current-voltage (I x V) curves of
twelve miRNA chains related to the autism spectrum disorders were
calculated and analysed. We have obtained both semiconductor and
insulator behavior, and a relationship between the current intensity and
the autism-related miRNA bases sequencies, suggesting that a kind of
electronic biosensor can be developed to distinguish different profiles
of autism disorders. Copyright (C) EPLA, 2014
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