Before revision: In this short note, a correction is made to the recently proposed solution  to a 1D biased diffusion model for linear DNA translocation and a new analysis will be given  ] ]  ]  ]  ] ]  .
After revision: In this short note, a correction is made to the recently proposed solution to a 1D biased diffusion model for linear DNA translocation and a new analysis will be given ] ] by us recently that this 1D linear translocation model is equivalent to the one that was considered by Schrodinger ] ] ] ] .