%0 Journal Article %T Uniform Blow-Up Rates and Asymptotic Estimates of Solutions for Diffusion Systems with Nonlocal Sources %A Zhoujin Cui %A Zuodong Yang %J International Journal of Differential Equations %D 2007 %I Hindawi Publishing Corporation %R 10.1155/2007/87696 %X This paper investigates the local existence of the nonnegative solution and the finite time blow-up of solutions and boundary layer profiles of diffusion equations with nonlocal reaction sources; we also study the global existence and that the rate of blow-up is uniform in all compact subsets of the domain, the blow-up rate of |u(t)|∞ is precisely determined. %U http://www.hindawi.com/journals/ijde/2007/087696/abs/