Patent ID: 8617874
Filing Date: 2013-12-31
Classification: C12Q

Abstract:
1. An array for detecting a microorganism in a sample, the array comprising a plurality of individual array addresses spaced apart in a predetermined pattern on a solid support, wherein at least one of the addresses contains a solvatochromatic colorant in an amount sufficient to undergo a detectable color change in the presence of a broad spectrum of microorganisms, wherein the broad spectrum of microorganisms includes S. aureus, E. coli, C. albicans , or combinations thereof, and wherein at least a portion of the addresses contain a differentiating colorant so that the array produces a visually observable spectral response that is distinct for one or more microorganisms, wherein the solvatochromatic colorant is an N-phenolate betaine and the differentiating colorant is a pH sensitive colorant or a metal complexing colorant.