GenUs BioSystems, Inc. (GenUs BioSystems) is a privately held contract research organization that is engaged in providing RNA isolation, micro array processing and data analysis for government, academic and corporate research institutions across the world. The services offered by the company include RNA amplification, data analysis, gene expression, custom micro array service and micro array processing. GenUs BioSystems utilizes genespring software for gene expression data analysis. The company uses technologies for experimentation and analysis that include agilent technologies micro arrays, codelink bioarrays and bioInformatics. GenUs BioSystems is headquartered at Northbrook in Illinois, the US.