SAN DIEGO--(BUSINESS WIRE)--Illumina, Inc., (NASDAQ:ILMN) at its Annual North American User Group Meeting, introduced the HumanHT-12 BeadChip, a twelve sample product designed to accelerate whole genome expression and expression-based Quantitative Trait Loci (eQTL) studies. The HumanHT-12 BeadChip includes over 48,000 probes per sample and is priced at $75, supporting a total cost of $100 per sample including labeling reagents. Illumina expects to commence shipment of this new product in the second quarter 2008.