*This promotion is open to customers in the US and Canada. Discount will apply to orders received by Life Technologies no later than June 30, 2012 or until promotional supplies are depleted, whichever comes first. Discount applies to list price in effect at the time order is received by Life Technologies. Cannot be combined with other discounts or promotions. Offer void where prohibited, licensed or restricted by federal, state, provincial, or local laws or regulation or agency/institutional policy. Other restrictions may apply.