A July 2006 article in the "San Diego Union-Tribune" reported that no details about the cats have been released, nor have there been any peer-reviewed studies published about the company's work. Cat experts also questioned whether the company's breeding model - stated at the time to be up to 10,000 cats by 2009 - was viable. Time named the company's cats among its list of Best Inventions for 2006. Allerca refuses to provide its kittens to clients whose allergy test results "indicate a level that includes HIGH". A cat based on the Domestic shorthair cost US$6,950 while ones based on the Siamese and Ashera cost $16,900 and $26,950 respectively.