A mysterious set of illnesses linked to jerky treats, many manufactured in China, have caused nearly 600 pet deaths since 2007
. Two of the treats implicated in the illnesses and recalled in January 2013, Waggin’ Train jerky treats
for dogs and Milo’s Kitchen Chicken Jerky Strips and Chicken Grillers Recipe Treats
for dogs, are coming back on the market.What exactly caused the illnesses, which have resulted in pancreatitis, kidney failure
, a rare kidney disorder called Fanconi syndrome, and gastrointestinal bleeding, remains a troubling mystery for the FDA, pet parents, and pet treat manufacturers.