It‘s taken a surprisingly long time for countries to settle the question of whether something as fundamental as genes can be patented or not. And opinions still differ: last year, the US Supreme Court ruled that naturally-occurring genes couldn‘t be patented, while more recently, Australia went the other way (although it‘s possible that ruling could be overturned by higher courts there). Now a test case has been filed this week to establish the situation in Canada, as the Toronto Star reports: