No, I don't think so. I'd still go the marrow bone/knuckle route though, personally. In fact- I did go that route and it worked just fine.
Pimg - DOB: 2/06, CL3, CL2, CL1, UJJ, HIT, CGC
High Jinks vom Neuanfang - DOB 9/12 (Gotchya Day: 1/23/2013) agility superstar in training