Mal,
Pacific Edge uses Midkine in its diagnostic cxBladder test.
This is an established fact that calls your claim of nothing being done into question.
And look at how long it has taken to get approvals for it in the US.
This is par for the course applicable to pretty much everything in the pharma and biological fields.
Huge quantities of "Red Tape" are part and parcel of it all due to the possibilities of litigation and peoples lives being at stake.
Another aspect is that clinical tests involving mammals usually require a lot of time for tumours or other indications to develop before any results become available which then have to be verified by further testing.
Plus, I dont see that scientists on a good wicket in universities studying various applications would be under any self imposed haste criteria.