The presense of DMSO on its own is very surprising. Everyone in this industry knows that it is tested for and to present a horse with DMSO in its system in 2011 would seem like professional suicide by Lance. It just doesnt make sense unless the trace amounts found were present in something else that Lance gave to Smoken Up. I am aware that DMSO is present in trace amounts for instance in ITPP to mention just one possability. That would seem far more likely than the random contamination explanation being offered up at present