Eliot Spitzer rented body parts (living ones), while these defendants sold body parts (deceased). In one case, the feds got involved with wiretapping and stakeouts over several months. In the other case, California was on its own.
Sure, the feds will tell you that they were looking for financial irregularities called structuring. Funny, though, one of the grave-robbers wrote checks repeatedly that fell under the old $10,000 transaction-reporting ceiling, too:
During that time, Nelson, who owned the Empire Anatomical Company, wrote several checks to Reid ranging from $5,000 to $9,000 for body parts. Reid deposited them into his personal bank account.Update (5/18/08): Oops! Forgot to mention: David Vitter watch, day 310.