 3444 in 2005), a bill "to amend the Internal Revenue Code of 1986 to provide credits against income tax for qualified stem cell research, the storage of qualified stem cells, and the donation of umbilical cord blood".However, Paul believes the debate over the embryonic category of stem-cell research is another divisive issue over which the federal government has no jurisdiction.Paul joined with conservative colleagues in voting "no" on HR 2560, the Democrats' version of a federal ban on human cloning.