Liposuction may yield more than just a leaner figure  it can    potentially produce stem cells for tissue reconstruction.  
    Researchers from the University of Oklahoma, in Norman, Okla.,    have successfully extracted adult stem cells during liposuction    and used them to generate healthy blood vessels.   
    These newly formed blood vessels can be used in heart bypass    surgery and other complicated procedures requiring healthy    vessels, according to the researchers, who presented their    findings at the American Heart Associations Basic    Cardiovascular Sciences 2012 Scientific Sessions.  
    While stem cells are typically derived from other sources in    the body, the researchers said liposuction-derived stem cells    could be useful for an elderly demographic.  
    For doing coronary artery bypass graft surgery, people who get    that are typically elderly, frequently diabetic and usually    pretty sick, Matthias Nollert, associate professor at the    University of Oklahoma School of Chemical, Biological and    Materials Engineering and the studys lead author, told    FoxNews.com. The more typical way for getting stem cells    from adults for transplantation is to extract cells from the    bone marrow.  
    However, you cant extract bone marrow very easily, Nollert    explained. Its a very invasive procedure and patients dont    tolerate it well, so we were looking for alternate source of    adult stem cells for older, sicker patients.  
    Extracting adipose-derived stem cells  or stem cells derived    from fat tissue  would be less invasive and also gets rid of    unnecessary body fat in the process. According to    Nollert, creating tissues from fat stem cells is a fairly new    science, having only been experimented with in the past decade.    Nollert and his team are the first to create a vascular    graft out of fat stem cells with muscle cells making up the    blood vessels wall.  
    To create the vascular graft, the researchers turned the stem    cells into smooth muscle cells in the lab and seeded them    onto a thin collagen membrane. They then rolled    them into tubes with the same diameter as small blood vessels,    and three to four weeks later, usable blood vessels were    formed.  
    According to Nollert, utilizing liposuction-derived blood    vessels could eliminate complications surrounding heart bypass    operations  when a healthy blood vessel is necessary for the    procedure.  
    In normal cases, [doctors] would take a vein from your leg or    arm to use as a bypass around the blockage, Nollert said.    Well it turns out that of allthe people who are    considered candidates for bypass, a third of them would like to    do a bypass graft, but they have lousy vessels. So    theyll do a different procedure that will last only four to    five years, and then theyll be back here with same problems.  
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Fat stem cells from liposuction used to form functioning blood vessels