CBS News | Submitted by: epsas "Using human muscle and nerve cells, scientists were able to make the bioengineered sphincters in about six weeks. The sphincters worked normally when implanted in mice... The ultimate goal is for doctors to take muscle and nerve cells from individual fecal incontinence patients and use them to create "personalized, hard-wired" sphincters that would not be rejected by an immune response." Second link: Baby born without anus in Tangerang needs your help