Via IFLScience, ‘Who knows where a nose grows? Here’s a curious case. An 18-year-old woman sustained a spinal cord injury that left her legs paralyzed. Three years later, stem cells from her nose were transplanted into the injury site. She developed back pain eight years afterwards, and imaging revealed a mass at the implantation site. The 3-centimeter-long spinal cord mass was mostly nasal tissue and contained large amounts of thick, mucus-like material.’