Injections of human stem cells seem to directly repair some of the damage caused by spinal cord injury, according to research that helped partially paralyzed mice walk again.
injection of stem cell repairs some damages caused by spinal cord injury as  in a research    carried out on a man
the passage clearly states that the research was carried out on a mice and not man
( z1 damages :ARG2 ( z2 inject :ARG1 ( z3 repair :ARG1 ( z4 cell :mod ( z5 stem ) ) ) ) :quant ( z6 some ) :ARG1-of ( z7 cause :ARG0 ( z8 injure :ARG1 ( z9 cord :mod ( z10 spinal ) ) ) ) :ARG1-of ( z11 resemble :ARG2 ( z12 research :ARG1 ( z13 man ) ) ) )