Caulfield et al. “Evolution of Policy Issues in Stem Cell Research”

Supplementary Materials

  1. Human embryonic stem cell research

ELSI / Scientists
More Contentious / 4 / 19.0% / More Contentious / 17 / 29.8%
Less Contentious / 14 / 66.7% / Less Contentious / 21 / 36.8%
No Change / 3 / 14.3% / No Change / 17 / 29.8%
Don't Know / 0 / 0.0% / Don't Know / 2 / 3.5%
Never been an issue / 0 / 0.0% / Never been an issue / 0 / 0.0%
  1. Creation of embryos for research

ELSI / Scientists
More Contentious / 4 / 19.0% / More Contentious / 27 / 47.4%
Less Contentious / 4 / 19.0% / Less Contentious / 5 / 8.8%
No Change / 12 / 57.1% / No Change / 23 / 40.4%
Don't Know / 0 / 0.0% / Don't Know / 2 / 3.5%
Never been an issue / 1 / 4.8% / Never been an issue / 0 / 0.0%
  1. Buying & selling of gametes

ELSI / Scientists
More Contentious / 5 / 23.8% / More Contentious / 23 / 41.1%
Less Contentious / 5 / 23.8% / Less Contentious / 6 / 10.7%
No Change / 10 / 47.6% / No Change / 16 / 28.6%
Don't Know / 1 / 4.8% / Don't Know / 10 / 17.9%
Never been an issue / 0 / 0.0% / Never been an issue / 1 / 1.8%
  1. Somatic cell nuclear transfer (therapeutic cloning)

ELSI / Scientists
More Contentious / 5 / 23.8% / More Contentious / 13 / 23.2%
Less Contentious / 5 / 23.8% / Less Contentious / 19 / 33.9%
No Change / 10 / 47.6% / No Change / 19 / 33.9%
Don't Know / 1 / 4.8% / Don't Know / 5 / 8.9%
Never been an issue / 0 / 0.0% / Never been an issue / 0 / 0.0%
  1. Interspecies somatic cell nuclear transfer

ELSI / Scientists
More Contentious / 5 / 23.8% / More Contentious / 22 / 40.0%
Less Contentious / 3 / 14.3% / Less Contentious / 5 / 9.1%
No Change / 8 / 38.1% / No Change / 23 / 41.8%
Don't Know / 3 / 14.3% / Don't Know / 5 / 9.1%
Never been an issue / 2 / 9.5% / Never been an issue / 0 / 0.0%
  1. Induced pluripotent stem (iPS) cell research

ELSI / Scientists
More Contentious / 2 / 9.5% / More Contentious / 8 / 14.0%
Less Contentious / 8 / 38.1% / Less Contentious / 22 / 38.6%
No Change / 5 / 23.8% / No Change / 8 / 14.0%
Don't Know / 0 / 0.0% / Don't Know / 2 / 3.5%
Never been an issue / 6 / 28.6% / Never been an issue / 17 / 29.8%
  1. Patenting human tissue (cell lines)

ELSI / Scientists
More Contentious / 11 / 52.4% / More Contentious / 29 / 51.8%
Less Contentious / 1 / 4.8% / Less Contentious / 7 / 12.5%
No Change / 8 / 38.1% / No Change / 12 / 21.4%
Don't Know / 1 / 4.8% / Don't Know / 7 / 12.5%
Never been an issue / 0 / 0.0% / Never been an issue / 1 / 1.8%
  1. Industry involvement in research

ELSI / Scientists
More Contentious / 10 / 47.6% / More Contentious / 14 / 25.0%
Less Contentious / 0 / 0.0% / Less Contentious / 16 / 28.6%
No Change / 10 / 47.6% / No Change / 14 / 25.0%
Don't Know / 0 / 0.0% / Don't Know / 5 / 8.9%
Never been an issue / 1 / 4.8% / Never been an issue / 7 / 12.5%
  1. The moral status of the embryo

ELSI / Scientists
More Contentious / 3 / 14.3% / More Contentious / 17 / 29.8%
Less Contentious / 6 / 28.6% / Less Contentious / 7 / 12.3%
No Change / 12 / 57.1% / No Change / 30 / 52.6%
Don't Know / 0 / 0.0% / Don't Know / 3 / 5.3%
Never been an issue / 0 / 0.0% / Never been an issue / 0 / 0.0%
  1. The nature of consent required

ELSI / Scientists
More Contentious / 5 / 23.8% / More Contentious / 27 / 47.4%
Less Contentious / 3 / 14.3% / Less Contentious / 8 / 14.0%
No Change / 11 / 52.4% / No Change / 13 / 22.8%
Don't Know / 1 / 4.8% / Don't Know / 9 / 15.8%
Never been an issue / 1 / 4.8% / Never been an issue / 0 / 0.0%
  1. Privacy protection for research participants (e.g., tissue donors)

ELSI / Scientists
More Contentious / 11 / 55.0% / More Contentious / 29 / 50.9%
Less Contentious / 3 / 15.0% / Less Contentious / 5 / 8.8%
No Change / 5 / 25.0% / No Change / 14 / 24.6%
Don't Know / 0 / 0.0% / Don't Know / 8 / 14.0%
Never been an issue / 1 / 5.0% / Never been an issue / 1 / 1.8%
  1. Unproven stem cell based interventions (stem cell “tourism)

ELSI / Scientists
More Contentious / 14 / 66.7% / More Contentious / 41 / 71.9%
Less Contentious / 0 / 0.0% / Less Contentious / 1 / 1.8%
No Change / 3 / 14.3% / No Change / 10 / 17.5%
Don't Know / 2 / 9.5% / Don't Know / 5 / 8.8%
Never been an issue / 2 / 9.5% / Never been an issue / 0 / 0.0%
  1. Ownership & control of cell lines

ELSI / Scientists
More Contentious / 10 / 47.6% / More Contentious / 27 / 48.2%
Less Contentious / 1 / 4.8% / Less Contentious / 4 / 7.1%
No Change / 7 / 33.3% / No Change / 17 / 30.4%
Don't Know / 2 / 9.5% / Don't Know / 7 / 12.5%
Never been an issue / 1 / 4.8% / Never been an issue / 1 / 1.8%