@misc{indiciae6687b895e8b3,
  title = {Spermidine requirement for cell proliferation in eukaryotic cells: structural specificity and quantitation.},
  author = {C W Porter and R J Bergeron},
  year = {1983},
  doi = {10.1126/science.6823570},
  url = {https://pubmed.ncbi.nlm.nih.gov/6823570/},
  note = {Source identifier: 6823570}
}