Controlled substances (publications in chronological order)
246. Ehleringer, J.R., D.A. Cooper, M.J. Lott, and C.S. Cook. 1999. Geo-location of heroin and cocaine using stable isotope ratios. Forensic Science International 106:27-35. PDF
261. Ehleringer, J.R., J. F. Casale, M.J. Lott, and V.L. Ford. 2000. Tracing origins of cocaine with stable isotopes. Nature 408:311-312. PDF
272. Ehleringer, J.R., J. Casale, D. A. Cooper, and M.J. Lott. 2001. Sourcing drugs with stable isotopes, p. 721-731. ONDCP Symposium, San Diego. ONDCP, Washington, D.C. PDF
341. Casale, J., J.R. Ehleringer, D. Morello, and M.J. Lott. 2005. Isotopic fractionation of carbon and nitrogen during illicit processing of cocaine and heroin in South America. Journal of Forensic Sciences 50:1315-1321. PDF
396. West, J.B., J.M. Hurley, and J.R. Ehleringer. 2009. The isotopic signatures of marijuana cultivation. I. Carbon and nitrogen stable isotopes describe the growth regime. Journal of Forensic Science 54:1-6. doi:10.1111/j.1556-4029.2008.00909.x. PDF
403. 1West, J.B., J.M. Hurley, F.O. Dudas, and J.R. Ehleringer. 2009. The isotopic signatures of marijuana cultivation. II. Strontium isotopes relate to geographical origin. Journal of Forensic Science 54:1261-1269. PDF
409. Hurley, J.M., J.B. West, and J.R. Ehleringer. 2010. Tracing retail marijuana in the United States: geographic origin and cultivation patterns. International Journal of Drug Policy 21:222-228. doi:10.1016/j.drugpo.2009.08.001 PDF
410. Hurley, J.M., J.B. West, and J.R. Ehleringer. 2010. Stable isotope models to predict region-of-origin and cultivation conditions of marijuana. Science and Justice 50:86-93. PDF
428. Ehleringer, J.R., J.F. Casale, J.E. Barnette, X. Xu, M.J. Lott, and J.M. Hurley. 2011. 14C analyses quantify time lag between coca leaf harvest and street-level seizure of cocaine. Forensic Science International doi:10.1016/j.forsciint.2011.05.003. PDF
433. Ehleringer, J.R., J.F. Casale, J.E. Barnette, X. Xu, M.J. Lott, and J.M. Hurley. 2011. ∆14C calibration curves for modern plant material from tropical regions of South America. Radiocarbon 53(4):585-594. PDF
472. Tipple, B.J., B. Hambach, J.E. Barnette, L.A. Chesson, and J.R. Ehleringer. 2016. The influences of cultivation setting on inflorescence lipid distributions, concentrations, and carbon isotope ratios of Cannabis sp. Forensic Science International 262:233-241. doi:10.1016/j.forsciint.2016.03.029 PDF
261. Ehleringer, J.R., J. F. Casale, M.J. Lott, and V.L. Ford. 2000. Tracing origins of cocaine with stable isotopes. Nature 408:311-312. PDF
272. Ehleringer, J.R., J. Casale, D. A. Cooper, and M.J. Lott. 2001. Sourcing drugs with stable isotopes, p. 721-731. ONDCP Symposium, San Diego. ONDCP, Washington, D.C. PDF
341. Casale, J., J.R. Ehleringer, D. Morello, and M.J. Lott. 2005. Isotopic fractionation of carbon and nitrogen during illicit processing of cocaine and heroin in South America. Journal of Forensic Sciences 50:1315-1321. PDF
396. West, J.B., J.M. Hurley, and J.R. Ehleringer. 2009. The isotopic signatures of marijuana cultivation. I. Carbon and nitrogen stable isotopes describe the growth regime. Journal of Forensic Science 54:1-6. doi:10.1111/j.1556-4029.2008.00909.x. PDF
403. 1West, J.B., J.M. Hurley, F.O. Dudas, and J.R. Ehleringer. 2009. The isotopic signatures of marijuana cultivation. II. Strontium isotopes relate to geographical origin. Journal of Forensic Science 54:1261-1269. PDF
409. Hurley, J.M., J.B. West, and J.R. Ehleringer. 2010. Tracing retail marijuana in the United States: geographic origin and cultivation patterns. International Journal of Drug Policy 21:222-228. doi:10.1016/j.drugpo.2009.08.001 PDF
410. Hurley, J.M., J.B. West, and J.R. Ehleringer. 2010. Stable isotope models to predict region-of-origin and cultivation conditions of marijuana. Science and Justice 50:86-93. PDF
428. Ehleringer, J.R., J.F. Casale, J.E. Barnette, X. Xu, M.J. Lott, and J.M. Hurley. 2011. 14C analyses quantify time lag between coca leaf harvest and street-level seizure of cocaine. Forensic Science International doi:10.1016/j.forsciint.2011.05.003. PDF
433. Ehleringer, J.R., J.F. Casale, J.E. Barnette, X. Xu, M.J. Lott, and J.M. Hurley. 2011. ∆14C calibration curves for modern plant material from tropical regions of South America. Radiocarbon 53(4):585-594. PDF
472. Tipple, B.J., B. Hambach, J.E. Barnette, L.A. Chesson, and J.R. Ehleringer. 2016. The influences of cultivation setting on inflorescence lipid distributions, concentrations, and carbon isotope ratios of Cannabis sp. Forensic Science International 262:233-241. doi:10.1016/j.forsciint.2016.03.029 PDF