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. Author manuscript; available in PMC: 2022 Jan 1.
Published in final edited form as: Drug Alcohol Depend. 2020 Oct 20;218:108348. doi: 10.1016/j.drugalcdep.2020.108348

Table 1.

Individual IC50 values (nM) determined using a 6-point fentanyl dilution curve from blood samples collected during week 22 of the vaccination experiment.

Subject ID 1540F 1541F 1525F 1533M 1536M
nM IC50 (SEM) 4.67 (0.4) N/A 7.54 (1.26) 1.45 (0.51) 1.76 (0.33)