Hayes ED - Search Results

1

Δ9-Tetrahydrocannabinol and 11-hydroxy-Δ9-tetrahydrocannabinol as markers of cannabis use in urinary drug testing.

Vikingsson S, Winecker RE, Cone EJ, Kuntz DJ, Hayes ED, Flegel RR, Davis LS. Vikingsson S, et al. Among authors: hayes ed. J Anal Toxicol. 2024 Nov 15;48(9):710-714. doi: 10.1093/jat/bkae070. J Anal Toxicol. 2024. PMID: 39136496

2

Pharmacokinetic Characterization of 11-nor-9-carboxy-Δ9-tetrahydrocannabinol in Urine Following Acute Oral Cannabis Ingestion in Healthy Adults.

Schlienz NJ, Cone EJ, Herrmann ES, Lembeck NA, Mitchell JM, Bigelow GE, Flegel R, LoDico CP, Hayes ED, Vandrey R. Schlienz NJ, et al. Among authors: hayes ed. J Anal Toxicol. 2018 May 1;42(4):232-247. doi: 10.1093/jat/bkx102. J Anal Toxicol. 2018. PMID: 29300962 Free PMC article. Clinical Trial.

3

Acute Pharmacokinetic Profile of Smoked and Vaporized Cannabis in Human Blood and Oral Fluid.

Spindle TR, Cone EJ, Schlienz NJ, Mitchell JM, Bigelow GE, Flegel R, Hayes E, Vandrey R. Spindle TR, et al. J Anal Toxicol. 2019 May 1;43(4):233-258. doi: 10.1093/jat/bky104. J Anal Toxicol. 2019. PMID: 30615181 Free PMC article.

4

Urinary Excretion Profile of 11-Nor-9-Carboxy-Δ9-Tetrahydrocannabinol (THCCOOH) Following Smoked and Vaporized Cannabis Administration in Infrequent Cannabis Users.

Spindle TR, Cone EJ, Schlienz NJ, Mitchell JM, Bigelow GE, Flegel R, Hayes E, Vandrey R. Spindle TR, et al. J Anal Toxicol. 2020 Jan 7;44(1):1-14. doi: 10.1093/jat/bkz038. J Anal Toxicol. 2020. PMID: 31095692 Free PMC article.

5

Conversion of 7-Carboxy-Cannabidiol (7-COOH-CBD) to 11-Nor-9-Carboxy-Tetrahydrocannabinol (THC-COOH) during Sample Preparation for GC-MS Analysis.

Hart ED, Vikingsson S, Mitchell JM, Winecker RE, Flegel R, Hayes ED. Hart ED, et al. Among authors: hayes ed. J Anal Toxicol. 2022 May 20;46(5):573-576. doi: 10.1093/jat/bkab046. J Anal Toxicol. 2022. PMID: 33987675

6

Prevalence of Cannabidiol, ∆9- and ∆8-Tetrahydrocannabinol and Metabolites in Workplace Drug Testing Urine Specimens.

Vikingsson S, Winecker RE, Cone EJ, Kuntz DJ, Dorsey B, Jacques M, Senter M, Flegel RR, Hayes ED. Vikingsson S, et al. Among authors: hayes ed. J Anal Toxicol. 2022 Oct 14;46(8):866-874. doi: 10.1093/jat/bkac013. J Anal Toxicol. 2022. PMID: 35260906

7

Update on Urine Adulterants and Synthetic Urine Samples to Subvert Urine Drug Testing.

Vikingsson S, Krauss ST, Winecker RE, Flegel RR, Hayes ED. Vikingsson S, et al. Among authors: hayes ed. J Anal Toxicol. 2022 Aug 13;46(7):697-704. doi: 10.1093/jat/bkac029. J Anal Toxicol. 2022. PMID: 35639619

8

Performance of Hair Testing for Cocaine Use-Comparison of Five Laboratories Using Blind Reference Specimens.

Hart ED, Vikingsson S, Winecker RE, Evans AL, Cone EJ, Mitchell JM, Hayes ED, Flegel RR. Hart ED, et al. Among authors: hayes ed. J Anal Toxicol. 2023 Mar 21;47(2):154-161. doi: 10.1093/jat/bkac066. J Anal Toxicol. 2023. PMID: 36039690

9

∆8-THC-COOH cross-reactivity with cannabinoid immunoassay kits and interference in chromatographic testing methods.

Mullen LD, Hart ED, Vikingsson S, Winecker RE, Hayes E, Flegel R. Mullen LD, et al. Among authors: hayes e. J Anal Toxicol. 2023 Sep 15;47(7):557-562. doi: 10.1093/jat/bkad042. J Anal Toxicol. 2023. PMID: 37405696

10

Conversion of water-soluble CBD to ∆9-THC in synthetic gastric fluid-An unlikely cause of positive drug tests.

Hart ED, Mullen L, Vikingsson S, Cone EJ, Winecker RE, Hayes ED, Flegel RR. Hart ED, et al. Among authors: hayes ed. J Anal Toxicol. 2023 Sep 15;47(7):632-635. doi: 10.1093/jat/bkad043. J Anal Toxicol. 2023. PMID: 37440360

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