Improved analysis of derivatized steroid hormone isomers using ion mobility-mass spectrometry (IM-MS) Shon P. Neal, Walker N. Hodges, Diana C. Velosa, Ralph Aderorho, Shadrack Wilson Lucas, and Christopher D. Chouinard* Anal. Bioanal. Chem. 2023, 415, 6757-6769. Publication Date: September 23, 2023 Over the last decade, applications of ion mobility-mass spectrometry (IM-MS) have exploded due primarily to…

Improved separation of fentanyl isomers using metal cation adducts and high-resolution ion mobility-mass spectrometry Ralph Aderorho, and Christopher D. Chouinard* Drug Test. Anal. 2023, 16(4), 369-379. Publication Date: July 25, 2023 https://analyticalsciencejournals.onlinelibrary.wiley.com/doi/full/10.1002/dta.3550 Fentanyl is a potent synthetic opioid that has attracted significant attention due to its illegal production and distribution, resulting in misuse, overdose, and fatalities.…

Development of a Rapid, Targeted LC-IM-MS Method for Anabolic Steroids Ashlee Wedge, Makenna Hoover, Terra Pettit-Bacovin, Ralph Aderorho, Emmaleigh Efird, and Christopher D. Chouinard* J. Am. Soc. Mass Spectrom. 2023, 34, 8, 1708-1714 Publication Date: June 30, 2023 https://doi.org/10.1021/jasms.3c00162 Anabolic steroids are of high biological interest due to their involvement in human development and disease progression.…