VEGF, vascular endothelial growth factor
Otherwise, just use LabCorps range for the test
,
Its chemical formula C10H11N2+ shows the methylation at the 1-position of the quinolinium ring with an amine group at the 5-position
Both are classified as research chemicals and are prohibited under the World Anti-Doping Agency (WADA) Prohibited List in the S2 category covering peptide hormones, growth factors, related substances, and mimetics a classification that applies year-round to athletes subject to WADA-compliant testing

DOI: Published online: July 24, 2025 1 Institute of Medical Research, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea 2 Division of Endocrinology and Metabolism, Department of Internal Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea Correspondence to Seok-Woo Hong, PhD Institute of Medical Research, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, 29 Saemunan-ro, Jongno-gu, Seoul 03181, Korea Email: [email protected] Won-Young Lee, MD Division of Endocrinology and Metabolism, Department of Internal Medicine, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, 29 Saemunan-ro, Jongno-gu, Seoul 03181, Korea Email: [email protected] *Jinmi Lee and Eun-Jung Rhee contributed equally to this work as co-first authors