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ORIGINAL RESEARCH
Assessment of blood catecholamine and serotonin levels in anxiety and depressive disorders
1 Scientific Centre of Personalized Medicine, Moscow, Russia
2 Diagnostic and Treatment Center, Berezin Medical Institute, Moscow, Russia
3 Mental Health Research Center, Moscow, Russia
4 Pirogov Russian National Research Medical University, Moscow, Russia
Correspondence should be addressed: Irina V. Kichuk
Ostrovityanova, 1, Moscow, 119021, Russia; ur.liam@aniri2liam
Author contribution: Solovyova NV, Kichuk IV — study concept and design; Solovyova NV, Kochergina KV, Mitrofanov AA, Kichuk IV — material collection and processing; Chuprova NA, Kochergina KV — statistical data processing; Mitrofanov AA, Kichuk IV, Solovyova NV, Kochergina KV — manuscript writing; Mitrofanov AA, Kichuk IV, Solovyova NV, Kochergina KV, Chausova SV — editing.
Compliance with ethical standards: the study was approved by the Ethics Committee of the Joint Stock Company “Scientific Centre of Personalized Medicine” (protocol No. 33 dated 1 December 2025). The subjects’ personal data were hidden during the study. All the subjects submitted the informed consent for participation in the study.