Standards; Controlled Substances and Drugs of Abuse for Forensic Testing; Steroids;
应用:
5β-Tetrahydrocortisol-d5 is an isotope labelled compound of Tetrahydrocortisol (T293379).Tetrahydrocortisol is excreted in large amounts in premenopausal patients with early breast cancer. Tetrahydrocortisol has been found to be produced by lymphocytes in both normal and cancer bearing patients however, the concentration of Tetrahydrocortisol has increased in patients with cancer.