This application note describes the extraction of a panel of 18 steroid hormones from horse hair using ISOLUTE® SLE+. The simple sample preparation procedure delivers clean extracts and analyte recoveries greater than 80% with RSDs lower than 5% for most analytes. Linearity of greater than 0.999 is achieved for all analytes in the range 0.5-500 pg/mg of hair.

11-deoxycorticosterone 11-deoxycortisol 17-alpha-hydroxyprogesterone 21-deoxycortisol 96-well plate Aldosterone Anabolic steroids Androstenedione Application Notes Corticosterone Cortisone DHEA (dehydroepiandrosterone Dehydroepiandrosterone (DHEA) Dihydrotestosterone (DHT) English Estradiol Estrone Forensic Hair Hormone Hormones Horse Hair LC-MS/MS Lysera Progesterone Steroid Steroid Hormones Steroid metabolite Steroids α-boldenone α-trenbolone β-boldenone β-trenbolone

This application note describes the extraction of a panel of 19 steroid hormones from human serum using EVOLUTE® EXPRESS ABN solid phase extraction plates prior to LC/MS analysis. The simple sample preparation procedure delivers clean extracts and analyte recoveries greater than 80% with RSDs lower than 10% for the majority of analytes. Linearity of >0.99 is achieved for all analytes in the range 5–5000 pg/mL. The application note includes details on automation of the extraction method using Biotage® Extrahera.

11-deoxycorticosterone 11-deoxycortisol 17-OH-Pregnenolone 17-alpha-hydroxyprogesterone 18-OH-Corticosterone 21-deoxycortisol 96-well plate Aldosterone Androstenedione Application Notes Clinical Corticosterone Cortisol Cortisone DHEA (dehydroepiandrosterone DHEAS Dehydroepiandrosterone (DHEA) Dihydrotestosterone (DHT) English Estradiol Estrogens Estrone Extrahera Hormone Hormones LC-MS/MS Pregnenolone Progesterone Serum Steroid Steroid Hormones Steroid metabolite Steroids

This application note describes the extraction of a panel of steroid hormones from human serum using ISOLUTE® SLE+ Supported Liquid Extraction plates prior to LC/MS-MS analysis. The simple sample preparation procedure delivers clean extracts and high, reproducible recoveries (>75%, RSD <10% ) for all analytes in human serum, with linearity >0.99 in the range 5–5000 pg/mL.

11-deoxycorticosterone 11-deoxycortisol 17-OH-Pregnenolone 17-alpha-hydroxyprogesterone 18-OH-Corticosterone 21-deoxycortisol 96-well plate Aldosterone Androstenedione Application Notes Clinical Corticosterone Cortisol Cortisone DHEA (dehydroepiandrosterone DHEAS Dehydroepiandrosterone (DHEA) Dihydrotestosterone (DHT) English Estradiol Estrogens Estrone Hormone Hormones LC-MS/MS Pregnenolone Progesterone Serum Steroid Steroid Hormones Steroid metabolite Steroids Testosterone

This application note describes the extraction of a panel of 19 steroid hormones from human urine using EVOLUTE® EXPRESS ABN solid phase extraction plates prior to LC-MS/MS analysis. The simple sample preparation procedure delivers clean extracts and analyte recoveries greater than 75% with RSDs lower than 5% for most analytes. Linearity of greater than 0.999 is achieved for all analytes in the range 1–1000 pg/mL. Manual and automated (using Biotage Extrahera) extraction protocols are detailed.

11-deoxycorticosterone 17-OH-Pregnenolone 17-alpha-estradiol 17-alpha-hydroxyprogesterone 17-beta-estradiol 18-OH-Corticosterone 21-deoxycortisol 96-well plate Aldosterone Androstenedione Application Notes Clinical Corticosterone Cortisol Cortisone DHEA (dehydroepiandrosterone DHEAS Dihydrotestosterone (DHT) English Estrone Hormone Hormones LC-MS/MS Pregnenolone Progesterone Steroid Steroid Hormones Steroid metabolite Steroids Testosterone Urine

This application note describes the extraction of a panel of 19 steroid hormones from human urine using ISOLUTE® SLE+ Supported Liquid Extraction plates prior to LC/MS-MS analysis. The simple sample preparation procedure delivers clean extracts and analyte recoveries greater than 90% with RSDs lower than 10% for all analytes. Linearity of greater than 0.999 is achieved for all analytes in the range 1-1000 pg/mL. Manual and automated (using Biotage Extrahera) extraction protocols are detailed.

11-deoxycorticosterone 11-deoxycortisol 17-OH-Pregnenolone 17-alpha-hydroxyprogesterone 18-OH-Corticosterone 21-deoxycortisol 96-well plate Aldosterone Androstenedione Application Notes Clinical Corticosterone Cortisol Cortisone DHEA (dehydroepiandrosterone DHEAS Dehydroepiandrosterone (DHEA) English Estradiol Estrone Extrahera Hormone Hormones LC-MS/MS Pregnenolone Progesterone Steroid Steroid Hormones Steroid metabolite Steroids Testosterone Urine

This Application Note highlights the use of ISOLUTE® SLE+ supported-liquid extraction plates for the extraction of corticosteroids from human plasma, specifically Triamcinolone, Prednisolone, Hydrocortisone, Prednisone, Betamethasone, Cortisone, Dexamethasone, Flumethasone, Corticosterone, Beclomethasone, Triamcinolone, Fluocinolone, Budesonide 1, Budesonide 2 and 5-Pregnen-3β−ol-20-one.

5-pregnen-3β-ol-20-one Application Notes Beclomethasone Betamethasone Budesonide Structural Isomer 1 Budesonide Structural Isomer 2 Clinical Corticosteroids Corticosterone Cortisone Dexamethasone Flumethasone Fluocinolone Acetonide Hormone Hormones Hydrocortisone LC-MS/MS Plasma Prednisolone Prednisone Steroid Steroid Hormones Steroids Triamcinolone Triamcinolone Acetonide