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Sialic acid–deficient invasive trophoblast antigen (sd-ITA): a new urinary variant for gestational Down syndrome screening |
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| Authors: | Jaime M Sutton Laurence A Cole |
| Institution: | USA hCG Reference Service, Department of Obstetrics and Gynecology, University of New Mexico, Albuquerque, USA |
| Abstract: | |
| Keywords: | Human chorionic gonadotrophin (hCG) Invasive trophoblast antigen (ITA) Sialic acid-deficient ITA (sd-ITA) Isoelectric point Down syndrome |