Through our know-how and expertise gained over 30 years in the tumor marker field, Cisbio Bioassays offers an accurate immunoradiometric assay for alpha-fetoprotein. Elsa2-AFP is a solid phase sandwich-type assay, performed directly on serum, plasma, or amniotic fluid.
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- AFP RIA ELSA
Human alpha-fetoprotein (AFP) immunoradiometric assay kit
Features
- Working range: 0 ? 800 ng/mL (1 ng CIS = 1 IU 1st IS 72/225)
- Sample: serum, plasma or amniotic fluid ? 50 ?L
- Analytical sensitivity: 0.5 ng/mL
Applications
- In oncology, diagnosis and follow-up of hepatocellular carcinomas, all teratocarcinomas, liver metastases
- In hepatology, indicator of intense liver regeneration in viral hepatitis
- In pediatrics, differential diagnosis between biliary atresia and neonatal hepatitis and to confirm hereditary tyrosinosis
- In obstetrics, diagnosis of fetal neural tube defects (anencephaly, spina bifida) in maternal serum and amniotic fluid samples taken between 16-18 weeks of pregnancy
- In obstetrics, indicator of fetal distress, multiple pregnancy with high levels, or toxemia, slow fetal growth or placental tumor with low level
작용원리
IRMA
Solid phase ELSA system
두개의 단일클론성 항체는 샌드위치법에 사용된다.
첫번째 단일클론성 항체는 ELSA 고체상에 흡착되어 있고, Iodine 125가 표지된 두번째 단일클론성 항체는 추적자로 사용된다.
*2 step 검사 절차: RT(실온)에서 30분 / Shaking + RT(실온)에서 30분 / Shaking.