Pregnancy-Associated Plasma Protein-A (PAPP-A)

Product Name	Pregnancy-Associated Plasma Protein-A
Source	Human Placental Blood (Pooled, multiple donors)
Catalogue Number	496-91
Purity	> 90% (SDS-PAGE)
Form	Liquid
Appearance	Clear to opaque, colorless to light yellow liquid
Protein	0.5 - 1.5 mg/mL (Coomassie)
Formulation	Frozen Liquid in Phosphate Buffered Saline, pH 7.4
Related Products	496-90 - Pregnancy-Associated Plasma Protein-A (PAPP-A) 189-11 - hCG antigen from human urine 325-12 - alpha subunit hCG antigen from human urine 325-11 - beta subunit hCG antigen from human urine
Storage	-20°C
Recertification	1 year from date of manufacture
Infectious Disease Testing	Negative or non-reactive at the donor level for anti-HIV 1 and 2, anti-HCV, HBsAg, HCV NAT and HIV-1 NAT by FDA approved methods.
Synonyms	PAPP-A, Pappalysin-1
Product Specificity	Down syndrome and other fetal disorders