Sandwich ELISA, HRP-labelled antibody
Store the complete kit at 2–8°C. Under these conditions, the kit is stable until the expiration date (see label on the box).
Limit of Detection
Chromogranin A is an acidic secretory protein consisting of 439 amino acids. The protein is found in a wide variety of hormone and neurotransmitter storage vesicles, and it is known be co-stored and co-relased with catecholamines from adrenal medulla and sympathetic neuronal vesicles during exocytosis.