Chicken Immunoglobulin A (IgA) is a key antibody isotype in the avian immune system, predominantly found in mucosal secretions such as intestinal fluids, respiratory tract secretions, and egg yolk. IgA plays a central role in mucosal immunity by neutralizing pathogens, preventing their adherence to epithelial surfaces, and facilitating immune exclusion without triggering excessive inflammation. It is critical for protecting chickens from enteric and respiratory infections, and its levels reflect the bird’s mucosal immune status and overall health.
The chicken IgA ELISA (enzyme-linked immunosorbent assay) is designed to quantitatively measure IgA concentrations in serum, intestinal secretions, or egg yolk. In research, this assay is widely used to study mucosal immune responses, evaluate vaccine efficacy, and investigate the effects of diet, probiotics, or pathogens on immune function in poultry. It also helps in understanding the dynamics of antibody-mediated protection in the gut and respiratory tract, providing insights into host-pathogen interactions.
In clinical and veterinary contexts, chicken IgA ELISA can be applied to monitor flock health, assess immune competence, and detect subclinical infections. Measuring IgA levels helps veterinarians evaluate responses to vaccines or therapeutics and supports management decisions to improve disease resistance in poultry populations. Additionally, it can be used to investigate factors that compromise mucosal immunity, such as stress, nutrition, or co-infections, making it a practical tool for both preventative and diagnostic purposes in poultry health management.
This product is manufactured in USA by Eagle Biosciences.
| Size | 1 x 96 Well |
| Sensitivity | 2.718 ng/mL |
| Dynamic Range | 12.5 ng/mL – 400 ng/mL |
| Incubation Time | 50 minutes |
| Sample Type | Plasma, Serum, Tissue Culture Fluids |
| Storage | 2-8°C |
| Alternative Names | Immunoglobulin A, sIgA, secretory IgA, IgA1, IgA2. |