IgA, Saliva

The IgA, Saliva test contains 1 test with 1 biomarker.

Patient Preparation

Fasting is not required but no eating or drinking 30 minutes prior to specimen collection

3 mL saliva collected in a salivette collecion tube

Secretory IgA is composed of approximately equal concentrations of IgA1 and IgA2. Secretory IgA is responsible for binding antigens at the mucosal surface which will inhibit microorganisms from binding to epithelial cell surfaces. The quantitation of salivary IgA is useful in investigating recurrent upper respiratory infections in children.


Performing Laboratory

Quest Diagnostics Nichols Institute-San Juan Capistrano, CA 

33608 Ortega Highway

San Juan Capistrano, CA 92675-2042

The following is a list of what is included in the item above. Click the test(s) below to view what biomarkers are measured along with an explanation of what the biomarker is measuring.

Also known as: Iga Saliva

Iga, Saliva

*Process times are an estimate and are not guaranteed. The lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.

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