DFA detects Varicella-Zoster
virus in vesicle smears, biopsies, VZV cell culture.
|Meridian Catalogue #:||500113|
|Kit Size||3 ml Stain/5 ml Mounting Media|
|Shelf Life from date of manufacture||15 Months|
|Storage Requirements||2°-8° C|
|Hazardous||Harmful – Sodium Azide|
|Country of Origin||USA|
|Available Within/Outside USA||Yes|
|Suggested CPT Code|
Positive: Apple-green fluorescence in two or more cells.
Negative: No fluorescence or fluorescence in one or fewer cells per high-powered field (400x).
Cell Culture Isolation
Positive: Culture tube exhibiting apple-green fluorescence in 5 or more foci of VZV-infected cells.
Negative: Culture tube exhibiting apple-green fluorescence in less than 5 foci of VZV-infected cells.