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. 2019 Oct 15;11(10):949. doi: 10.3390/v11100949

Table 4.

Persistence of anti-JEV maternal antibodies in piglets under field conditions.

Protocol Test Average Age of Waning of Anti-JEV Maternal Antibodies Country Reference
80 piglets, 2–7 months old, from farms, bled monthly HIA >4 months old Japan [47]
9 piglets, in mosquito traps, bled monthly HIA >1.5 months old Japan [47]
2 cohorts of 15 piglets, 2 months old, bled every 10 days for 4 months IgG ELISA >3 months old Cambodia, peri-urban [74]
2 cohorts of 15 piglets, 2 months old, bled every 10 days for 4 months IgG ELISA Peri-urban: >2 months oldRural: >3.5 months old Cambodia, peri-urban and rural [75]
5 piglets, 2 months old, bled every month for 3 years HIA >2 months old South India [61]

HIA—hemagglutination inhibition assay; ELISA—Enzyme-Linked Immunosorbent Assay.