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Volume 11, Number 1—January 2005

Dispatch

Serologic Evidence of Human and Swine Influenza in Mayan Persons

Guadalupe Ayora-Talavera*Comments to Author , Juan Manuel Cadavieco-Burgos*, and Alejandro Bernardino Canul-Armas*
Author affiliations: *Universidad Autónoma de Yucatán, Mérida, Yucatan; Serologic Evidence of Human and Swine Influenza

Main Article

Table 1

Hemagglutination inhibition antibodies to influenza virus, Kochol, Yucatán

No. samples Titer Month No. (%) positive samples
A/Bayern/7/97
(H1N1) A/Sw/Wis/238/97
(H1N1) A/Sw/Mn/593/99
(H3N2) A/Sydney/5/97
(H3N2)
73 June 22 (30) 2 (2.7) 59 (80.8) 32 (43.8)
0 41 67 4 10
10 6 2 2 12
20 4 2 8 19
40 5 2 9 9
80 6 11 17
160 7 18 4
320 2
640 4 18
1,280 3
35 July 8 (23) 0 26 (74) 14 (40)
0 18 5 13
10 6 2 2
20 3 2 6
40 3 7 8
80 3 10 4
160 1 4 2
640 1 4
1,280 1
7 August 1 (14) 0 6 (85.7) 1 (14)
0 4 1 3
10 1 1
20 1 3
40 1 1 1
160 4
320 1

Main Article

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