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Table 4. Occurrence of aflatoxin B1 in Latin America and Asia
Product Region/Country Detected/total
no. of samples
Latin America
Maize Argentina, Brazil, Costa Rica,
Mexico, Venezuela
Aflatoxin B 1
(μg/kg)
Compiled by the Working Group from the
following references
5086/15 555 0.2–560 Viquez et al. (1994); Torres Espinosa et al.
(1995); Juan-López et al. (1995); Resnik et al.
(1996); González et al. (1999) (none found in
Argentina); Medina-Martínez & Martínez (2000);
Ono et al. (2001); Vargas et al. (2001)
Maize foods Brazil 30/322 2.80–1323 a
Midio et al. (2001)
Peanuts and products Brazil 41/80 Max. 1789 Freitas & Brigido (1998)
Soya bean Argentina 9/94 < 1–11 Pinto et al. (1991)
Sorghum Brazil 18/140 7–33 (mean) da Silva et al. (2000)
Poultry feed Argentina 41/300 17–197 Dalcero et al. (1997)
Asia
Maize and flour China, India, Indonesia,
Philippines, Thailand
1263/2541 0.11–4030 Yamashita et al. (1995); Yoshizawa et al. (1996);
Zhang et al. (1996); Bhat et al. (1997); Ueno
et al. (1997); Shetty & Bhat (1997); Ali et al.
(1998); Vasanthi & Bhat (1998); Lipigorngoson
et al. (1999); Li et al. (2001)
Maize products Malaysia, Philippines 77/404 1–117 Ali et al. (1999); Arim (2000)
Maize feed Viet Nam 27/32 8.6–96.0 Wang et al. (1995)
Peanuts China, India, Japan, Thailand 1456/7796 0.2–833 Bhat et al. (1996); Zhang et al. (1996); Hirano
et al. (1998); Lipigorngoson et al. (1999); Okano
et al. (2002)
Peanut products, oil,
butter
China, Malaysia, Philippines 235/594 1–244 Zhang et al. (1996); Ali et al. (1999); Arim
(2000)
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