Survey of arsenic concentration in the sheep’s blood, wool and liver at Kurdistan provinces, Iran

The aim of this study is to determine level of arsenic in sheep‘s blood, wool and liver in Ghorveh area, city of Kurdistan provinces in Iran. The samples of blood and wool of 55 sheep, including both sexes in different age groups (3 years) were collected, sampling of liver also carried out from the slaughterhouse of the mentioned area. The mean concentration of arsenic in the blood, wool and liver of sheep were 10.024±7.105, 13.699±10.205 and 7.684±3.75 ppb, respectively, which blood concentration shown significant difference statistically in comparison to the normal value (P0.05). There is no significant correlation between arsenic concentration with age and sex (P>0.05). Arsenic concentration revealed the high level of arsenic in the environment and food in Kurdistan, which can be a serious threat to public health and other creatures.