Detection of invasion gene invA in Salmonella spp. Isolated from slaughtered cattle by PCR method: Arcan A N Al-Zubaidy 1, Afaf Abdulrahman Yousif 2, Mawlood A. A. Al-Graibawi 3, Jalil Darkhan 4. Iraqi J. Vet. Med. 2015;39(1):128-133. doi:10.30539/iraqijvm.v39i1.210