Development of the rapid test kit for the identification of Campylobacter spp. Based on Loop-mediated isothermal amplification (LAMP) in combination with a Lateral flow dipstick (LFD) and gold Nano-DNA probe (AuNPs) / Dueantem Thongphueak, Kosum Chansiri, Thayat Sriyapai, Supatra Areekit, Somchai Santiwatanakul, Piyada Wangroongsarb