[1] Univ Putra Malaysia, Inst Biosci, Aquat Anim Hlth & Therapeut Lab AquaHlth, Serdang 43400, Selangor, Malaysia
[2] Univ Putra Malaysia, Fac Vet Med, Dept Vet Lab Diag, Serdang 43400, Selangor, Malaysia
[3] Univ Putra Malaysia, Fac Sci, Dept Biol, Serdang 43400, Selangor, Malaysia
[4] Univ Putra Malaysia, Fac Agr, Dept Aquaculture, Serdang 43400, Selangor, Malaysia
[5] Univ Putra Malaysia, Fac Vet Med, Dept Vet Preclin Sci, Serdang 43400, Selangor, Malaysia