10 g sample was weighed into a stomacher bag containing 90 ml ringers solution (Oxoid BR0052) and homogenised using a Lab-blender 400 (Seward Laboratory, London) stomacher for 1 min.
10 g sample was weighed into a stomacher bag containing 90 ml ringers solution (Oxoid BR0052) and homogenised using a Lab-blender 400 (Seward Laboratory, London) stomacher for 1 min.