Fig. 4From: Rapid detection of the common avian leukosis virus subgroups by real-time loop-mediated isothermal amplificationVisual detection of LAMP assay sensitivity. The tubes represent samples used in the visual inspection of LAMP assay sensitivity test. 1, 2 × 107 copies/μl; 2, 2 × 106 copies/μl; 3, 2 × 105 copies/μl; 4, 2 × 104 copies/μl; 5, 2 × 103 copies/μl; 6, 2 × 102 copies/μl; 7, 2 × 101 copies/μl; 8, 2 × 100 copies/μlBack to article page