Number Author Year Model Tissue Doses/area Exposure Comet parameter Mean Observed effects
1 Flora et al. [31] 2004 Rat Blood 10mgKg-1 5days/wk/12wk tail length no data heavy DNA damage
2 Yanezet al. [33] 2003 Human Blood Villa de la Paz ±2years tail length, tail moment 67.6µm, 6.8 significant damage
          Matehuala     41.7µm, 3.2 in Villa de la Paz
3 Basuet al. [24] 2005 Human Blood West Bengal ±5years %DNA tail 59.74±10.54µm  
              Tail length 58.68±10.23µm DNA damage
              Tail moment 42.31±11.58  
              Comet length 83.33±15.51µm  
4 Paluset al. [30] 2005 Human Blood Poland ±18years Tail moment 13.2x10-3 significant damage
5 Paluset al.[38] 2006 Mice Blood 50µg/L 3,6,12 months Tail moment 0.14±0.11,0.02±0.02,0.14±0.07 significant damage
          200µg/L 3,6,12 months   0.16±0.12,0.03±0.01,0.02±0.01 at 50µg/L
          500µg/L 3,6,12 months   0.12±0.06,0.03±0.01,0.03±0.03  
6 Vuyyuriet al.[34] 2006 Human Blood India minimum 3 year Tail length 14.95±0.21µm signficant damage
7 Banerjee et al. [35] 2008 Human Blood Murshidabad ±10year Olive tail moment 2.76±1.39 significant damage
              %DNA tail 14.05±4.71  
              Tail length 11.85±5.51  
8 endez-Gomez et al.[36] 2008 Human Blood Mexico(3 school around arsenic location) minimum 6 month Tail length    
          Distant     29.2 significant damage
          Intermediate     25.3 in nearest compared
          Nearest     28.6 to intermediate
9 Akramet al.[29] 2009 Rat Ovary 50,100,200ppm 28 days Tail moment 0.09±0.01,0.45±0.05,0.50±0.05 significant damage
              Tail length 17.98±1.39, 20.61±1.45,22.12±1.49 maximum at high dose
              %DNA tail 0.43±0.02,1.73±0.08,2.12±0.11  
              Olive tail moment 0.08±0.01,0.40±0.04,0.50±0.04  
10 Ahmad et al. [39] 2011 Fish Liver 3ppm 48,96,192hrs %DNA in tail >10, >20, >20 significant, with
          28ppm     >30, >40, >30 maximum damage
          56ppm     >40, >50, >40 at 96hr
11 Ahmad et al. [39] 2011 Fish Blood 3ppm 48,96,192hrs %DNA tail >10, >10, >10 significant, with
          28ppm     >20, >30, >20 maximum damage
          56ppm     >30, >40, >30 at 96hr
12 Flora et al.[32] 2012 Mice Blood 5mg l-1 28 weeks Tail length >150µm significant damage
13 Jasso-Pineda [37] 2012 Human Blood San Luis Potosi state(3 communities)        
          community 1 ±6year Tail moment 5.2±0.6 significant damage
          community 2 ±6year   3.5±0.4  
          community 3 ±7year   2.5±0.4  
Table 2: Detailed description of findings observed in present review.