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. Author manuscript; available in PMC: 2011 Jun 1.
Published in final edited form as: Med Vet Entomol. 2010 Mar 31;24(2):101–107. doi: 10.1111/j.1365-2915.2010.00863.x

Table 1.

Concentrations (μg/mL) that impose 50% mortality (LC50) of third instar An. gambiae s.s. larvae in naïve population, and following three successive generational exposures to heavy metals

Strain Generation LC50 (μg/L) 95% CI Slope (β ± SE) χ2
Cadmium F0 6.07 4.80 – 7.77 2.81 ± 0.41 0.17
F3 4.45 3.29 – 5.89 2.65 ± 0.49 0.34
Copper F0 12.42 8.34 – 18.45 1.76 ± 0.29 1.52
F3 25.02 18.20–35.59 2.12 ± 0.33 0.31
Lead F0 493.32 245.22 – 1007.77 1.03 ± 0.18 2.60
F3 516.69 272.44 – 1072.20 1.00 ± 0.16 1.55

Figures indicated in brackets are 95% confidence intervals about respective median value.