Table 5 Estimated doses of cyanotoxins by the cutaneous route
From: Cutaneous hypersensitivity reactions to freshwater cyanobacteria – human volunteer studies
| Cyanotoxin | Dose per subject | Dose by weight* | Mouse LD50(i.p.) |
|---|---|---|---|
| Cylindrospermopsin | 160 ng | 2.4 ng/kg | 2.1 mg/kg (24 hours); 200 μg/kg (5–6 days) [31] |
| Microcystins | 170 ng | 2.6 ng/kg | 45–70 μg/kg (most toxic forms) [32 (p. 140)] |
| Saxitoxins | 3.8 ng | 58 pg/kg | 10–30 μg/kg [32 (p. 140)] |