Table 2

Cyanobacterial lipopolysaccharides and lethality

CYANOBACTERIUM
LETHALITY
REFERENCE

Anacystis nidulans
non-toxic at 10 mg/kg**
[172]
A. nidulans KM
2.5 mg/kg(= approx. 800-fold greater than Salmonella minnesota LPS)
[161]
Phormidium spp. (x3)
all non-toxic at mean dose of 333 mg/kg
[286]
Schizothrix calcicola
non-toxic at 200 mg/kg
[168]
Anabaena flos-aquae UTEX 1444
Anabaena cylindrica UTEX 1611
Oscillatoria brevis
non-toxic at 250 mg/kg
LD50 130 mg/kg
LD50 190 mg/kg
[169]
[169]
[169]
Microcystis aeruginosa 006
lipid A
M. aeruginosa NRC-1
lipid A
LD50 approx 45 mg/kg**
LD50 60 mg/kg**
LD50 40 mg/kg**
LD50 approx 45 mg/kg**
[159]
[159]
[159]
[159]
Spirulina platensis Lb 1475/4a
LD100 425 mg/kg**
[223]
Microcystis sp. PCC 7806
1 of 3 mice* died at 50 μg/kg**
[160]
M. aeruginosa (bloom sample)
Cylindrospermopsis raciborskii AWT 205
no deaths at 70 mg/kg
no deaths at 70 mg/kg
[156]
[156]

*galactosamine-sensitised (= TNF-α hypersensitised)

adrenalectomised mice

** assumed weight of mice: 20 g

Stewart et al. Environmental Health: A Global Access Science Source 2006 5:7   doi:10.1186/1476-069X-5-7