Radiobiology

Discussion

mortality one week (Gy) one month (Gy) four months (Gy)
0% 1.5 2.0 3.0
5% 2.5 3.5 5.0
50% 4.5 6.0
Mortality from accumulated radiation exposure Source: Todd Postma, University of California, Berkeley
organism LD-50 (Gy)   organism LD-90 (Gy)
dogs, pigs 3   cabbage, spinach 140
goats 3.5   organism  LD-100 (GY)
humans 4   onions 20
mice, monkeys 4.5   oats 33
sheep 5.4   barley, rye, wheat, corn 43
fish, shellfish 5.5–1000   fruits, grasses > 50
cattle, rats, horses 6.3   potatoes 120
rabbits 8   tomatoes 150
chickens 10      
insects > 50      
turtles 150      
bacteria, viruses 1000      
Lethal Dose for Various Organisms (LD-50 = 50% mortality) Source: Todd Postma, University of California, Berkeley

environment

medical

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