A practitioner took a scab from someone with a mild case, made an incision in the skin of a healthy person, and infected that person with the scab. Sheep-scab is a loathsome skin disease due to an acarian parasite.
I did find this link, but I don't think it will help out much, because there is nothing on the internet about it, other than this. http://en.allexperts.com/q/Wild-Animals-705/frozen-crab-life-thawed.htm. Or you can go to this link. Its about frozen lobsters coming back to life after thawed.
Long cooking toughens the lobster so cook only until the meat is thoroughly heated. Frozen seafood can be superior in quality to fresh seafood products. Frozen spiny or rock lobster tails have clear white meat, no odor, and should be purchased hard-frozen and kept hard-frozen until ready to thaw, cook and eat. Cooking a Live Whole Lobster and How to Crack it.