Cure would block feared bioweapon that causes paralysis
                                
                                
                                    (Newser) -
                                    Scientists are one step closer to developing an antidote to botulinum, a potentially devastating biological weapon, the BBC reports. Terrorists have tried, so far unsuccessfully, to deploy the neurotoxin, which is also the culprit in botulism and the secret behind Botox. A botulinum vaccine already exists, but the new drug...