New botox super-toxin has its details censored

New botox super-toxin has its details censored - health - 14 October 2013 - New Scientist: "A new type of botulinum toxin – the deadliest substance known – has been discovered. Because it does not yet have an antidote, the DNA sequence behind it has been withheld from public databases. This is the first time a sequence has been kept secret over security concerns."