Last week I wrote about how human limb regeneration research had hit a roadblock and wasn’t advancing at its projected pace. This was, and is, true. But, as several readers who are smarter than me, HI EVERYONE WHO READS THIS BLOG, pointed out, some stunning advances had still taken place. For those of you who haven’t followed my various articles over the last few years, I’ll just toss in a brief synopsis. Several invertebrates, such as worms, and some amphibians, including a variety of lizards, can regrow their limbs after they are lost. This renders a tragedy into a minor inconvenience. Humans, you may have heard, do not possess this ability. But, since we are all evolved from the same basic life forms, we do carry some of the genes other animals do which could allow this to happen in us. [Read more…] about This Could Grow On You