I didn't quite know what to make of this info, so until I know more I'll post it on the blog and continue to research this.
In 2011, scientists in Beijing reported on a method of creating large amounts of gelatin by inserting human DNA fragments into yeast. Human DNA-derived gelatin has actually been in use for a while, in vaccine preparation and the gel caps that many over the counter drugs come in. This method created such large quantities of gelatin that it would be practical to use it for more common consumer goods like candy and baking supplies.
Here's the thing – gelatin derived from human DNA is not made with human tissues in any way. It's pure chemistry. Regular gelatin? It's rendered by boiling a mess of animal byproducts like pig skins, cattle bones and entire horses. And people are worried about a few nucleic acids?
Full article: i09.com
Further reading on gelatin processing: http://www.geafiltration.com/library/gelatin_processing_aid.asp