The following was written by Donald D. Kasarda who is a research chemist in the Crop Improvement and Utilization Research Unit of the United States Department of Agriculture. If you have any questions or comments regarding the piece, you can address them to Don at: Open Original Shared Link.
Most sprouted wheat still has gluten or gluten peptides remaining. Although the sprouting begins enzymatic action that starts to break down the gluten (a storage protein for the plant) into peptides and even amino acids. Generally this is not a complete process for sprouts used in foods so some active peptides (active in celiac disease) remain.

Celiac.com 08/31/2010 - In my work as an author, researcher, and gluten-free advocate, I know how challenging the gluten-free diet can be. One of the most vital and tricky parts of the diet is learning what foods have gluten and which are "naturally" gluten-free as well as learning how to read labels. Unfortunately, these aren't always enough. Just because a grain is supposed to be "naturally" gluten-free, doesn't mean that it is. In fact, a recent study tested 22 so-called "inherently" gluten-free grains and found that over thirty percent of them had gluten.
Gluten is a protein found in the grains wheat, barley, and rye, and is inherently lacking in grains such as oats, buckwheat, quinoa, millet, soy, sorghum, flaxseed, rice, and amaranth seed. A study tested 22 of these "naturally"...