by Christoph — DGGE, to keep the ti­tle short, stands for de­na­tur­ing gra­dient gel elec­tro­pho­re­sis. You may won­der what an elec­tro­pho­re­sis tech­nique is do­ing in our 'of Terms in Bio­lo­gy' sect­ion, but it was once a nifty way to ex­plore mi­cro­bial di­ver­si­ty in en­vi­ron­men­tal samp­les. And some­times it still is, which struck me...