Not there yet
We are still not advanced enough scientifically or medically to really be able to measure or understand these changes.
Water appears to imprint energy (http://www.Youtube.Com/watch?V=tavzsjcbtx8). 2/3 of the body is water. The expression of our dna
may be influenced through electromagnetic energy in water (epigenetics)(biology of belief - lipton). So em may change our dna expression.