Any tissue (not just skin) that is chronically inflamed because of the persistent presence of pathogens, toxins or genetic damage helps to spur illness, from heart disease to cancer. (scientificamerican.com)
The presence of the pathogen in the cell activates specific proteins that cause death of both the plant cell and the invading pathogen. (sciencedaily.com)
For early crash detection, Jeri Timlin, an analytical chemist on Sandia's DISCOVR team, is using a technique called spectro - radiometric monitoring to watch the ponds for subtle changes in reflected light that indicate the presence of pathogens or predators. (sciencedaily.com)