Suddenly cells change the kind of food they eat, change their resistance to antibiotics and even grow colonies with completely different shapes.
Not exact matches
Such was the comfortable vista which, less than a century ago, began abruptly to
change beneath our gaze, something in the fashion of those organic tissues in the living body which, after long remaining harmless and dormant, their
cells apparently indistinguishable from those of the surrounding tissue,
suddenly burst into dangerous growth.
«When you look at them in
cells or in vitro, they grow and grow, and
suddenly start to shrink without any
change in the external conditions.
«We found that a heritable genetic element based on protein folding, not encoded in DNA or RNA, allows yeast to acquire many silent
changes in their genome and
suddenly reveal them,» said Susan Lindquist, PhD, professor of molecular genetics and
cell biology at the University of Chicago, Howard Hughes Investigator and principal author of the study.