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We propose that a cell's life is divided into two fundamentally different parts. Some time after mitosis all cells enter a state (A) in which their activity is not directed towards replication. A(More)
Many clinically important enteric pathogens initiate disease by invading and passing through the intestinal epithelium, a process accompanied by increased epithelial expression of proinflammatory(More)
Infection with the protozoan parasite Entamoeba histolytica results in a high mortality worldwide. To initiate infection, E. histolytica trophozoites in the bowel lumen penetrate the epithelium, and(More)