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The requested URL /bookmarks/mark?op=add&bkmk=http%3A//ajpcell.physiology.org/content/275/3/C888&title=Estrogen%20increases%20the%20permeability%20of%20the%20cultured%20human%20cervical%20epithelium%20by%20modulating%20cell%20deformability was not found on this server. That’s all we know.