mouse mammary tissue collagen (IMAGE) Cold Spring Harbor Laboratory Caption Mice with UTIs (center) exhibited an 84% increase in mammary tissue collagen content, compared to a control group (left). However, after the infection was treated (right), the tissue changes were reversed. Credit dos Santos lab/Cold Spring Harbor Laboratory Usage Restrictions Attribution required License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.