This percentage is also lower than that calculated for any of the individual journals in the top 100 journals (Figure 6—source data 1) except 4, including Frontiers in Plant Science (5 cell lines on the problematic list of 399 detected cell lines), Breast Cancer Research: BCR (8 of 423), Nature Structural and Molecular Biology (14 of 253), Cell Reports (12 of 386), and Nature Chemical Biology (17 of 523). Here, BCR is linked to breast cancer.