Congratulations to Dr. Tamaki Yokohama-Tamaki (visiting scientist, 2012), her team in Tokyo, and Harley lab members Dan Weisgerber and Steven Caliari for the acceptance of our new article, ‘CXCR4/CXCL12 signaling impacts enamel progenitor cell proliferation and motility in the dental stem cell niche,’ in Cell and Tissue Research. Nice to have maintained a long-term collaboration across the Pacific!