Cell Aggregation in the Dermis (IMAGE) University of California - Berkeley Caption The cells of the developing skin pile up into multicellular aggregates, each of which will form a follicle. This begins when the cells of the dermis (d) pull into aggregates, bunching the cells in the neighboring epidermis (e). Credit Amy Shyer, UC Berkeley. Usage Restrictions None License Licensed 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.