Revert "some ui update, and a GET method for single cell"

This reverts commit 5fd43a2ff6d624da5df0f1d0acd7bdaafcfbc7f7.
Revert "Revert "some ui update, and a GET method for single cell""

This reverts commit d298fa31dbda09933cabb2e3e14934b71a011aa9.