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Where are the G1 checkpoints located?
Posted June 8, 2023
Bioconjugation Chemical ReagentsCell Cycle AnalysisCell Cycle AssaysCell Cycle and ProliferationCellular ProcessesFlow Cytometry ReagentsFluorescence Activated Cell Sorting (FACS)Immunohistochemistry (IHC)
Answer
The G1 checkpoint is located at the end of G1 phase, preceding the transition to S phase. If cells are unable to pass the G1 checkpoint, they may exit the cell cycle and enter the G0 state where they may later re-enter G1.
Additional resources
Cell Cycle Regulation by CheckpointsCell Cycle Assays Cell Meter™ Fluorimetric Live Cell Cycle Assay Kit *Optimized for 405 nm Violet Laser Excitation*

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