Related topics: stem cells · transcription factors

Embryo's early development revealed in a dish

During embryonic development, the entire nervous system, the skin and the sensory organs emerge from a single sheet of cells known as the ectoderm. While there have been extensive studies of how this sheet forms all these ...

How time affects the fate of stem cells

How do temporal variations in protein concentrations affect biology? It's a question that biologists have only recently begun to address, and the findings are increasingly showing that random temporal changes in the amount ...

Finding a cell's true identity

Scientists have long sorted cells into different varieties based on their appearance under a microscope or, for differences that are more visually subtle, based on the behavior of a handful of genes. But in a bid to reveal ...

Looking beyond genes to explain blood cells' fates

Scientists often talk about cell fate and commitment in terms of mechanisms that control gene expression (transcription factors, chromatin remodeling, etc.). But by studying Diamond-Blackfan anemia (DBA), rare genetic blood ...

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