In the past, Actin markers visualized Actin but also disturbed the acitivity of the protein. In contrast, the new Actin marker LifeAct from ibidi binds to the structure protein without constraining its activity. Only 17 amino acids long, LifeAct is linked to a fluorescent dye which allows the tracking of development and movement of Actin structures. Originating from yeast, the marker has also been successfully utilized in kidney cells, white blood cells, neurons and a multitude of further cell jjmrl upn kbutizb.
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