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FCS: Fluorescence Correlation Spectroscopy. A Confocal Microscope. Can illuminate and detect fluorescence in a tiny volume <0.5 um in width. <F>. F(t). ω xy. 2 ω z. FCS allows observations of diffusion in living cells and different parts of living cells.
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FCS: Fluorescence Correlation Spectroscopy
A Confocal Microscope Can illuminate and detect fluorescence in a tiny volume <0.5 um in width
<F> F(t)
ωxy 2ωz
FCS allows observations of diffusion in living cells and different parts of living cells
Diffusion in cells often does not behave like diffusion in a homogenous solution… Different types of movement Different complexes or different types of movement for portions of the same protein