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FCS: Fluorescence Correlation Spectroscopy

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

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  1. FCS: Fluorescence Correlation Spectroscopy

  2. A Confocal Microscope Can illuminate and detect fluorescence in a tiny volume <0.5 um in width

  3. <F> F(t)

  4. ωxy 2ωz

  5. FCS allows observations of diffusion in living cells and different parts of living cells

  6. 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

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