Haemoglobin spin state
Definition
The electronic configuration of iron in the haem group, either high-spin or low-spin. Oxyhaemoglobin and methaemoglobin differ in spin state, and Raman spectroscopy can detect this via marker bands in the porphyrin ring vibration region.
Related terms
- Near-infrared spectroscopy (NIR)
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- Raman spectroscopy
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- Validation
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Explained in
- Spectroscopic Methods for Bloodstain AgeingThe electronic configuration of iron in the haem group, either high-spin or low-spin. Oxyhaemoglobin and methaemoglobin differ in spin state, and Raman spectro...