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Hemoglobin Oxidation and Reduction Processes in Biochemistry

Explore the reversible reduction of oxyhemoglobin, oxidation into methemoglobin, and redox reactions of hemoglobin with sodium dithionite and potassium ferricyanide. Spectra analysis of oxy- and deoxyhemoglobin, and carbonmonoxy- and methemoglobin.

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Hemoglobin Oxidation and Reduction Processes in Biochemistry

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  1. Oxidation and Reduction of Hemoglobin CHEM-342 Introduction to Biochemistry

  2. Reversible “Reduction” of Oxyhemoglobin Add a small amount of sodium dithionite, Na2S2O4 Stir in the presence of air

  3. Spectra for Oxy- and Deoxy-Hemoglobin OxyHb DeoxyHb OxyHb Wavelength (nm) DeoxyHb

  4. Oxidation of Oxyhemoglobinto Methemoglobin Add a small amount of Potassium ferricyanide, K3[Fe(CN)6] OxyHb MetHb

  5. Spectra for Carbonmonoxy- and Met-Hemoglobin CO-Hb Met-Hb Wavelength (nm) Met-Hb

  6. Redox Reactions of Hemoglobin -O2 -O2 +O2 -e- OxyHb Oxidizing agents [-e-] Reducing agents [+e-] DeoxyHb MetHb

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