Wednesday, July 8, 2026
Science

Birds' efficient red blood cells convert metabolic 'waste' into fuel for rapid recovery

New research finds that birds can use lactate, often thought of as a metabolic waste product, as a cellular fuel that aids in rapid recovery from a harmful state that impairs oxygen delivery. Hemoglobin, the protein that carries oxygen to our tissues, naturally converts to methemoglobin, which limit...

Birds' efficient red blood cells convert metabolic 'waste' into fuel for rapid recovery
Image: Phys.org
New research finds that birds can use lactate, often thought of as a metabolic waste product, as a cellular fuel that aids in rapid recovery from a harmful state that impairs oxygen delivery. Hemoglobin, the protein that carries oxygen to our tissues, naturally converts to methemoglobin, which limits the blood's oxygen-carrying capacity.

Originally published at Phys.org

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