haemoglobin

British  

/ ˌhɛm-, ˌhiːməʊˈɡləʊbɪn /

noun

1. a conjugated protein, consisting of haem and the protein globin, that gives red blood cells their characteristic colour. It combines reversibly with oxygen and is thus very important in the transportation of oxygen to tissues See also oxyhaemoglobin

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Etymology

Origin of haemoglobin

C19: shortened from haematoglobulin, from _haematin + _globulin the two components

Example Sentences

Crucially foetal haemoglobin is not affected by sickle cell disease, so Crispr acts by dampening down the "switch" that makes the body produce the adult form.

From BBC • Jan. 30, 2025

It increases the number of red blood cells in the body and haemoglobin - a protein that carries oxygen - found in those cells.

From BBC • Dec. 4, 2024

So the therapy disables the switch - named BCL11A – so the adult body starts making fetal haemoglobin once again.

From BBC • Aug. 7, 2024

Crucially, it is only the adult form of haemoglobin that is affected by beta thalassaemia.

From BBC • Aug. 7, 2024

This is the result of the very considerable destruction of the blood-corpuscles which takes place, the haemoglobin of which is absorbed by the parasites as nutriment.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" by Various