Questions pertaining to red blood cells, or erythrocytes, the most common type of blood cell that is responsible for delivering oxygen throughout the body.

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What is the reason for 'microcytic' anaemia?

I know the causes for microcytic anaemia are Fe deficiency, prolonged inflammation, Thalessemia, Sideroblastic etc. All these logically point to a decrease in Haemoglobin synthesis - either Haeme or ...
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Coagulation of blood in small intestine due to trypsin

Trypsin is secreted in the small intestine to convert proteins into dipeptides i.e. to carry out digestion of proteins. However, it is also a coagulating agent which coagulates blood by hydrolysing ...
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distribution of some injected materials/medicines through blood vessels

Fastest distribution of some injected materials/medicines & with no risk of any kind can be achieved by injecting it into - artery or vein?
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Can overhydration cause a drop in hemoglobin?

I am trying to understand the mechanism by which overhydration affects hemoglobin and oxygen intake. Does the water first depletes the buffers such as ferritin storages? What about haematocrits? In ...
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Some kind of better oxygen-transport protein or something… Can you help me find it?

I remember reading about artificial or man-made, oxygen-transport protein that is somehow an improvement on hemoglobin, and that it is possibly immune to sickle-cell anemia, or something... But I ...