It turns out that, in these areas, HbS carriers have been naturally selected, because the trait confers some resistance to malaria. Their red blood cells, containing some abnormal hemoglobin ...
This is like coding new instructions into the cell. The old instructions for the abnormal hemoglobin S (HbS) are still there, but now the cell can make normal HbA (hemoglobin A) and HbS. The vector ...
All were negative for anti-HBc. Fifty-four of the children, in whom the anti-HBs had fallen below 10 mIU/mL, received a booster dose of 2.5 µg of a yeast recombinant hepatitis B vaccine ...
The resulting hemoglobin is called HbS. Rigid sickle cells cannot travel through narrow blood vessels, which clogs them, forming clots that stop blood circulation in different places. The clots ...
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