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Rh negative
[ ahr-eych neg-uh-tiv ]
adjective
- Rh factor
Rh negative
noun
- blood that does not contain the Rh factor
- a person having such blood
Word History and Origins
Origin of Rh negative1
Example Sentences
A reaction there indicates you are Rh-positive; if nothing happens, you’re Rh-negative.
Its components, including antibodies, are the raw material for the production of life-saving medications used every day in emergency rooms and hospitals to treat immune diseases, stop bleeding, and save babies born to Rh-negative mothers.
Variations in their immune cells and proteins include a higher-than-normal frequency of Rh-negative blood types, for example.
Through a quirk of biology, Harrison’s blood contains a special antibody that can protect women and their unborn fetuses from “rhesus disease” — an unfortunate condition when the immune system of a woman with Rh-negative blood type attacks her Rh-positive fetus.
Type O, RH-negative blood can be used by anyone, regardless of their blood type.
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