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cord blood

American  

noun

  1. blood from the placenta drawn through the newly severed umbilical cord, collected for study or for possible transfusion to treat disease in the child.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

To investigate, the research team analyzed DNA methylation patterns, a common form of epigenetic modification, in umbilical cord blood from 571 infants.

From Science Daily • Jun. 2, 2026

He said he believed doing so would have allowed his son to be infused with vitamin K from the cord blood, a popular theory on social media.

From Salon • May 7, 2026

On the other hand, a 2020 study that measured acetaminophen in umbilical cord blood did find a dose-dependent association with autism.

From Slate • Sep. 26, 2025

The only stem cell products the FDA has approved for use are stem cells extracted from umbilical cord blood, and then only for rare blood disorders.

From Los Angeles Times • Jan. 17, 2025

The hospital said the trial saw her receive "a cord blood stem cell transplant" alongside a series of white blood cell transfusions, which were aimed at "boosting the cancer-fighting abilities of the new cord blood".

From BBC • Jun. 20, 2023

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