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parabiosis

American  
[par-uh-bahy-oh-sis, -bee-] / ˌpær ə baɪˈoʊ sɪs, -bi- /

noun

Biology.
  1. experimental or natural union of two individuals with exchange of blood.

  2. Physiology. the temporary loss of conductivity or excitability of a nerve cell.


parabiosis British  
/ ˌpærəbaɪˈəʊsɪs /

noun

  1. the natural union of two individuals, such as Siamese twins, so that they share a common circulation of the blood

  2. a similar union induced for experimental or therapeutic purposes

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms


Etymology

Origin of parabiosis

First recorded in 1905–10; para- 1 + -biosis


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.

See Examples For:

The company was co-founded in 2014 by Tony Wyss-Coray, a neurologist at Stanford University, after he published papers showing that the rejuvenating effect of parabiosis extended to the mouse brain.

From The Guardian ● Feb. 2, 2020

On the company’s website, he wrote: “Experiments in mice called parabiosis provided the inspiration to deliver treatments with young plasma.”

From Los Angeles Times ● Feb. 28, 2019

Irina Conboy of the Department of Bioengineering at UC Berkeley, who has published a study on heterochronic parabiosis, told Salon in an email the FDA made the right call.

From Salon ● Feb. 27, 2019

Since 2013, Amy Wagers, a stem-cell researcher at Harvard, has studied parabiosis in pairs of differently aged mice.

From The New Yorker ● Jan. 7, 2019

“The technique itself is kind of gross and crude,” admits Michael Conboy, a biologist and parabiosis researcher at the University of California, Berkeley.

From Economist ● Jul. 12, 2017

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