[mass noun] The anatomical joining of two individuals, especially artificially in physiological research.
- ‘The effects of x-irradiation on bone growth were studied in pairs of rats during protracted parabiosis involving vascular anastomosis.’
- ‘In this study, we demonstrated by parabiosis that type I alveolar epithelial cells and lung fibroblasts as well as interstitial monocytes/macrophages could be derived from circulating slem/progenitor cells.’
- ‘Mortality from the procedure was nil, and the health of animals after parabiosis was excellent, as is commonly observed.’
Early 20th century: modern Latin, from para- ‘beside, distinct from’ + Greek biōsis mode of life (from bios life).
We take a look at several popular, though confusing, punctuation marks.