in vivo

[ in vee-voh ]

adverb

1. (of a biological process) occurring or made to occur within a living organism or natural setting. Compare in silico ( def ), in vitro ( def ).

in vivo

/ ɪn ˈviːvəʊ /

adverb

1. (of biological processes or experiments) occurring or carried out in the living organism

in vivo

/ ĭnvē′vō /

1. Inside a living organism.
2. Compare in vitro

in vivo

1. In nature; literally, “in life.” In vivo conditions are distinguished from those that might exist only in a laboratory. ( Compare in vitro .)

Word History and Origins

Origin of in vivo¹

First recorded in 1900–05; from Latin in vīvō “in (something) alive”

Word History and Origins

Origin of in vivo¹

New Latin, literally: in a living (thing)

Example Sentences

"Our continued collaboration with the So lab and their expertise with microscope development has enabled in vivo studies that are unapproachable using conventional, out-of-the-box two photon microscopes," she added.

From Science Daily

Now, researchers have found a way to bridge the gap between in vitro and in vivo research: artificial blood vessels.

From Science Magazine

When T-cell receptor binding to the presented cancer protein fell within the Goldilocks strength range, the researchers saw increased T-cell proliferation and activation in vitro and in vivo.

From Science Daily

The research, funded by Cancer Research UK, could hold promise for antibody therapy treatment for some forms of cancer, although more work is needed to determine the 'in vivo' effects in patients undergoing treatment.

From Science Daily

"If we test our theory quantitatively on data in vivo, then these are just interesting mathematical games, not a solid understanding of memory-making magic," said Mehta.

From Science Daily