Adjective

(-)

Upon which no operation has been performed.

*{{quote-journal, 1998, date=April 17, Jiuyong Xie & David P. McCobb, Control of Alternative Splicing of Potassium Channels by Stress Hormones, Science citation

, passage=In six unoperated animals, the ratio varied from 0.59 to 0.83 (mean ± SEM = 0.74 ± 0.02) (Fig. 2 B). }}

*{{quote-journal, 1998, date=August 7, Isao Hasegawa et al., Callosal Window Between Prefrontal Cortices: Cognitive Interaction to Retrieve Long-Term Memory, Science citation

, passage=After diamidino yellow (DY) was injected in anteroventral portions of unilateral inferotemporal cortex, no labeled neurons were detected in the contralateral homotopic areas in the posterior-split preparation (Fig. 2 E), in marked contrast to the unoperated control (Fig. 2 F). }}