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- Biology (-tech,-chem,micro-)
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- a volatile, organic compound C12H22O that is formed especially by soil-dwelling bacteria (such as streptomyces) and aquatic cyanobacteria and that may contribute to the earthy, pleasant odor of petrichor or impart a disagreeable, musty taste and odor to drinking water and certain fish Merriam-Webster dictionary
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- To put that in context, a shark can smell blood at one part per million. That means human noses are 200,000X more sensitive to geosmin, which is also the source of the earthy taste in some vegetables, than a shark is to blood. - American Council on Science and Health by
- They came up with the idea of “olfactogenetics.” It’s similar in principle to optogenetics, an approach Potter had been trying with Drosophila but to underwhelming results. Rather than using light to stimulate a specific neuron, olfactogenetics uses an odor—geosmin. - nature by
- Yet despite this substantial body of knowledge, geosmin and 2-MIB remain poorly understood throughout much of the water industry, and misconceptions which impede the prediction, treatment, and control of these volatile organic compounds (VOCs) persist. - ASM Journals by
Compare [close] Compare [close] - Korean
- Biology (-tech,-chem,micro-)
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- 지오스민은 종속영양세균군인 스트렙토마이세스(Streptomyces) 속 등의 방선균류와 광합성 세균군인 남세균류 등 원핵생물 뿐만 아니라 Penicillium을 비롯한 사상성 균류 등 진핵생물에서도 생산되는 흙냄새를 내는 화합물이다/ Naver, 김승범/충남대학교 - by Soorim Lee
- Example sentence(s)
- 사람은 지오스민의 냄새에 민감하며 숲 속의 토양이 발산하는 특유의 흙냄새는 정서적인 안정을 가져다 줄 수 있는 효과를 가진다. 실제로 사람의 코는 6-10ng/L(ppt) 정도의 농도로 존재하는 지오스민을 감지할 수 있는 것으로 알려져 있다.
- [네이버 지식백과] 지오스민 [G by Soorim Lee
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