氢气医学

氢气的几个关键数据

发布时间:2026-03-30本文来源: 氢思云
氢气是一种痕量气体,在大气中的占比极低,其混合比约为0.530±0.006 ppm(10⁻⁶),且存在季节性变化[21]。
全球海洋表层水体中的氢气通常处于过饱和状态,饱和度一般为大气中氢气的2至5倍(最高可达15倍),这些氢气主要由蓝细菌的固氮作用产生[22]。
哺乳动物细胞中缺乏功能性氢化酶基因,但肠道微生物组可通过发酵产生氢气,部分氢气会经体循环后从肺部呼出[23]。肺泡空气中的氢气可使机体各器官和组织达到饱和状态[24]。
健康日本人群呼气中的平均氢气浓度为13 ppm,是大气中氢气浓度的20倍[25]。

21.Novelli, P.C.; Lang, P.M.; Masarie, K.A.; Hurst, D.F.; Myers, R.; Elkins, J.W. Molecular hydrogen in the troposphere: Global distribution and budget. J. Geophys. Res. 1999, 104, 3042730444. [Google Scholar] [CrossRef]

22.Lappan, R.; Shelley, G.; Islam, Z.F.; Leung, P.M.; Lockwood, S.; Nauer, P.A.; Jirapanjawat, T.; Ni, G.; Chen, Y.J.; Kessler, A.J.; et al. Molecular hydrogen in seawater supports growth of diverse marine bacteria. Nat. Microbiol. 2023, 8, 581595. [Google Scholar] [CrossRef] [PubMed]

23.Carbonero, F.; Benefiel, A.; Gaskins, H. Contributions of the microbial hydrogen economy to colonic homeostasis. Nat. Rev. Gastroenterol. Hepatol. 2012, 9, 504518. [Google Scholar] [CrossRef]

24.Yamamoto, R.; Homma, K.; Suzuki, S.; Sano, M.; Sasaki, J. Hydrogen gas distribution in organs after inhalation: Real-time monitoring of tissue hydrogen concentration in rat. Sci. Rep. 2019, 9, 1255. [Google Scholar] [CrossRef]

25.Kiyama, T.; Tokunaga, A.; Naji, A.; Barbul, A. Changes in the negative logarithm of end-tidal hydrogen partial pressure indicate the variation of electrode potential in healthy Japanese subjects. Sci. Rep. 2023, 13, 15473. [Google Scholar] [CrossRef]

主题内容参考
Kiyama, T. Environmental Hydrogen Concentration as a Novel Factor Determining Changes in Redox Potential. Physiologia 20255, 36. https://doi.org/10.3390/physiologia5040036
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