作者: Tetsuo Ohkuwa Toshiaki Funada , Takao Tsu
DOI: 10.5772/32725
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摘要: Blood samples are commonly used to explain the mechanism of metabolism during exercise and diagnosis certain diseases. However, blood sampling is invasive usually accompanied by problems such as loss blood, emotional stress discomfort for volunteers. The collection analysis expired air skin gas has a number advantages compared that can be performed non-invasive painless procedure. These volatile monitoring attractive since they repeated frequently without any risk their does not require skilled medical staff. Especially, gases which emanated from human enables hands, arms, fingers other local areas bodies (Tsuda et al. 2011). Volatile organic compounds produced anywhere in body may reflect physiologic or pathologic biochemical processes. substrates transported via bloodstream exhaled through lung (Schubert 2004). Analysis enable observation process noninvasive manner.