User:DamarZ14/sandbox



Hello, my name is Davide. I live in Italy. I like it here. I like apples. I know a friend who knows Bill Thompson.

Breath Analysis
Breath analysis is a technique that potentially allows to

History
It is well known that in ancient Roman times, people.
 * Roman smelling urine and breath to discover diseases
 * First systematic studies for breath analysis (80s)
 * Dogs smelling cancer

Breath Sampling
Since breath is a fluid that is produced naturally by humans, it can be easily collected from human subjects in a non-invasive manner. There are several things to consider when performing breath sampling.

Breath Volumes
Lung volumes The collected portion of the breath can come from different source:
 * Dead space: this is the lung volume component that does not take part into the gas exchange process at the alveoli;
 * Alveolar volume: this is the part of exhaled breath volume that takes part in the gas exchange process at the elvel of the alveoli. Therefore, it should richer of VOCs rather than the Dead space.
 * Separation of breath into alveolar and dead space

Techniques for breath samples analysis
There are several techniques that can be used to analyze the chemical content of breath samples. There are standard chemical methods, involving the preparation of the samples according to the medium in which ehey have been te

Techniques for breath analysis:
 * Gas Chromatography - Mass Spectrometry
 * Ion Mobility Spectrometry
 * Proton Transfer Reaction Mass Spectrometry

Cyranose 320
The Cyranose 320 is a