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Bioluminescence measurements ofsaliva reveal stress levels

17 Jun 2002

Bioluminescence measurements ofsaliva reveal stress levels, Russian scientists told the 10th International Symposium on Bioluminescence andChemiluminescence in Bologna. Ateam from Krasnoyarsk State University tested three groups of peoplebefore and after a given activity: healthy 4 to 5-year-olds playing,wrestlers training and students in lectures. They found that the lightintensity of an excited saliva-enzyme mixture corresponded to the stateof stress.

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