DETERMINATION OF VICINAL DIKETONS IN BEER BY MEANS OF SPME METHOD.

Determination of vicinal diketons in beer by means of SPME method.

The necessity of monitoring of the content of vicinal diketons - 2,3-butandione (diacetyl) and 2,3-pentanedione - in beer is based on here the fact that the exceeding of threshold concentration of perception results in the negative influence of sensorial properties of beer, called as butter aroma.For the determination of these substances, a spectro

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Management of sarcoidosis in clinical practice

ngetikin.com Sarcoidosis is a systemic disease of unknown cause with very diverse presentation, outcome, severity and need for treatments.While some presentations may be very typical, for many patients, the presentation is nonspecific, with shared associations with other diseases at times being by far more frequent or misleading, which can be a cau

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Stress reactivity near birth affects nest building timing and offspring number and survival in the European rabbit (Oryctolagus cuniculus).

The physiological response to stressors has great importance, and its variance has an adaptive role in the survival of individuals.This study describes the effects of stress-axis activation on maternal behavior during the birthing process (parturition) in captive rabbits (Oryctolagus cuniculus).In this species, chances of survival are strongly infl

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