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[Relationship between wool yield and cyst(e)ine level in blood plasma]
A A el-Meadawy1, M Ulbrich, C Geissler
1Institut für Fütterung und Ernährungsschäden, Universität Leipzig, Germany.
Archiv Fur Tierernahrung
|January 1, 1992
Summary
This study investigated the relationship between wool yield and blood plasma cystine concentration. Two methods confirmed a usable correlation, considering protein binding effects on analysis.
Area of Science:
- Biochemistry
- Animal Science
- Analytical Chemistry
Background:
- Previous research highlighted potential links between wool production and plasma amino acid levels.
- Understanding cystine's role in animal metabolism is crucial for optimizing wool yield.
Purpose of the Study:
- To investigate the relationship between wool yield and blood plasma cystine concentration.
- To evaluate analytical methods for determining plasma cystine levels in livestock.
Main Methods:
- Two distinct analytical methods were employed to measure cystine concentration in blood plasma.
- Experiments were designed to assess the impact of plasma protein binding on cystine analysis.
Main Results:
- Both analytical methods yielded clear and consistent results regarding cystine levels.
- The study identified the reversible binding of cystine to plasma proteins as a factor influencing analytical outcomes.
Conclusions:
- The evaluated methods are suitable for analyzing plasma cystine concentration in relation to wool yield.
- Accurate assessment of cystine levels requires consideration of its interaction with plasma proteins.