Glycolysis and Glucose Transport in Lactococcus lactis
Author Information
Author(s): Papagianni Maria, Avramidis Nicholaos, Filiousis George
Primary Institution: Department of Hygiene and Technology of Food of Animal Origin, School of Veterinary Medicine, Aristotle University of Thessaloniki
Hypothesis
The study investigates the effect of glucose levels on its specific uptake rate in Lactococcus lactis.
Conclusion
The control of glycolytic flux in Lactococcus lactis is influenced by glucose transport and ATP-consuming reactions, with phosphofructokinase playing a significant role.
Supporting Evidence
- Microaerobic conditions led to the highest yield of lactate on glucose.
- The highest specific activities of key glycolytic enzymes were observed at 55 mM glucose.
- Glucose concentration influences both the specific uptake rate and glycolytic flux.
Takeaway
This study looks at how Lactococcus lactis uses glucose and how different amounts of glucose affect its growth and energy production.
Methodology
The study used batch and fed-batch cultures to analyze the effects of glucose concentration on growth and fermentation patterns.
Limitations
The study primarily focused on specific glucose concentrations and may not represent all growth conditions.
Digital Object Identifier (DOI)
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