Mitochondria are the powerhouses of our cells and play an important role in our health as we age. Scientists have now investigated a method to make these tiny energy factories function better. They introduced an enzyme from bacteria into mammals, which can enhance the functioning of mitochondria. This enzyme helps in a process called lipoylation, in which a substance called lipoic acid is attached to proteins to improve metabolism.
The research showed that the bacterial enzyme works more efficiently than mammals' own enzyme. As a result, mitochondrial activity increased, which leads to better metabolism. This could be of interest to healthy older adults who want to maintain their energy levels and cellular function. The idea is to counteract ageing at the cellular level by stimulating energy production.
Although the results are promising, there are still significant hurdles on the road before this technique can be applied in humans. For instance, there is considerable uncertainty regarding safety, as it involves a bacterial protein. The immune system could potentially react to this in an undesirable way. Therefore, much more research and development is needed before this becomes available as a therapy.
This discovery contributes to the understanding of how improving mitochondria can help with healthy ageing. By optimising energy production in cells, we may be able to remain vital for longer and reduce age-related complaints.
Source: Reason
