{"id":45338,"date":"2024-01-31T07:49:14","date_gmt":"2024-01-31T06:49:14","guid":{"rendered":"https:\/\/drromanovaleria.ch\/?p=45338"},"modified":"2026-06-09T15:06:35","modified_gmt":"2026-06-09T13:06:35","slug":"discoveries-aging","status":"publish","type":"post","link":"https:\/\/drromanovaleria.ch\/en\/blog\/decouvertes-viellissement\/","title":{"rendered":"Une enzyme cl\u00e9 li\u00e9e au vieillissement de la peau a \u00e9t\u00e9 d\u00e9couverte"},"content":{"rendered":"

A KEY ENZYME LINKED TO SKIN AGING HAS BEEN DISCOVERED<\/h1>\n

A key molecule for healthy skin<\/h2>\n

Skin ageing is a complex biological process resulting from combined internal and external factors: genetics, sun exposure, oxidative stress, lifestyle habits and hormonal fluctuations. For several decades, scientific research has sought to identify its fundamental mechanisms. A recent British discovery sheds new light: identification of an enzyme called \"complex II\", located within mitochondria, our cells' true \"powerhouses\".
This enzyme is thought to play a decisive role in skin cell vitality and the skin's ability to maintain essential functions. Researchers showed that its declining activity with age directly contributes to cellular energy loss, associated with gradual wrinkle development, reduced firmness and loss of complexion radiance. This advance opens a major avenue for developing new prevention strategies and anti-ageing treatments based on strengthening skin energy metabolism.<\/p>\n

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The central role of mitochondria in youthful skin<\/h2>\n

The skin, the human body's largest organ, relies on a delicate energy balance. Each cell depends on mitochondrial activity to produce energy for regeneration, collagen synthesis and protection against oxidative stress. Mitochondria convert nutrients into adenosine triphosphate (ATP), a molecule essential for cellular function.
Complex II, the enzyme identified in this study, is an essential link in the mitochondrial respiratory chain. It connects two fundamental metabolic cycles: the Krebs cycle, which transforms energy substrates, and the electron transport chain, responsible for ATP production. When complex II activity slows, skin cells produce less energy, defend themselves less effectively against free radicals and struggle to renew internal structures.<\/p>\n

Rides : les promesses d’une enzyme contre le vieillissement cutan\u00e9<\/h2>\n

The team led by Professor Mark Birch-Machin at Newcastle University identified this enzyme in human skin samples of different ages. Researchers observed a clear correlation between declining complex II activity and age. They also showed that this loss of energy efficiency often precedes visible signs of ageing, such as skin laxity or wrinkle formation.
These results highlight mitochondrial biology's importance in skin health. Unlike approaches focused on the skin surface, this discovery highlights an internal mechanism at the heart of cellular metabolism. In the medium term, it could lead to innovative treatments stimulating or preserving complex II activity, improving skin cell longevity and vitality.<\/p>\n

Skin ageing: causes<\/h2>\n

Skin ageing does not depend on one mechanism. Alongside declining mitochondrial function are reduced collagen and elastin production, impaired skin barrier function and free radical accumulation caused by ultraviolet radiation. Oxidative stress particularly acts in synergy with energy deficiency: the weaker mitochondria become, the less effectively they neutralise reactive oxygen species, worsening dermal structure degradation.
Skin then becomes thinner, drier and less elastic. Radiance diminishes, pores enlarge and wrinkles deepen. This vicious circle between declining energy and oxidative stress is a major challenge for anti-ageing therapies.<\/p>\n

Therapeutic prospects opened by complex II<\/h2>\n

Identifying complex II opens the way to a new generation of treatments directly targeting the source of cellular ageing. Several avenues are being studied: molecules capable of stimulating enzyme activity, protecting mitochondria against oxidative damage or regenerating their DNA.
In aesthetic medicine, these advances could produce approaches combining internal energy stimulation with established treatments such as hyaluronic acid injections or laser photorejuvenation. The aim extends beyond correcting visible ageing signs to acting earlier, at the level of cellular physiology.<\/p>\n

The importance of prevention and a healthy lifestyle<\/h2>\n

Although molecular research is advancing, preserving mitochondrial health also remains linked to lifestyle. Skin cells, like the whole body, experience the effects of stress, lack of sleep, pollution and smoking. An antioxidant-rich diet, rigorous sun protection and good hydration are essential to slow declining cellular function.
Certain vitamins, such as coenzyme Q10 or niacinamide, protect energy metabolism and could eventually complement medical treatments by strengthening mitochondrial function.<\/p>\n

Towards a comprehensive approach to cellular rejuvenation<\/h2>\n

Knowledge from complex II research forms part of a broader vision of skin rejuvenation. Skin is more than a covering; it reflects the whole body's energy state. In aesthetic medicine, the current trend combines local care with internal regeneration strategies: optimising circulation, modulating oxidative stress, nutritional balance and stimulating tissue repair pathways.
This integrative approach tends to redefine anti-ageing protocols, prioritising restoration of biological potential rather than only correcting time's visible effects.<\/p>\n

Potential applications in aesthetic medicine<\/h2>\n

Aesthetic medicine techniques, whether botulinum toxin, hyaluronic acid injections, peels or lasers, mainly address the consequences of skin ageing. Understanding complex II's role could enrich these treatments by introducing a complementary metabolic dimension.
For example, stimulating energy production could improve healing after certain procedures, optimise dermal quality and strengthen lasting results. Likewise, topical care containing mitochondrial active ingredients could become regular support for skin rejuvenation programmes.<\/p>\n

Discovery of an enzyme involved in skin ageing: a hopeful scientific advance\u00a0<\/h2>\n

Long perceived as inevitable, skin ageing now appears modifiable through detailed understanding of cellular mechanisms. Discovering complex II is a major step: it reveals the intimate link between energy and youthful skin, rather than simply describing another enzyme.
Restoring cellular energy capacity could delay or even reduce visible signs of ageing. This still exploratory prospect fits within a more physiological aesthetic medicine focused on restoring natural skin functions.<\/p>\n

Future anti-ageing approaches: an anti-glycation routine to slow skin ageing<\/h2>\n

Treatments resulting from this discovery will probably complement rather than replace current techniques. Mitochondrial revitalisation represents a paradigm shift: addressing ageing's biological cause rather than its manifestations.
The doctor's role will be to assess these approaches' relevance, ensure safety and integrate scientifically validated innovations into a coherent, personalised approach respecting skin physiology.<\/p>\n

Conclusion: which enzyme prevents ageing?<\/h2>\n

Revealing complex II's role in skin cells marks a significant advance in understanding skin ageing. By directly linking cellular energy loss to wrinkle formation and dermal tissue degradation, this discovery opens a new perspective on preventing and treating time's effects.
Although clinical applications still require years of research, the idea of preserving youthful skin by improving mitochondrial activity already offers hope.\u00a0
Tomorrow's aesthetic medicine will probably move towards synergy between corrective techniques and energy regeneration strategies, supporting each patient in naturally, sustainably and scientifically preserving their skin's beauty.<\/p>\n

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Article written by Dr Romano Valeria<\/a><\/p>\n

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