Exosomes (Purosomes by Mastelli) - The Science of Cellular Communication and Regenerative Aesthetics

Advancements in regenerative medicine have shifted the focus of aesthetic treatments from structural correction to cellular signalling and tissue repair. Exosome-based therapies, including Purosomes by Mastelli, represent a significant development in this field.
At Delphi Wellness Clinic in Bramcote, Nottingham, these treatments are delivered within a medically governed framework, grounded in current scientific understanding and clinical application.
What Are Exosomes and Purosomes?
Exosomes are extracellular vesicles released by cells that play a key role in intercellular communication. They contain bioactive molecules such as:
Growth factors
Cytokines
Proteins
Genetic material (including RNA)
Purosomes (DermaFocus), manufactured by Mastelli, are a refined exosome-based technology designed to deliver these signalling molecules in a controlled and clinically applicable format.
Mechanism of Action
Exosome-based therapies work by influencing cellular behaviour rather than directly altering tissue structure.
Their key mechanisms include:
Cellular signalling: Promoting communication between cells to initiate repair processes
Fibroblast activation: Supporting collagen and elastin production
Anti-inflammatory effects: Modulating inflammatory pathways that contribute to ageing
Tissue regeneration: Enhancing repair of damaged or ageing skin
This represents a shift towards regenerative, rather than purely corrective, treatments.
Clinical Evidence and Applications
Emerging clinical data suggests that exosome-based therapies may improve:
Skin texture and elasticity
Wound healing and tissue repair
Hair follicle stimulation
Reduction in inflammation
While the field continues to evolve, current evidence supports their role as an adjunct to other treatments, particularly when combined with modalities such as microneedling.
Treatment Integration and Delivery
Exosomes are often used in combination with treatments that enhance skin permeability, such as microneedling, allowing for improved delivery into the dermis.
This combined approach may:
Enhance treatment efficacy
Accelerate recovery
Improve overall regenerative outcomes
It is important to recognise that while exosome-based therapies are supported by a growing body of research, they remain an evolving area within regenerative medicine.
As such, treatment protocols continue to be refined, and outcomes may vary depending on individual patient factors and the method of delivery.
A clinically responsible approach involves integrating these therapies within a broader treatment plan, ensuring that patients benefit from innovation while maintaining realistic expectations and a strong emphasis on safety and evidence-based practice.
A Cautious and Evidence-Led Approach
As with all emerging therapies, appropriate patient selection and clinical oversight are essential. At Delphi Wellness Clinic in Bramcote, Nottingham, treatments are guided by GPs such as Dr. Nina Vadgama or Dr. Amanda Lewis-Evans, ensuring:
Treatments are based on current evidence
Patients are fully informed of benefits and limitations
Safety and clinical governance remain paramount
Book a Consultation
To explore whether exosome-based treatments are appropriate for you, book here:


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