Extracellular Vesicle Preparations
Nanoparticulate carriers that mediate intercellular communication and deliver bioactive cargo to target sites.
기술
재생 제형 기술
바이오 소재, 펩타이드, 히알루론산 시스템을 결합한 목적 지향형 복합 제형.
FORMULATION SCIENCE
Beyond Ingredient Combination
Regenerative formulation is more complex than simply combining several active ingredients. When biologically active components are combined, each component can influence the pH, ionic strength, viscosity, osmotic environment, interfacial behavior and stability of the overall formulation.
ARCHITECTURE
Formulation Architecture
A regenerative formulation may involve combinations of:
Polynucleotides / PDRN
DNA-derived fragments that activate adenosine A2A receptors and support tissue repair signaling pathways.
Peptides
Short amino acid sequences that act as signaling molecules to modulate cellular behavior and regeneration.
Hyaluronic Acid
A glycosaminoglycan that provides structural support, hydration, and modulates the inflammatory response.
Buffers
Systems that maintain the formulation pH within a target range to preserve molecular integrity and bioactivity.
Stabilizing Excipients
Sugars, amino acids, and surfactants that protect active components from degradation and aggregation.
Tonicity Modifiers
Agents that adjust osmolality to match physiological conditions and prevent cellular stress upon administration.
Other Supporting Components
Additional formulation agents selected to achieve specific delivery, stability, or performance objectives.
PARAMETERS
Critical Formulation Parameters
pH
Can influence molecular charge, solubility, degradation pathways and aggregation behavior.
Ionic Strength
Can alter intermolecular interactions and colloidal stability of the formulation system.
Concentration
Increasing concentration can improve active material delivered per unit volume but may increase viscosity or aggregation risk.
Excipients
Sugars, amino acids, surfactants can improve stability by protecting active components from environmental stress.
Temperature
Can accelerate chemical degradation, aggregation and other physical changes throughout the product lifecycle.
COMPATIBILITY
Compatibility Before Combination
“Two components that are individually stable are not necessarily stable when combined.”
Compatibility assessment involves examining changes in appearance, pH, viscosity, particle characteristics, aggregation, precipitation and other relevant quality attributes. A critical principle in advanced formulation development is that each binary combination within a multi-component system must be individually validated before proceeding to the full formulation.