JOURNAL
Reflections on CureJet and cell-derived ampoules
A historical source account: Reflections on CureJet and cell-derived ampoules. Context and outstanding review are distinguished.
This is a historical account of the original author’s experiences and interpretations. Research claims, numerical results, mechanisms and legal descriptions remain pending comparison with primary sources and hospital medical review. They do not establish a treatment benefit or current applicability.
The source essay began with the skin's capacity to repair itself and asked when a treatment might influence that process.
1. The author's description of CureJet
The original post described CureJet as a needle-free, fine-jet-pressure technology producing microchannels in skin. It used the metaphor of a temporary ‘window’ and stated that the period lasted a few days, proposing application of a cell-derived ampoule before the barrier closed. The duration, delivery depth, product suitability and proposed timing remain unverified for a specific procedure.
2. The author's explanation of an ampoule
The source described growth factors such as EGF, FGF and VEGF, exosomes and cytokines as signaling components rather than simple nutrients. It proposed entry through microchannels, fibroblast activation, collagen resynthesis and structural repair. The actual composition of an unspecified ampoule and these clinical effects are not established by the essay.
3. Use by the intended individual only
The author described blood- or cell-derived proteins as individual biological material and strongly opposed sharing it. The post also claimed that using another person's plasma, exosomes or proteins would constitute legally prohibited administration of a different individual's proteins. That legal characterization and the source's assertion of greatest safety with one's own material require separate verification; autologous origin alone does not establish safety.

4. The proposed timing
The source described microchannels persisting for days but emphasized the minutes immediately after treatment as a potential opportunity for signaling through ERK and MAPK pathways. It contrasted hydration with what it called regeneration. The window, timing and asserted distinction are the author's interpretation, not a validated application protocol.
5. The source's closing metaphor
The essay described CureJet as briefly opening a door and an ampoule as conveying a remembered repair signal. Its suggestion of a return to childhood skin texture is an unverified metaphorical claim, rather than an expected or guaranteed result.
The original post stated that it shared medical information rather than promoted a product, procedure or institution, noted variation in effects and suitability, and said use should follow a specialist's assessment.
Source: Original post on Dr. Hyemi Yu’s Naver blog (Korean)
The original publication date and the website revision date are shown separately.