Skin models for studying vector-borne kinetoplastid infections

Area of Science:

• Parasitology
• Dermatology
• Bioengineering

Background:

• Kinetoplastid infections (Leishmania, Trypanosoma) are major global health issues, particularly in tropical regions.
• The skin is a critical site for parasite entry and persistence, yet host-parasite interactions there are poorly understood.
• Existing in vivo and ex vivo models have limitations in accessibility, reproducibility, and anatomical relevance.

Purpose of the Study:

• To explore the utility of advanced bioengineered skin models for studying kinetoplastid infections.
• To investigate host-parasite interactions at the skin interface with enhanced resolution and relevance.
• To leverage in vitro systems for improved research into parasite transmission and pathogenesis.

Main Methods:

• Development and utilization of advanced bioengineered skin models, including full-thickness skin equivalents and skin organoids.
• Incorporation of key human skin components, such as immune cells and vascular structures, into in vitro models.
• Replication of complex human skin architecture at customizable levels.

Main Results:

• Bioengineered skin models provide a viable complement to traditional research models for kinetoplastid infections.
• These in vitro systems allow for high-resolution studies of parasite-host interactions within a relevant anatomical context.
• The models support natural vector transmission and simulation of diverse biological conditions for studying parasite dynamics.

Conclusions:

• Advanced bioengineered skin models represent a significant advancement for studying kinetoplastid infections.
• These models offer enhanced reproducibility, accessibility, and anatomical relevance for investigating parasite-skin interactions.
• Future research can utilize these platforms to explore parasite development, invasion, dissemination, and host immune responses in skin infections.