3D printed hair follicles

3D PRINTED HAIR FOLLICLES: A PIONEERING ACHIEVEMENT

A team of scientists at Rensselaer Polytechnic Institute has made a groundbreaking discovery in regenerative medicine with 3D printed hair follicles within human skin tissue. This first-of-its-kind achievement, detailed in the journal “Science Advances,” represents a significant advancement in skin healing and function, with wide-ranging implications for drug testing and regenerative therapies.

THE ROLE OF DR. PANKAJ KARANDE IN THE RESEARCH

Under the guidance of Dr. Pankaj Karande, an associate professor at Rensselaer, the research has established a new benchmark in precision and repeatability in 3D-bioprinting of hair follicles. This accomplishment paves the way for future biomanufacturing of skin tissues, offering a glimpse into the potential of automated biological manufacturing processes.

HISTORICAL CHALLENGES AND CURRENT PROGRESS

The reconstruction of hair follicles using human-derived cells has always been a significant challenge. Dr. Karande’s research builds on previous studies in this field. Suggesting that in a three-dimensional culture, these cells can potentially develop into new hair follicles or shafts, marking a significant stride in the field.

THE SIGNIFICANCE OF HAIR FOLLICLES IN DERMATOLOGY

More Than Cosmetic: A Vital Role in Skin Health
Hair follicles play an essential role beyond their cosmetic appearance. They are crucial for regulating body temperature through sweat production and contain stem cells vital for skin healing. Furthermore, they act as conduits for topical drugs and cosmetics, highlighting their importance in dermatological testing.

Enhancing Skin Models for Better Testing
Dr. Carolina Catarino, a key researcher in the study, emphasizes the benefits of incorporating hair follicles into engineered skin models. This enhancement could lead to a deeper understanding of skin interactions with various products and improve treatments for skin conditions like burns.

FUTURE APPLICATIONS AND DEVELOPMENTS OF 3D PRINTED HAIR FOLLICLES

Advancements in Skin Tissue Engineering
Dr. Deepak Vashishth, director of the Shirley Ann Jackson, Ph.D. Center, commends Dr. Karande’s lab for its pioneering efforts in skin tissue engineering. This advancement is a critical step forward in creating more complex and functional skin models.

The 3D-Printing Process and Future Goals
The 3D-printing process involves a meticulous procedure of cultivating skin and follicle cells, and developing a specialized bio-ink. The team’s future goals include extending the lifespan of these tissues, allowing for more mature hair follicle development, which could revolutionize drug testing and skin graft applications.

Rensselaer’s Commitment to Advancing Human Health
Dr. Shekhar Garde, the Dean of Rensselaer’s School of Engineering, praises the project for exemplifying the institution’s commitment to merging engineering and life sciences, with a focus on improving human health.

CONCLUSION

This research not only marks a notable scientific achievement but also opens up new possibilities for medical and dermatological applications. It demonstrates the immense potential of biomanufacturing and 3D-printing technologies in the field of regenerative medicine.

View the full research paper on 3D printed hair follicles here.

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