408 citations,
January 2017 in “Science” Some wound-healing cells can turn into fat cells around new hair growth in mice.
252 citations,
April 2009 in “Seminars in Cell & Developmental Biology” The immune system plays a key role in tissue repair, affecting both healing quality and regenerative ability.
212 citations,
May 2012 in “Genes & Development” Planarian regeneration begins with a specific gene activation caused by injury, essential for healing and tissue regrowth.
202 citations,
August 2007 in “Biomaterials” Artificial skin development has challenges, but new materials and understanding cell behavior could improve tissue repair. Also, certain growth factors and hydrogel technology show promise for advanced skin replacement therapies.
188 citations,
March 2018 in “Frontiers in Immunology” Regulatory T-cells are important for healing and regenerating tissues in various organs by controlling immune responses and aiding stem cells.
176 citations,
June 2019 in “Cells” Different fibroblasts play key roles in skin healing and scarring.
162 citations,
July 2011 in “Biomacromolecules” Chitosan nanofiber scaffolds improve skin healing and are promising for wound treatment.
71 citations,
February 2020 in “Journal of Translational Medicine” Progress has been made in skin and nerve regeneration, but more research is needed to improve methods and ensure safety.
46 citations,
March 2015 in “Regeneration” Mice can grow new hair follicles after skin wounds through a process not involving existing hair stem cells, but requiring more research to understand fully.
39 citations,
April 2015 in “Regeneration” Lizards can regrow their tails, and studying this process helps understand scar-free healing and limb regeneration.
31 citations,
June 2017 in “Regeneration” BMP2 needs periosteal tissue to help regenerate mouse middle finger bones within a specific time.
26 citations,
August 1971 in “Journal of Morphology” Lizards can regrow their tail scales with the same structure, distribution, and gender-specific features as the original ones, and this unique ability is not seen in adult mammals.
21 citations,
June 2016 in “PloS one” Zebrafish need MYC and FGF to regenerate inner ear hair cells.
17 citations,
December 2010 in “Journal of Investigative Dermatology” Flightless I protein affects hair growth, with low levels delaying it and high levels increasing hair length in rodents.
15 citations,
January 2019 in “Experimental Dermatology” Lanyu pigs show that partial-thickness wounds can partially regenerate important skin structures, which may help improve human skin healing.
13 citations,
October 2002 in “Journal of Investigative Dermatology” The upper half of a human hair follicle can grow a new hair in a mouse, but success is rare.
12 citations,
April 2019 in “Nature protocols” Scientists created a functional 3D skin system from stem cells that can be transplanted into wounds.
11 citations,
June 2016 in “npj Regenerative Medicine” The symposium concluded that understanding how different species repair tissue and how this changes with age can help advance regenerative medicine.
11 citations,
November 2009 in “Brazilian Journal of Medical and Biological Research” Young C57BL/6 mice heal better than BALB/c mice, and older mice heal faster but regenerate worse.
10 citations,
October 2020 in “Frontiers in Cell and Developmental Biology” Wounds can regenerate hair in young mice, but this ability declines with age, offering insights for improving tissue regeneration in the elderly.
10 citations,
October 2016 in “Experimental Dermatology” Nail stem cells and Wnt signaling are important for fingertip regeneration but not sufficient for regenerating more complex limb structures.
10 citations,
June 2016 in “Wound Repair and Regeneration” The microenvironment, especially mechanical forces, plays a crucial role in hair growth and could lead to new treatments for hair loss.
4 citations,
January 2022 in “Life” Tissue engineering could be a future solution for hair loss, but it's currently expensive, complex, and hard to apply in real-world treatments.
4 citations,
October 2021 in “Journal of Cellular and Molecular Medicine” White blood cells and their traps can slow down the process of new hair growth after a wound.
3 citations,
December 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Disrupting YAP signaling in skin cells leads to scar-free healing directed by specific cell signals.
2 citations,
December 2003 in “Medical electron microscopy” The skin and mucous membranes can regenerate over the basement membrane after damage, using nearby surviving cells.
1 citations,
November 2023 in “iScience” A protein called desmoglein 3 is important for keeping hair follicle stem cells inactive and helps in their regeneration.
1 citations,
June 2023 in “Cells” Exosomes could be a promising way to help repair skin and treat skin disorders.
1 citations,
April 2023 in “Science Advances” High levels of ERK activity are key for tissue regeneration in spiny mice, and activating ERK can potentially redirect scar-forming healing towards regenerative healing in mammals.
1 citations,
November 2017 The document concludes that while some organisms can regenerate body parts, mammals generally cannot, and cancer progression is complex, involving mutations rather than a strict stem cell hierarchy.