30 citations,
May 2018 in “Experimental Dermatology” The conclusion is that future hair loss treatments should target the root causes of hair thinning, not just promote hair growth.
55 citations,
April 2017 in “Experimental Dermatology” The document describes a way to isolate and grow human hair follicle cells in 3D to help study hair growth.
214 citations,
April 2017 in “Cell” Different small areas within hair follicles send specific signals that control what type of cells stem cells become.
42 citations,
February 2017 in “Scientific Reports” Researchers found a way to create cells from stem cells that act like human cells important for hair growth and could be used for hair regeneration treatments.
46 citations,
April 2016 in “Journal of Investigative Dermatology” New genes found linked to balding, may help develop future treatments.
32 citations,
August 2015 in “Journal of Investigative Dermatology” Prominin-1 expressing cells in the dermal papilla help regulate hair follicle size and communication but don't aid in skin repair.
173 citations,
August 2015 in “Developmental cell” The study identified unique genes in hair follicle cells and their environment, suggesting these genes help organize cells for hair growth.
93 citations,
February 2015 in “Journal of Investigative Dermatology” Oxidative stress affects hair loss in men with androgenetic alopecia.
184 citations,
November 2014 in “Developmental Cell” Hair follicle dermal stem cells are key for regenerating parts of the hair follicle and determining hair type.
42 citations,
January 2014 in “Cold Spring Harbor Perspectives in Medicine” Hair growth is influenced by various body and external factors, and neighboring hairs communicate to synchronize regeneration.
26 citations,
December 2013 in “Seminars in cell & developmental biology” Skin varies in thickness, color, and features due to complex genetic and cellular processes.
28 citations,
September 2013 in “Journal of Investigative Dermatology” The document concludes that dermal papilla cells are key for hair growth and could be used in new hair loss treatments.
237 citations,
June 2013 in “Nature Medicine” A protein from certain immune cells is key for new hair growth after skin injury in mice.
44 citations,
April 2013 in “Proceedings of the National Academy of Sciences of the United States of America” FGF13 gene changes cause excessive hair growth in a rare condition.
211 citations,
April 2013 in “Development” More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
300 citations,
August 2012 in “Seminars in Cell & Developmental Biology” The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.
305 citations,
June 2012 in “Nature” Hair regeneration needs dynamic cell behavior and mesenchyme presence for stem cell activation.
179 citations,
April 2012 in “Nature Communications” Regenerated fully functional hair follicles using stem cells, with potential for hair regrowth therapy.
24 citations,
April 2012 in “Developmental Biology” Dermal papillae cells, important for hair growth, come from multiple cell lines and can be formed by skin cells, regardless of their origin or hair cycle phase. These cells rarely divide, but their ability to shape tissue may contribute to their efficiency in inducing hair growth.
68 citations,
April 2012 in “Journal of Investigative Dermatology” The conclusion is that Fgf18 and Tgf-ß signaling could be targeted for hair loss treatments.
207 citations,
March 2012 in “Development” Skin needs dermal β-catenin activity for hair growth and skin cell multiplication.
68 citations,
December 2011 in “Journal of Investigative Dermatology” Sox2-positive dermal papilla cells have unique characteristics and contribute more to skin and hair follicle formation than Sox2-negative cells.
128 citations,
October 2011 in “Development” Activating a protein called β-catenin in adult skin can make it behave like young skin, potentially helping with skin aging and hair loss.
176 citations,
April 2011 in “Science” Hair stem cell regeneration is controlled by signals that can explain different hair growth patterns and baldness.
235 citations,
January 2011 in “Journal of Clinical Investigation” Men with baldness due to androgenetic alopecia still have hair stem cells, but lack specific cells needed for hair growth.
116 citations,
August 2010 in “Nature” Scientists turned rat thymus cells into stem cells that can help repair skin and hair.
41 citations,
June 2010 in “Journal of Investigative Dermatology” New cells are added to the hair's dermal papilla during the active growth phase.
81 citations,
September 2009 in “Birth defects research” Different body areas in mice produce different hair types due to interactions between skin layers.
81 citations,
April 2009 in “Journal of Investigative Dermatology” Hair shedding is an active process that could be targeted to treat hair loss.
88 citations,
August 2008 in “Development” BMP2 and BMP7 have opposite roles in feather formation.
195 citations,
July 2005 in “American Journal of Human Genetics” Genetic variation in the androgen receptor gene mainly causes early-onset hair loss, with maternal inheritance playing a key role.
106 citations,
June 2005 in “Journal of Investigative Dermatology” The document concludes that assessing hair follicle damage due to cyclophosphamide in mice involves analyzing structural changes and suggests a scoring system for standardized evaluation.
48 citations,
December 2004 in “Differentiation” Tooth papilla cells can help regenerate hair follicles and grow hair.
33 citations,
December 2004 in “Differentiation” Mouse amnion can turn into skin and hair follicles with help from certain cells and factors.
54 citations,
June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Disruptions in hair follicle fibroblast dynamics can cause hair growth problems.
277 citations,
June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Epithelial-mesenchymal interactions control hair growth cycles through specific molecular signals.
854 citations,
February 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Understanding hair follicle development can help treat hair loss, skin regeneration, and certain skin cancers.
116 citations,
September 2001 in “Journal of The American Academy of Dermatology” Hair loss occurs due to fewer papillary cells, smaller follicles, and shorter growth phases.
72 citations,
December 1996 in “Journal of Investigative Dermatology” Human hair follicles can regenerate after removal, but with low success rate.
30 citations,
March 1996 in “British Journal of Dermatology” 
81 citations,
April 1941 in “Physiological zoology” Experiments can shape how feathers grow and develop.
