159 citations
,
July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
156 citations
,
August 2016 in “Journal of controlled release” Tight junctions are key for skin protection and controlling what gets absorbed or passes through the skin.
155 citations
,
June 2009 in “International Journal of Dermatology” Lichen planus is a skin condition that can resolve on its own, is linked to hepatitis C, and increases the risk of skin cancer.
152 citations
,
December 2007 in “Gender Medicine” Male and female skin differ due to hormones, affecting conditions like hair loss, acne, and skin cancer, and suggesting a need for gender-specific treatments.
150 citations
,
October 2010 in “The American Journal of Pathology” The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.
143 citations
,
September 2008 in “Experimental gerontology” Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.
137 citations
,
April 2015 in “Nature Reviews Molecular Cell Biology” Different types of stem cells with unique roles exist in blood, skin, and intestines, and this variety is important for tissue repair.
130 citations
,
November 2017 in “Frontiers in Immunology” The conclusion is that Treg-targeted therapies have potential, but more knowledge of Treg biology is needed for effective treatments, including for cancer.
125 citations
,
August 2020 in “Frontiers in Immunology” Men generally have more severe COVID-19 cases and higher death rates than women due to biological differences.
119 citations
,
November 2016 in “American journal of human genetics” Mutations in three genes cause Uncombable Hair Syndrome, leading to frizzy hair that can't be combed flat.
119 citations
,
August 2008 in “BMC Evolutionary Biology” KRTAP genes evolved early in mammals, leading to diverse hair traits.
115 citations
,
February 2016 in “Nature Communications” Epidermal β-catenin activation changes the dermis by signaling different fibroblast types.
112 citations
,
September 2021 in “BMC Biology” Key genes and factors crucial for hair follicle development and wool traits in Merino sheep were identified.
109 citations
,
October 2007 in “American Journal of Human Genetics” Giving a special protein to dogs with a certain genetic disease improved their symptoms but didn't help with hair growth.
101 citations
,
March 2019 in “Cell Stem Cell” Certain immune cells in the skin release a protein that stops hair growth by keeping hair stem cells inactive.
95 citations
,
February 2019 in “The New England Journal of Medicine” Mutations in the PADI3 gene are linked to a higher risk of scarring hair loss in women of African descent.
87 citations
,
March 2017 in “Journal of Clinical Investigation” PSENEN gene mutations can cause both Dowling-Degos disease and acne inversa.
84 citations
,
February 2013 in “Clinica chimica acta” Hair mineral analysis might help diagnose diseases early, but standard methods are needed.
82 citations
,
July 2012 in “Brain pathology” High LGR5 levels in glioblastoma indicate poor prognosis and are essential for cancer stem cell survival.
79 citations
,
January 2019 in “International Journal of Molecular Sciences” Burn injuries in mice heal similarly to humans, with inflammation and cell changes normalizing over time.
78 citations
,
October 2020 in “Experimental Dermatology” Hidradenitis suppurativa is caused by genetic factors, inflammation, bacteria, hormones, and lifestyle factors like obesity and smoking.
73 citations
,
November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” Markers help differentiate between apocrine and eccrine sweat glands to identify sweat gland tumors.
71 citations
,
March 2009 in “Seminars in cutaneous medicine and surgery” Alopecia areata can cause unpredictable hair loss, and treatments like corticosteroids and minoxidil may help but have varying side effects.
68 citations
,
April 2014 in “Journal of Investigative Dermatology” Trichohyalin-like proteins are essential for the development of skin structures like hair, nails, and feathers.
67 citations
,
September 2017 in “Cell Reports” Caloric restriction improves skin and fur structure but can cause muscle loss and movement issues.
65 citations
,
June 2020 in “Stem Cell Research & Therapy” Certain immune system proteins are important for skin healing but can cause problems if there are too many of them.
65 citations
,
February 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Anti-acne medications may work by reducing the activity of a protein involved in acne development.
64 citations
,
August 2014 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” A deficiency in the TTC7A gene causes immune problems, gut issues, and hair loss.
60 citations
,
July 2011 in “Stem Cells and Development” Certain signals and genes play a key role in hair growth and regeneration, and understanding these could lead to new treatments for skin regeneration.
59 citations
,
June 2008 in “Journal of The American Academy of Dermatology” The article explains the genetic causes and symptoms of various hair disorders and highlights the need for more research to find treatments.