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.
159 citations
,
December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
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.
155 citations
,
May 2016 in “Nature communications” Memory T cells in the skin balance staying put and moving into the blood, clustering around hair follicles, and increasing in number after infection.
149 citations
,
July 2002 in “Dermatologic clinics” Patients with certain skin symptoms and high ANA titers should be monitored for potential systemic lupus.
148 citations
,
December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
136 citations
,
May 2019 in “Cells” Stem cell therapy, particularly using certain types of cells, shows promise for treating hair loss by stimulating hair growth and development, but more extensive trials are needed to confirm these findings.
127 citations
,
January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.
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.
124 citations
,
June 2020 in “Cell Stem Cell” Fat cells in the skin help start healing and form important repair cells after injury.
123 citations
,
September 1987 in “JAMA” IL-2 treatment causes skin eruptions and other reversible side effects, and may play a role in psoriasis.
119 citations
,
July 2016 in “Annals of the New York Academy of Sciences” Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.
109 citations
,
December 2003 in “American Journal of Pathology” Fetal wound healing changes with development, affecting inflammation and collagen, which may influence scarring.
108 citations
,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
99 citations
,
June 2005 in “Journal of Cosmetic Dermatology” Hair ages due to genetics and environmental factors, leading to graying and thinning, with treatments available for some conditions.
98 citations
,
December 2008 in “Journal of Investigative Dermatology” Prolactin affects hair growth and skin conditions, and could be a target for new skin disease treatments.
85 citations
,
December 2017 in “Developmental Biology” Mammals might fail to regenerate not because they lack the right cells, but because of how cells respond to their surroundings, and changing this environment could enhance regeneration.
85 citations
,
October 2012 in “Dermatologic Clinics” Alopecia Areata is an autoimmune condition often starting before age 20, with varied treatment success and a need for personalized treatment plans.
81 citations
,
February 2019 in “Experimental & Molecular Medicine” PAK4 is crucial in cancer progression, brain development, and could be a therapeutic target, especially through the PAK4-CREB axis.
77 citations
,
August 2025 in “Signal Transduction and Targeted Therapy” Extracellular vesicles show promise for treating diseases but face challenges in development and regulation.
77 citations
,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Human skin cells produce proenkephalin, which changes with environmental factors and skin diseases.
76 citations
,
July 2019 in “Cellular and Molecular Life Sciences” Stem cells are crucial for tissue growth, cancer treatment, and disease modeling, but challenges remain in clinical use.
75 citations
,
September 2017 in “Developmental biology” The circadian clock influences the behavior and regeneration of stem cells in the body.
72 citations
,
January 2023 in “International Journal of Biological Sciences” Engineered exosomes show promise for improving wound healing but face challenges in clinical use.
70 citations
,
August 2020 in “Nanomaterials” Electrospun nanofibers show promise for enhancing blood vessel growth in tissue engineering but need further research to improve their effectiveness.
69 citations
,
December 2016 in “Facial plastic surgery” Different types of facial fat affect aging and treatment outcomes; more research is needed to enhance anti-aging procedures.
66 citations
,
July 2007 in “Journal of Molecular Medicine” Stress increases certain chemicals in the skin and nerves, which might worsen skin conditions.
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.
63 citations
,
February 2013 in “Human cell” PEGL-DOX causes Hand-Foot Syndrome due to skin reactions from prolonged circulation and ROS generation.
60 citations
,
September 2015 in “Expert Review of Clinical Immunology” Lymphocytes, especially CD8+ T cells, play a key role in causing alopecia areata, and targeting them may lead to new treatments.