October 2025 in “Portuguese Journal of Dermatology and Venereology” Accurate diagnosis of facial skin tumors requires detailed analysis to distinguish between benign and malignant types.
October 2025 in “Scientia Generalis” Balancing gut bacteria may help prevent and treat certain types of hair loss.
60 citations
,
March 2006 in “Journal of Medical Genetics” A mutation in the KRTHB5 gene causes hair and nail issues.
503 citations
,
May 2009 in “Cell stem cell” Lrig1 marks a unique group of stem cells in mouse skin that can become different skin cell types.
178 citations
,
April 2011 in “Journal of Clinical Investigation” Basal cell carcinomas in mice can start from hair follicle stem cells and other skin cell types, depending on signaling levels.
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.
63 citations
,
October 2005 in “Archives of Dermatology” Shorter, thinner hairs indicate AGA, while longer, thicker hairs suggest CTE; counting and measuring shed hairs helps diagnose hair loss type.
43 citations
,
April 2017 in “Experimental Dermatology” Female pattern hair loss has unclear causes, possibly involving genetics, hormones, and environment, and needs better treatments.
39 citations
,
January 1979 in “Journal of the Society of Cosmetic Scientists of Korea” Surfactants can protect or harm hair, skin, and nails, depending on their type and use.
23 citations
,
January 1981 Hair is mostly made of three protein types: helical, high-sulfur, and high-tyrosine.
21 citations
,
January 2003 in “Seminars in reproductive medicine” The document concludes that various drugs can manage symptoms and metabolic issues in women with PCOS.
19 citations
,
December 2008 in “Medical Journal of Australia” Baldness does not affect vitamin D levels in men.
10 citations
,
January 2021 in “Journal of Natural Medicines” Ent-kaurane-type diterpenoids from Isodonis Herba may promote hair growth by boosting cell proliferation.
9 citations
,
April 2017 in “International Journal of Dermatology” Different areas of the scalp have varying hair thickness, useful for different types of hair transplant needs.
8 citations
,
June 2016 in “Journal of Cutaneous Pathology” Two women were diagnosed with a rare melanoma that looked like hair loss but was actually a type of skin cancer.
6 citations
,
August 2007 in “Journal of Surgical Research” Mice genetically modified to produce more Del1 protein had faster hair regrowth.
4 citations
,
July 2014 in “The Journal of Dermatology” Plaque-type herpetic folliculitis affects eccrine glands.
4 citations
,
January 2016 in “Advances in experimental medicine and biology” Freezing and storing special stem cells from hair follicles keeps their ability to grow hair and turn into different cell types.
2 citations
,
November 2019 in “Cancer reports” The Wnt signaling pathway is not a major factor in the development of keratoacanthoma, a type of skin tumor.
2 citations
,
November 2017 in “Journal of Endocrinological Investigation” The painting of an 18th-century Sicilian baroness shows she had hair loss, possibly due to ovarian issues, insulin resistance, or a specific type of tumor.
1 citations
,
September 2022 in “JAAD international” Patients generally feel positive about alopecia areata treatments, but emotions vary by treatment type.
March 2023 in “Journal of Cosmetic Dermatology” A woman's progressive hair loss was correctly diagnosed as a rare condition called fibrosing alopecia in a pattern distribution after initially being mistaken for a more common type.
April 2016 in “Journal of Investigative Dermatology” Tumor cell adhesion is linked to higher risk of SLN metastasis and melanoma recurrence, and a model including these factors predicts these outcomes better than one with just clinical data.
January 2012 in “Postgraduate obstetrics & gynecology” Up to half of women by age 50 experience significant hair loss, with various types and treatments available.
January 1969 in “Santes Creus: Boletín del Archivo Bibliográfico de Santes Creus” Planarians regenerate using conserved gene expression mechanisms, with runt-1 crucial for cell type specification.
February 2022 in “Journal of Cosmetic Dermatology” Women with pattern hair loss may have more stress in their bodies due to a lack of NRF2, a protein. Eating healthy and losing weight could help reduce this stress and improve hair loss. NRF2 boosters might also help treat this type of hair loss.
Myeloid cells can turn into skin and hair cells to help heal wounds.
Hair loss at the top of the head is linked to prostate cancer, but other types of hair loss are not.
199 citations
,
April 2010 in “Nature” A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.
126 citations
,
January 2010 in “British Journal of Dermatology” Baldness is more common in Chinese men than women, increasing with age, and is influenced by genetics.