135 citations
,
March 2000 in “Journal of Biological Chemistry” Agouti and AGRP affect pigmentation and obesity, with implications for metabolic disorders.
7 citations
,
March 2003 in “PubMed” The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
November 2022 in “Skin Appendage Disorders” PT-20 did not significantly improve gray hair repigmentation.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
49 citations
,
July 2000 in “Journal of Histochemistry & Cytochemistry” POMC-derived peptides are important for skin functions like immune response and stress management.
9 citations
,
December 2023 in “Journal of Neuroimmune Pharmacology” NDP-MSH protects brain cells and reduces inflammation in Parkinson's disease by activating MC1R and involving Tregs.
December 2025 in “Bioengineering” Sebum is essential for skin health but can cause acne if unbalanced.
April 2024 in “International journal of molecular sciences” Dermal factors are crucial in regulating melanin production in skin.
August 2023 in “International Journal of Molecular Sciences” The human scalp hair bulb contains different types of melanocytes with varying abilities to produce melanin.
2 citations
,
November 2025 in “Nutrition Journal” Probiotic supplements may help reduce inflammation and oxidative stress in women with PCOS.
20 citations
,
July 2013 in “European Journal of Oral Sciences” A new PAX9 gene mutation causes missing teeth and hair problems, but not skin or nail issues.
7 citations
,
January 2015 in “Case reports in genetics” Using SNP array testing helped quickly find the gene causing Woodhouse-Sakati syndrome in two related individuals.
17 citations
,
January 2021 in “Agrobiological Records” Allethrin caused harmful effects and organ damage in rats, worsening with higher doses and longer exposure.
9 citations
,
January 2008 in “Medical mycology” A dog's skin infection caused by the fungus Chaetomium globosum was effectively treated with ketoconazole.
6 citations
,
October 2018 in “PLoS ONE” Stress can slow hair growth and affect skin color by impacting the body's stress response system.
8 citations
,
January 2007 in “International journal of experimental pathology” Hairless HRS/J mice resist Bacillus anthracis skin infections due to high numbers of immune cells, not because they lack hair follicles.
November 2025 in “Frontiers in Immunology” Stem cell activity influences autoimmune disease outcomes by affecting immune responses and tissue regeneration.
June 2025 in “Animal Bioscience” miRNA-24 affects goat coat color by controlling proteins involved in pigment production.
11 citations
,
January 2016 in “Evidence-based Complementary and Alternative Medicine” Rice bran extract can increase melanin production and may help treat melanin deficiency.
6 citations
,
October 2022 in “Frontiers in Physiology” Calcium channels are vital for normal skin function and their dysfunction can lead to skin issues.
4 citations
,
October 2019 in “Skin Appendage Disorders” Gefitinib can cause hair and eyebrow darkening.
1 citations
,
August 2025 in “Molecules” Hederagenin shows promise for cancer and inflammation treatment but needs modifications to improve effectiveness.
85 citations
,
July 2002 in “Pigment Cell Research” The article concludes that while we understand a lot about how melanocytes age and how this can prevent cancer, there are still unanswered questions about certain pathways and genes involved.
27 citations
,
April 2017 in “British Journal of Dermatology” Hair loss involves immune responses, inflammation, and disrupted signaling pathways.
26 citations
,
June 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Regenerative therapies show promise for treating vitiligo and alopecia areata.
11 citations
,
March 2025 in “Environmental Monitoring and Assessment” Faecal pollution significantly contributes to antimicrobial resistance in water, needing better wastewater management and research.
August 2022 in “Revista de la Universidad Industrial de Santander/Salud UIS” Stress-related hair loss was reversed with a special medication.
April 2021 in “Journal of Investigative Dermatology” The new skin-targeted COVID-19 vaccine creates strong immune responses and could improve vaccination methods.
141 citations
,
January 1984 in “Journal of The American Academy of Dermatology” Pregnancy can cause skin darkening, varicose veins, more sweating, hair growth, hair loss after birth, nail changes, and gum inflammation.
113 citations
,
March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.