47 citations
,
June 1996 in “International Journal of Legal Medicine” Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
2 citations
,
January 1997 in “Journal of Clinical Biochemistry and Nutrition” Biotin deficiency causes severe hair loss and weight reduction in germ-free mice.
56 citations
,
August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Different women's hair and skin glands respond to hormones in varied ways, which can cause unwanted hair growth even with normal hormone levels, and more research is needed to treat this effectively.
Wavy sinus hairs in cats are linked to feline leukemia virus infection.
67 citations
,
July 2016 in “Reviews in Endocrine and Metabolic Disorders” Stress can worsen skin conditions by affecting hormone levels and immune response.
13 citations
,
January 2018 in “BioMed Research International” Scalp involvement is common in pemphigus and can lead to hair loss, with the severity of scalp lesions linked to overall disease severity.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
23 citations
,
January 1981 Hair is mostly made of three protein types: helical, high-sulfur, and high-tyrosine.
9 citations
,
July 2014 in “Skin research and technology” Stretching damages Caucasian hair's structure more easily than Asian hair.
April 2024 in “American Journal of Biological Anthropology” Hair traits vary widely and are not reliable indicators of ancestry.
49 citations
,
March 2004 in “Journal of Investigative Dermatology” The hHa7 gene is regulated by androgens in certain body hair, not scalp hair.
71 citations
,
June 2005 in “Journal of Investigative Dermatology” PAD enzymes play a key role in hair growth and structure.
2 citations
,
October 2022 in “Journal of structural biology” Older thin hair is not just thinner but also has different shape, structure, and stiffness.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
April 2025 in “INTERANTIONAL JOURNAL OF SCIENTIFIC RESEARCH IN ENGINEERING AND MANAGEMENT” Hair histology helps identify animal species in forensic investigations.
16 citations
,
October 2014 in “Cell death and disease” FoxN1 overexpression in young mice harms immune cell and skin development.
1 citations
,
April 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Climate-related nutritional stress may cause hair loss in juvenile male Guadalupe fur seals.
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.
183 citations
,
January 1987 in “British Journal of Anaesthesia” Opioid painkillers can cause many side effects, including breathing problems and addiction, but are generally considered safe when used properly.
January 2024 in “Seven Editora eBooks” Different techniques measure hair properties to ensure cosmetic products work.
October 2023 in “Research Review” Some skin tumors from hair follicles and glands can be linked to genetic syndromes and may be benign or malignant.
December 2022 in “Kristu Jayanti Journal of Core and Applied Biology (KJCAB)” Scalp hair characteristics vary across different regions of India and can help identify a person's origin.
17 citations
,
October 2015 in “Medicine and Pharmacy Reports” Animal models are crucial for learning about hair loss and finding treatments.
1 citations
,
June 2022 in “International Journal of Health Sciences (IJHS) (En línea)” Herbal hair oils help with hair problems and are safer than synthetic products.
1 citations
,
April 2018 in “International journal of Ayurvedic medicine” Certain Ayurvedic herbs may help manage premature greying of hair.
July 2025 in “Dermatology Practical & Conceptual” A 2-year-old boy has a rare hair disorder causing brittle hair and hair loss, which may improve with age.
June 2025 in “ARSHI Veterinary Letters” The cat's skin condition improved and hair regrew after antifungal treatment.
February 2024 in “International Journal of Health and Pharmaceutical” Black rice extract ointment significantly promotes hair growth in Wistar rats.
January 2024 in “Uttar Pradesh journal of zoology” Chemical treatments severely damage hair cuticles, especially in previously treated hair.
November 2023 in “International journal of Ayurveda and pharma research” The herbal hair oil effectively promotes hair growth, nourishes the scalp, and prevents dandruff.