86 citations
,
April 2009 in “Journal of anatomy” Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.
17 citations
,
August 2014 in “The Anatomical Record” Scaffoldin helps form hard skin structures in chicken embryos.
34 citations
,
January 1998 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” Trichoblastomas may mimic fetal skin development by having many Merkel cells, unlike adult skin.
36 citations
,
June 2021 in “Experimental & Molecular Medicine” Targeting Hedgehog signaling may help treat ligamentum flavum fibrosis.
6 citations
,
October 2022 in “Frontiers in Oncology” New techniques and materials improve sternum reconstruction and patient quality of life.
3 citations
,
May 1991 in “Journal of Investigative Dermatology” 1 citations
,
January 1993 in “Skin Pharmacology and Physiology” Hair growth drugs and epidermal growth factor do not change the calcium binding site gradient in hair follicles.
71 citations
,
May 2006 in “The journal of investigative dermatology/Journal of investigative dermatology” TTD hair brittleness is caused by multiple structural abnormalities.
28 citations
,
April 1988 in “Archives of Dermatological Research” March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.
8 citations
,
October 2024 in “Developmental Cell” July 2025 in “Bioma Berkala Ilmiah Biologi” Wild boar skin from Timor Island has three layers with various structures like hair follicles and glands.
3 citations
,
October 1990 in “Journal of the American Academy of Dermatology” Mechanical trauma like towel drying can cause knotted hair even in straight hair.
9 citations
,
April 2020 in “Journal of dermatology” A person with a specific gene mutation had extra teeth, unique jaw and hair features not seen before in this condition.
Trichodysplasia spinulosa can occur after a heart transplant due to immunosuppressive drugs.
50 citations
,
November 2010 in “Tissue Engineering Part A” Hair follicle cells and intestinal tissue can create strong, functional blood vessel replacements.
February 1988 in “Journal of the American Academy of Dermatology” 28 citations
,
July 1980 in “British Journal of Dermatology” The hair disorder was caused by abnormal protein formation, making hair easily damaged.
September 2016 in “Journal of dermatological science” TSC2 is crucial for proper hair follicle development and patterning.
April 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Gap junctions help control feather pattern formation by enabling cell communication.
4 citations
,
November 1999 in “PubMed” Monilethrix is a rare hair disorder causing beaded, fragile hair, often improving on its own over time.
2 citations
,
April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The skin's basement membrane is specially designed to support different types of connections between skin layers and hair follicles.
March 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The dermal sheath's contraction is crucial for hair follicle regression and stem cell relocation.
15 citations
,
June 2020 in “Journal of the American Academy of Dermatology” Shiny white structures in trichoscopy can indicate long-standing discoid lupus erythematosus alopecia.
6 citations
,
January 1985 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Tumor cells in calcifying epithelioma of Malherbe resemble hair follicle cells.
19 citations
,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
13 citations
,
November 1995 in “European Archives of Oto-Rhino-Laryngology” 1235 citations
,
December 2013 in “Nature” Two fibroblast types shape skin structure and repair differently.
December 2019 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Donkey and horse hair have different microscopic structures, which can help tell them apart.