4 citations
,
June 2021 in “Scientific Reports” Hair fiber shape and curvature are not significantly linked when ancestry is considered.
13 citations
,
January 2014 in “Postępy Dermatologii i Alergologii” Patchy alopecia areata can affect only pigmented hairs, leaving gray hairs untouched.
13 citations
,
January 2007 in “International journal of pharmaceutics” Papain cream removes hair better than papain gel, causing hair follicles to widen and skin to thicken.
24 citations
,
April 2012 in “Developmental Biology” Dermal papillae cells, important for hair growth, come from multiple cell lines and can be formed by skin cells, regardless of their origin or hair cycle phase. These cells rarely divide, but their ability to shape tissue may contribute to their efficiency in inducing hair growth.
February 2019 in “PubMed” The research found that twisting hair fibers can show changes in stiffness and damage, and help tell apart different hair treatments.
125 citations
,
August 1992 in “Development” Implanted dermal papillae can induce hair growth in rat ear wounds.
2 citations
,
January 1985 in “Facial Plastic Surgery” The paper concludes that for natural-looking hair restoration, it's important to create an irregular hairline, use appropriately sized and angled grafts, and ensure a snug fit between grafts and recipient sites.
1 citations
,
March 2023 in “Anais Brasileiros de Dermatologia” 21 citations
,
November 1969 in “Journal of Investigative Dermatology” A new staining method clearly shows nerves around eyebrow hair follicles.
November 2024 in “Image Analysis & Stereology” The method improves hair image segmentation accuracy while reducing annotation costs.
34 citations
,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
September 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Non-invasive methods can effectively monitor hair growth cycles, aiding hair loss treatment development.
1 citations
,
January 1985 in “Facial Plastic Surgery” The document recommends careful planning and techniques for successful punch hair grafting in hair restoration.
52 citations
,
February 1986 in “Journal of Histochemistry & Cytochemistry” Some hair proteins are specific to hair, while others are also found in skin cells.
79 citations
,
December 1999 in “Mechanisms of Development” Whn is crucial for hair growth in certain areas by controlling a specific gene.
139 citations
,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” K6hf is a unique protein found only in a specific layer of hair follicles.
33 citations
,
March 2006 in “Seminars in cutaneous medicine and surgery” The document explains how to identify different hair problems using a microscope.
30 citations
,
July 2000 in “PubMed” Hair has unevenly distributed proteins and lipids, with lipids mainly in the cuticle and proteins in the cortex and medulla.
January 1997 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” The hair follicle's connection to connective tissue is weaker than the skin's.
January 2002 in “Europe PMC (PubMed Central)” The model successfully simulates human hair growth and patterns, including hair loss types.
January 2007 in “Pizhūhish va sāzandigī” Hairless guinea pigs are useful for research in allergies, skin tests, and diseases.
5 citations
,
March 2020 in “Cell and Tissue Banking” Injected cells show potential for hair growth.
71 citations
,
June 2001 in “American Journal of Pathology” The p53 protein helps control hair follicle shrinking by promoting cell death in mice.
51 citations
,
January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
January 2023 in “Skin appendage disorders” Two Hispanic women developed Plica neuropathica, a condition causing tangled hair, possibly due to hair damage and various risk factors.
26 citations
,
May 2001 in “British Journal of Dermatology” Pilomatrixomas likely originate from the hair matrix due to changes in hair keratin expression.
July 2007 in “Manuals in biomedical research”
33 citations
,
June 2017 in “Developmental Biology” Mice can correct hair follicle orientation without certain genes, but proper overall alignment needs those genes.
24 citations
,
February 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Two new proteins, hKAP1.6 and hKAP1.7, are found in the hair follicle cortex.
26 citations
,
January 2019 in “Experimental Dermatology” Researchers created early-stage hair-like structures from skin cells, showing how these cells can self-organize, but more is needed for complete hair growth.