Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
139 citations
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October 2005 in “Journal of Investigative Dermatology” The nail matrix has a reduced immune response, protecting it from autoimmunity.
7 citations
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January 1981 in “Springer eBooks” Certain small molecules and polymers can change hair's physical properties and how it feels by affecting the bonds within the hair.
1 citations
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July 2023 in “Journal of developmental biology” Bird foot scales develop differently and can repair but not fully regenerate due to the lack of specialized stem cell areas.
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.
October 2025 in “International Journal of Cosmetic Science” Shiny, straight hair is seen as more youthful, healthy, and attractive.
March 2026 in “ACS Applied Materials & Interfaces” A new dissolving microneedle system effectively delivers minoxidil for hair regrowth with minimal side effects.
17 citations
,
October 2023 in “Science Progress” Polycaprolactone and barium titanate composites show promise for use in biomedical applications.
8 citations
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June 2023 in “Journal of clinical medicine” Nanofat shows promise for facial rejuvenation and treating skin issues but needs more research for long-term safety.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
29 citations
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May 2025 in “Polymers” DLP bioprinting shows promise for medical uses, but needs more material options and strength improvements.
1 citations
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May 2025 in “European Polymer Journal” The MeGel-SFSR dressing helps diabetic wounds heal faster and better.
The new method can tell how hair fibers react to moisture after treatments.
1 citations
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September 2017 For East Asians, using a deeper and larger punch in FUE is crucial to avoid follicle damage.
75 citations
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September 2015 in “Acta biomaterialia” Alkylation of human hair keratin allows for adjustable drug release rates in hydrogels for medical use.
8 citations
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September 2024 in “International Journal of Molecular Sciences” Polymers can be designed to mimic natural cell environments for medical uses.
2 citations
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November 2024 in “ACS Omega” Snail secretion-loaded dressings can improve skin regeneration and wound healing.
January 2026 in “Eng—Advances in Engineering” Berry extracts improve fabric strength and flexibility, making it suitable for medical and cosmetic uses.
August 2025 in “Journal of Polymer Science” AcD scaffolds improve tissue repair and regeneration by combining stem cells with a supportive matrix.
140 citations
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February 2014 in “Neuron” Delta opioid receptors help regulate touch sensation by reducing neurotransmitter release in the spinal cord.
128 citations
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February 2023 in “Molecules” Chitosan-based hydrogels effectively control bleeding and have promising medical uses.
61 citations
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April 2023 in “Bioactive Materials” Microneedles are effective for painless drug delivery and promoting wound healing and tissue regeneration.
22 citations
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October 2024 in “Advanced Healthcare Materials” The hydrogel treatment speeds up healing of chronic wounds.
17 citations
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October 2023 in “Polymers” Electrospun nanofibers are promising for medical, sensing, and energy uses, especially with 3D printing.
13 citations
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April 2023 in “Biochemical Society Transactions” Tissue stiffness helps shape how organisms develop.
13 citations
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February 2019 in “Zoology” Lustre mutant sheep have normal hair structure and proteins but differ in felting properties.
April 2025 in “Health Science Reports” Smoking and lighter hair color increase alopecia risk, especially in women and those over 25.
April 2023 in “CRC Press eBooks” Hair care products mainly work on the hair's surface and need professional guidance for use.
25 citations
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November 2012 in “Thermochimica Acta” Internal lipids in keratin fibers, like wool and hair, reduce water absorption and release.
January 2022 in “Skin appendage disorders” Trichoscopy effectively visualizes scalp micropigmentation without invasive methods.