January 2003 in “Research Portal (King's College London)” Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
3 citations
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January 2018 in “International Journal of Cosmetic Science” Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
9 citations
,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.
2 citations
,
April 2018 in “Journal of Cosmetic Dermatology” Tumescent fluid increases scalp hair angles, which may improve hair transplant results and reduce surgeon fatigue.
June 2004 in “Dermatologic Surgery” Dr. Walter P. Unger suggests that copying a person's natural hair direction and angle during transplants leads to a more natural and fuller appearance.
1 citations
,
June 2023 in “Journal of applied crystallography” The technique showed that human hair has two main parts, with 68% being rigid and the rest flexible, and water swelling affects its structure.
3 citations
,
July 2003 in “PubMed” The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.
13 citations
,
May 2004 in “Dermatologic Surgery” The paper concludes that copying the natural direction and angle of hair in transplants is key for a natural look and doesn't harm hair survival.
December 2010 in “SciVee”
13 citations
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May 2004 in “Facial Plastic Surgery Clinics of North America” Surgeons need to understand natural hair patterns for better hair restoration results.
June 2020 in “Journal of cosmetic medicine” A good hair transplant is judged by various factors including cosmetic appearance, hair angles, complication signs, and donor scar consideration.
17 citations
,
October 2002 in “Dermatologic Surgery” Successful surgical hair restoration requires careful planning, precise execution, and proper aftercare, using techniques like follicular unit transplantation and correct hair angling for best cosmetic results.
10 citations
,
November 1984 in “Journal of Colloid and Interface Science” The study found that the Marangoni effect causes the uneven wetting of surfactant-coated hair due to the surfactant moving into the water.
5 citations
,
October 2021 in “Indian Journal of Plastic Surgery” Semiconical blades and coronal slits minimize vascular damage in hair transplants.
January 2024 in “Pakistan Journal of Medical & Health Sciences” Innovative techniques improve hair transplant results and satisfaction in patients with low donor hair density.
January 2021 in “Advanced Biomedical Engineering” Needle shape affects the force needed for hair implants, with certain shapes reducing the effort required.
November 2023 in “Pakistan Journal of Medical & Health Sciences” Careful technique and planning lead to successful, natural-looking eyebrow transplants.
9 citations
,
December 2010 in “Journal of The European Academy of Dermatology and Venereology” Latanoprost therapy potentially caused a woman's white hair to darken again.
8 citations
,
January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
6 citations
,
May 2020 in “Molecules/Molecules online/Molecules annual” Yak belly hair has higher porosity and is less stiff than human hair, making it absorb dye better but less suitable as a direct substitute for hair dyeing.
1 citations
,
September 2022 in “River Publishers eBooks” The document concludes that hair keratin-chitosan scaffolds were successfully made and are suitable for biomedical use.
1 citations
,
February 1938 in “Archives of Dermatology” The woman's hair loss might be due to a chronic infection.
January 2026 in “Colloids and Surfaces B Biointerfaces” A silicone treatment makes damaged hair more water-resistant and stronger.
December 1972 in “Archives of Dermatology” The girl has an inflammatory type of scarring hair loss.
18 citations
,
July 2003 in “Dermatologic Surgery” The conclusion is that creating natural-looking hair restoration requires replicating natural scalp whorl patterns and inserting grafts at specific angles.
1 citations
,
February 2021 in “Journal of Cosmetic Dermatology” Using a 30°-sapphire blade at a lower angle causes the least injury in hair transplants.
August 2003 in “Dermatologic Surgery” Craig Ziering created a system to classify scalp hair patterns, important for improving hair restoration surgery results.
25 citations
,
May 2019 in “Cosmetics” 18-MEA and cationic surfactants can restore and maintain hair's hydrophobic nature, improving its beauty and feel.
46 citations
,
May 2004 in “Facial Plastic Surgery Clinics of North America” Creating a natural-looking hairline in hair restoration surgery involves using follicular unit grafts, proper hair placement, and artistic skills to give the illusion of density.
15 citations
,
May 2004 in “Facial Plastic Surgery Clinics of North America” New techniques in hair restoration surgery can fix unnatural results from old methods, improving patient self-esteem.