27 citations
,
October 2021 in “Frontiers in Cell and Developmental Biology” There might be a specific histone code for cellular quiescence, but more research is needed.
2 citations
,
January 2011 Relaxers straighten African hair by breaking down its helical structure using strong bases.
3 citations
,
May 2009 in “International Journal of Cosmetic Science” Relaxer treatments damage African–American hair, with commercial products causing more harm than lab-made solutions.
13 citations
,
January 1987 in “Dermatology” Minoxidil sulfate relaxes blood vessels by increasing potassium permeability.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
7 citations
,
September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
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.
5 citations
,
September 2017 in “Colloids and surfaces. B, Biointerfaces” Tying a knot can measure hair friction, useful for medical applications.
8 citations
,
July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
135 citations
,
March 2000 in “Journal of Biological Chemistry” Agouti and AGRP affect pigmentation and obesity, with implications for metabolic disorders.
236 citations
,
January 1951 in “Physiological zoology” Hair growth and pigmentation in mice involve specific stages crucial for research.
63 citations
,
August 1996 in “Forensic Science International” Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.
28 citations
,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
4 citations
,
March 2021 in “Journal of Surfactants and Detergents” Shampoo B, which uses water-soluble silicone, is better at detangling hair in wet conditions due to its two-layer conditioning film.
20 citations
,
July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
47 citations
,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
24 citations
,
December 2019 in “PLoS ONE” The BHBS is a valid tool to study cultural norms and breast cancer risk in Black women.
3 citations
,
January 2021 in “Wear” Hair's resistance to wear varies by ethnicity and treatment, with less wear indicating stronger hair.
September 2025 in “Sahel Journal of Life Sciences FUDMA” Chemical hair straighteners can severely damage hair and scalp with repeated use.
28 citations
,
December 2010 in “Langmuir” Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.
4 citations
,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
December 2022 in “Discover Psychology” A young woman developed a bowel obstruction from eating hair from her weave to relieve anxiety.
25 citations
,
May 2021 in “Journal of exposure science & environmental epidemiology/Journal of exposure science and environmental epidemiology” Common Black hair care products may affect hormone levels and potentially impact health, especially in reproductive and metabolic areas.
February 2026 in “The European Physical Journal E” Root hair growth mechanics depend on turgor pressure and cell wall properties.
2 citations
,
September 2023 in “PLoS biology” Newly divided skin cells quickly move to join skin structures due to tissue tension and specific signals.
January 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Newly born mesenchymal cells quickly spread out in response to tissue tension during early development.
November 2024 in “Journal of Scientific Agriculture” Silk proteins are great for cosmetics because they protect and improve skin and hair while being eco-friendly.
53 citations
,
January 1993 in “Biochemical Pharmacology” Minoxidil needs activation to work, and minoxidil sulfate helps with hair growth and blood pressure.
37 citations
,
January 2019 in “Food science & nutrition” Bergamot may improve heart health, skin conditions, and mood, but more research is needed to confirm these benefits.
20 citations
,
January 2017 in “Scientific reports” Whale genes show changes that help them live in water, like less hair and better flippers.