February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
45 citations,
April 2009 in “Journal of anatomy” Cat claws stay sharp by shedding their outer layer through microcracks formed during activities.
8 citations,
May 2008 in “Applied surface science” Mummy hair from the Taklamakan desert has calcium and phosphorus inside.
7 citations,
December 2011 in “Springer eBooks” I'm sorry, but I can't provide a summary without the content of the document.
37 citations,
October 2015 in “PeerJ” Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.
5 citations,
December 2020 in “Bioengineering & translational medicine” Researchers used a laser to create advanced skin models with hair-like structures.
2 citations,
February 2023 in “International journal of molecular sciences” Body hairs can be used in forensic science and toxicology like scalp hair.
30 citations,
October 2020 in “Frontiers in Plant Science” Combined arsenic and low oxygen stress alters root growth to help plants absorb nutrients.
25 citations,
May 2019 in “Cosmetics” 18-MEA and cationic surfactants can restore and maintain hair's hydrophobic nature, improving its beauty and feel.
9 citations,
January 2022 in “Biology” Male mice are more susceptible to autism-like changes from valproic acid than female mice.
2 citations,
July 2023 in “Cosmetics” Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
1 citations,
December 2022 in “Applied Sciences” November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
April 2024 in “Cosmetics” Different oils affect hair flexibility and strength, with their impact varying on whether hair is virgin or bleached.
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
37 citations,
March 2012 in “International Journal of Radiation Biology” Mobile phone radiation can cause DNA damage in human hair root cells.
42 citations,
April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.
January 2018 in “Biomedical Research (Aligarh)” Women with early-onset baldness should be checked for early bone loss, but bone density doesn't change with baldness severity.
26 citations,
April 2010 in “The American journal of dermatopathology/American journal of dermatopathology” Researchers created a standard system to grade hair damage using microscopic images.
22 citations,
February 2008 in “Journal of Dermatological Science” EPR spectroscopy showed that spontaneous hair growth results in thicker skin and less pigmented hair than depilation-induced growth.
13 citations,
January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.
13 citations,
December 1983 in “Canadian journal of zoology” Heterotypic cell contacts likely help hair matrix cells differentiate during mouse hair follicle development.
11 citations,
October 2017 in “Journal of Investigative Dermatology” Applying certain inhibitors to the skin can promote hair growth without harming cells.
10 citations,
January 1980 in “Ultrastructural pathology” Green hair has high copper levels due to contaminated water and damaged hair cuticles.
9 citations,
November 2013 in “Dermatologic Surgery” Hair transplant complications were likely due to deep graft placement and rough handling.
1 citations,
October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
1 citations,
January 1971 in “Acta dermato-venereologica” Mice hair follicles take in the amino acid cystine.
April 2024 in “Journal of environmental management” Iron improves the DAMO-anammox process for treating water but too much iron can hinder it.