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July 2010 in “International Journal of Cosmetic Science” Curved human hair has different structures on its convex and concave sides.
April 2019 in “Journal of the Endocrine Society” A woman with Cushing's syndrome improved after surgery to remove an adrenal tumor.
April 2019 in “Journal of the Endocrine Society” A rare adrenal tumor in a woman only made DHEA-S, causing hair thinning, and was removed, fixing the hormone level.
January 1998 in “KAGAKU TO SEIBUTSU” The document suggests that male hormones likely affect hair growth and baldness, and future treatments might involve stem cells and androgen-independent cells.
1 citations,
December 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Sox9 levels in brain stem cells affect whether they stay as stem cells or become neurons.
October 2023 in “IBRO neuroscience reports” Rat hair follicle stem cells have functional oxytocin receptors, useful for studying neuropsychiatric disorders.
123 citations,
December 1997 in “Calcified Tissue International” Higher androgen levels and site-specific AR expression cause sex-related skeletal differences, and certain steroids can boost AR expression and androgen effects in bone cells.
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
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February 2020 in “Cell & tissue research/Cell and tissue research” Hair follicle stem cells might help treat traumatic brain injury.
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December 2021 in “Proteins” Wool fiber curliness is linked to the presence of certain proteins and K38.
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November 1964 in “Journal of neurophysiology” The cuneate nucleus has two main neuron types: relay neurons and interneurons.
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September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
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June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
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July 2010 in “Journal of the American Academy of Orthopaedic Surgeons” PRP treatments have shown mixed results for healing, and future research should focus on how PRP is used and which type is used.
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January 1981 in “Australian journal of biological sciences” Lambs fed a liquid diet showed abnormal wool and skin, which improved with more B-vitamins, suggesting a link to B-vitamin deficiency.
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January 2016 in “Journal of fiber science and technology” Bleaching hair increases cysteic acid levels in a predictable way.
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January 1982 in “Australian Journal of Biological Sciences” Epithelial cells from young rat hair follicles grow and form aggregates in culture, but don't produce hair keratin proteins.
Excessive vitamin A intake caused severe health issues that mostly resolved after stopping the intake.
March 2005 in “Journal of the American Academy of Dermatology” Adding amino acids to damaged hair can improve its strength and appearance.
13 citations,
September 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
July 2009 in “International Journal of Cosmetic Science” Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
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August 2007 in “Histopathology” Different growth patterns in thyroid tumors are influenced by where cell growth and death occur.
Oral contraceptives may cause significant hair loss in women.
116 citations,
August 2010 in “Nature” Scientists turned rat thymus cells into stem cells that can help repair skin and hair.
55 citations,
October 1992 in “Archives of Dermatology” Loose Anagen Hair Syndrome is a hereditary condition causing hair loss in children due to abnormal hair follicles.
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December 2002 in “Journal of Neurochemistry” Progesterone boosts alcohol's effect on brain, finasteride counters it.
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August 2018 in “BMC Genomics” The HOXC13 gene affects different hair proteins in cashmere goats in varied ways and is controlled by a feedback loop and other factors.
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December 2002 in “Biochemical and biophysical research communications” Scientists found out how a specific protein in human hair cuticles behaves and is structured.
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April 2002 in “Brain Research Protocols” Quickly get finasteride from tablets using easy methods.
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March 1995 in “Journal of cell science” SV40 T antigen in hair follicles causes abnormal hair and health issues in mice.