24 citations,
April 2006 in “Journal of the American Academy of Dermatology” Heat shock protein 27 is more present in the active growth phase of human scalp hair follicles.
16 citations,
October 2003 in “Journal of The American Academy of Dermatology” A boy had unusual synchronized hair growth with short active growth phases, not fitting known hair disorders.
14 citations,
December 2007 in “Pediatric allergy and immunology” Newborns with the common rash Erythema Toxicum have many active mast cells in their skin, but these cells don't produce the LL-37 peptide.
12 citations,
February 1997 in “British Journal of Dermatology” The enzyme type 1 5α-reductase is more active in the hair follicle's lower part than in the skin's outer layer.
6 citations,
January 2010 in “Neoplasma” Certain gene patterns in breast cancer are linked to how active hormone receptors are and could affect patient survival.
3 citations,
January 2013 in “Journal of cosmetics, dermatological sciences and applications” HAIRCARECUBE TM (HCC) helps hair products work better by getting active ingredients deeper into the hair.
2 citations,
April 2016 in “Más dermatología” The supplement with Serenoa repens and Pygeum africanum significantly increased active hair growth and decreased rest phase hair in post-menopausal women with hair loss, with only mild digestive side effects.
1 citations,
August 2021 in “Frontiers in Genetics” Certain genes related to sulfur metabolism are more active during the growth phase of Cashmere goat wool, and melatonin might help this process.
July 2023 in “Dermatology Practical & Conceptual” A positive anagen pull test can help detect active Lichen Planopilaris.
March 2023 in “Photodiagnosis and Photodynamic Therapy” Low vitamin D levels are linked to severe and active alopecia areata.
November 2022 in “Journal of Investigative Dermatology” The research found specific genes that are more active in balding cells, which could be causing hair loss.
October 2022 in “Research Square (Research Square)” Key genes linked to immune response are highly active in lupus-affected hair follicles.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” 848 genes related to fat and metabolism are less active in people with Central Centrifugal Cicatricial Alopecia.
September 2017 in “Journal of Investigative Dermatology” Thermal imaging is a useful non-invasive method to diagnose active inflammation in frontal fibrosing alopecia.
September 2010 in “대한화장품학회지(J. Soc. Cosmet. Scientists Korea)” The study developed a reliable method to measure active ingredients in hair nourisher products using HPLC.
41 citations,
June 2010 in “Journal of Investigative Dermatology” New cells are added to the hair's dermal papilla during the active growth phase.
29 citations,
November 1975 in “Clinics in endocrinology and metabolism” Testosterone is made by Leydig cells, is active when not bound to proteins, and works by binding to receptors in muscles and other tissues.
23 citations,
May 2020 in “Cell Death and Disease” Blocking the FGF5 gene in sheep leads to more fine wool and active hair follicles due to changes in certain cell signaling pathways.
18 citations,
March 2020 in “Frontiers in Neuroendocrinology” The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.
3 citations,
January 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin cells from people with Epidermolysis Bullosa Simplex have abnormally placed and less active mitochondria.
3 citations,
April 2018 in “Cosmetics” As people get older, they have less active hair growth, but women have thicker hair than men and respond better to hair loss treatments.
1 citations,
June 2022 in “Gene reports” The analysis found genes linked to skin and hair development are more active in Pashmina goats, which may explain their long-fiber production.
1 citations,
July 2016 in “Livestock science” Nerve growth factor helps cashmere goat hair cells grow and is more active during the hair growth phase.
July 2022 in “Journal of Investigative Dermatology” A specific mutation in Kras causes abnormal tissue changes by making a cell signal continuously active, which disrupts normal cell coordination.
Hair transplants can cause hair loss if done while lichen planopilaris is active; wait until it's inactive for two years and check with a scalp biopsy first.
September 2005 in “CRC Press eBooks” Vitamin D is important for skin cell growth and health, and its active form and receptor play key roles in skin and hair processes.
86 citations,
August 2000 in “Pigment cell research” Melanocyte activity in hair follicles is linked to the hair growth cycle, being active in growth phases and inactive in rest phases.
45 citations,
June 2013 in “Burns” Treatments for burn wounds in rats should be timed according to whether autophagy or apoptosis is more active at certain times after the burn.
40 citations,
March 1982 in “British Journal of Dermatology” Young women with diffuse hair loss may have low SHBG levels, which could lead to more active testosterone and contribute to their hair loss.
25 citations,
May 1994 in “Journal of Investigative Dermatology” Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.