Rex rabbits should not be slaughtered before 120 days for the best fur quality.
Malnourished people have weaker hair that is easier to pluck.
314 citations
,
April 2010 in “Developmental Cell” β-catenin in the dermal papilla is crucial for normal hair growth and repair.
300 citations
,
August 2012 in “Seminars in Cell & Developmental Biology” The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.
223 citations
,
January 2014 in “International Journal of Molecular Sciences” The conclusion is that proper signaling is crucial for hair growth and development, and errors can lead to cancer or hair loss.
106 citations
,
February 2014 in “eLife” Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.
100 citations
,
May 2006 in “American Journal Of Pathology” Matriptase is crucial for skin barrier, hair growth, and may contribute to skin cancer.
92 citations
,
August 2017 in “Proceedings of the National Academy of Sciences of the United States of America” Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with hair loss.
81 citations
,
January 2003 in “The FASEB Journal” Follistatin helps hair growth and cycling, while activin prevents it.
61 citations
,
May 2016 in “Scientific reports” The peptide IMT-P8 can effectively deliver proteins into the skin and cells for potential skin treatments.
57 citations
,
April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D receptor is crucial for starting hair growth after birth.
48 citations
,
June 2013 in “Journal of Dermatological Science” Valproic acid may help hair grow and could be a safe treatment for hair loss.
40 citations
,
June 2013 in “Biomaterials” Scientists created 3D hair-like structures that could help study hair growth and test treatments.
38 citations
,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
37 citations
,
January 2002 in “British journal of dermatology/British journal of dermatology, Supplement” Apple extract called procyanidin B-2 was found to greatly increase hair growth.
35 citations
,
May 2021 in “Nature communications” The skin's basement membrane has specialized structures and molecules for different tissue interactions, important for hair growth and attachment.
31 citations
,
December 2002 in “Biochimica et biophysica acta. G, General subjects/Biochimica et biophysica acta. General subjects (Online)” The research found two types of calcium in human hair, one that varies among individuals and another that is consistent across people.
29 citations
,
March 2016 in “Cell cycle/Cell cycle (Georgetown, Tex. Online)” Isoproterenol helps hair follicle stem cells turn into beating heart muscle cells.
28 citations
,
May 2020 in “BMC plant biology” The study concluded that three enzymes are important for plant development by affecting sugar composition and calcium binding in plants.
23 citations
,
June 1993 in “PubMed” Medication 1 improved hair quality and growth more effectively than medication 2 and the placebo.
22 citations
,
September 2001 in “Journal of Investigative Dermatology” S100A8 and S100A9 proteins help form hair shafts during growth.
20 citations
,
January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
19 citations
,
August 2019 in “Expert Opinion on Therapeutic Targets” New treatments for hair loss may target specific pathways and generate new hair follicles.
18 citations
,
September 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” VDUP1 is found in skin and hair follicles, interacts with sciellin, and may help regulate skin cell differentiation.
17 citations
,
April 2017 in “PLoS ONE” Hair follicle cells can become bone-like cells, useful for bone repair.
17 citations
,
February 2015 in “International Journal of Molecular Sciences” A special mix from certain skin cells can help hair grow by making hair root cells grow faster and activating growth signals.
17 citations
,
August 2012 in “Archives of Pharmacal Research” Acankoreoside J from Acanthopanax koreanum may help promote hair growth.
17 citations
,
December 2001 in “Journal of Investigative Dermatology” The osteopontin gene is active in a specific part of rat hair follicles during a certain hair growth phase and might affect hair cycle and diseases.
16 citations
,
September 2018 in “Scientific reports” Scientists created keratinocyte cell lines from human hair that can differentiate similarly to normal skin cells, offering a new way to study skin biology and diseases.
16 citations
,
March 2021 in “Frontiers in cell and developmental biology” A new method using Y-27632 improves the growth and quality of human hair follicle stem cells for tissue engineering and therapy.