356 citations,
March 2012 in “Trends in Plant Science” Auxin and ethylene hormones both work together and against each other to control plant growth.
243 citations,
October 2003 in “Developmental biology” Ectodin integrates BMP, SHH, and FGF signals in developing ectodermal organs.
228 citations,
September 2012 in “Trends in Neurosciences” Nerves are crucial for the regeneration of various body parts in many animals.
160 citations,
January 2014 in “Seminars in cell & developmental biology” Early development of hair, teeth, and glands involves specific signaling pathways and cellular interactions.
122 citations,
May 2010 in “Plant Physiology” Different PIN proteins affect plant root hair growth by changing how auxin is transported.
108 citations,
July 2002 in “Molecular and cellular biology” Overexpressing Dsg3 in mice skin causes excessive cell growth and abnormal skin development.
97 citations,
March 2002 in “Molecular and cellular biology” Mutant CDP/Cux protein causes hair defects and reduced male fertility in mice.
87 citations,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
52 citations,
October 1999 in “Developmental Dynamics” Mutations in the hairless gene in mice affect its expression and lead to a range of developmental issues in multiple tissues.
50 citations,
September 2014 in “Stem cell reports” BLIMP1 is essential for skin maintenance but not for defining sebaceous gland progenitors.
49 citations,
October 2017 in “Nutrients” Equisetum debile extract, especially the ethyl acetate type, may be a promising natural ingredient for anti-hair loss products.
48 citations,
February 2016 in “Scientific Reports” Researchers created rat liver stem cells that could help repair liver failure in rats and may be useful for studying human liver diseases.
46 citations,
March 2015 in “Regeneration” Mice can grow new hair follicles after skin wounds through a process not involving existing hair stem cells, but requiring more research to understand fully.
46 citations,
July 2007 in “Journal of comparative neurology” Manatee whiskers are specially adapted for touch in water.
43 citations,
September 2014 in “Molecular Plant” CLE40 and CRN/CLV2 pathways have opposite effects on root growth in Arabidopsis.
43 citations,
February 2013 in “Developmental dynamics” Foxi3 expression in developing teeth and hair is controlled by the ectodysplasin pathway.
32 citations,
February 2008 in “Developmental dynamics” Mice without the Sp6 gene have problems developing several body parts, including hair, teeth, limbs, and lungs.
23 citations,
January 2001 in “International journal of toxicology” St. John's Wort extract and oil safety in cosmetics is unclear; more data needed on photosensitization, toxicity, and human irritation.
20 citations,
January 2021 in “Plants” High energy boosts root hair growth in plants, while low energy stops it.
20 citations,
July 1988 in “Clinics in dermatology” Thioglycolate lotions are the most popular method for permanent waving and hair straightening.
19 citations,
April 2015 in “European Journal of Pharmacology” Dihydrotestosterone (DHT) doesn't affect rat skin cell growth, but it does change cell cycle, protein levels, and other cell functions, potentially shortening hair growth cycle.
18 citations,
September 2011 in “Livestock science” Maternal Nano-Se supplements improve fetal hair follicle development in cashmere goats.
12 citations,
February 1998 in “Gene” The B2 genes are crucial for hair growth in rats.
6 citations,
July 2021 in “The anatomical record” Different whale and dolphin species have unique whisker follicle structures, suggesting they might use their whiskers in various ways.
6 citations,
January 2016 in “Environmental footprints and eco-design of products and processes” The industry should promote pure luxury hair fibers, improve technology, and diversify products to support growers and ensure sustainable use.
5 citations,
September 2016 in “Security science and technology” DNA can predict physical traits like eye and hair color accurately, especially in Europeans, but predicting other traits and in diverse populations needs more research.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
March 2019 in “Journal of Investigative Dermatology” Seborrheic dermatitis is influenced by diet, genetics, and psychological factors.
January 2018 in “Stem cell biology and regenerative medicine” The conclusion is that the nuclear lamina and LINC complex in skin cells respond to mechanical signals, affecting gene expression and cell differentiation, which is important for skin health and can impact skin diseases.
Stem cells regenerate tissues and their behavior varies by environment, suggesting the hematopoietic system model may need revision.