36 citations,
November 2019 in “Molecular biology and evolution” Cysteine-rich keratins evolved independently in mammals, reptiles, and birds for hard skin structures like hair, claws, and feathers.
1 citations,
December 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Pangolins have lost some skin-related genes, but kept others, showing complex skin evolution.
Hairlessness in mammals is due to complex genetic changes in both genes and regulatory regions.
25 citations,
July 2016 in “Molecular biology of the cell” A protein in plants needs to bind two lipids to help with root hair growth, and this process is similar across different plant species.
2 citations,
March 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Hairless mammals have genetic changes in both their protein-coding and regulatory sequences related to hair.
January 2016 in “Elsevier eBooks” The conclusion is that grasping how cells determine their roles through evolution is key, with expected progress from new research models and genome editing.
2 citations,
April 2019 in “Experimental Dermatology” The article concludes that studying how skin forms is key to understanding skin diseases and improving regenerative medicine.
22 citations,
December 2016 in “PloS one” A specific protein in chicken embryos links early skin layers to feather development.
16 citations,
November 2022 in “eLife” Both gene and non-gene areas of DNA evolved to make some mammals hairless.
18 citations,
January 2018 in “Advances in experimental medicine and biology” Hair keratins evolved from ancient proteins, diversifying through gene changes, crucial for forming claws and later hair in mammals.
113 citations,
March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
1 citations,
January 2017 in “Evolutionary studies” Different human traits like skin color and hair type vary between populations due to genetic adaptations to the environment.
1 citations,
May 2023 in “Journal of molecular evolution” Pangolins have lost some skin-related genes, but kept others, leading to their unique scales and skin features.
20 citations,
January 2017 in “Scientific reports” Whale genes show changes that help them live in water, like less hair and better flippers.
5 citations,
January 2022 in “Scientific reports” The research identified two types of keratinocytes in chicken scales: one for hard scales and another for soft skin, with similarities to human skin differentiation.
5 citations,
June 2020 in “Experimental dermatology” Redheaded people may have evolved to efficiently make vitamin D in areas with less sunlight.
16 citations,
March 2021 in “EvoDevo” Different species use the same genes for tooth regeneration.
8 citations,
January 2023 in “International journal of molecular sciences” Transglutaminase activity is important for skin and is found in both mammals and birds.
2 citations,
January 2017 in “Folia biologica” The KRTAP7-1 gene is very similar across different cattle and yak breeds and likely plays a role in hair strength and shape.
36 citations,
September 2015 in “Forensic Science International: Genetics” Certain DNA variants can predict straight hair in Europeans but are not highly specific.
66 citations,
July 2015 in “Journal of Molecular Biology” The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.
41 citations,
September 2012 in “Cellular and Molecular Life Sciences” MicroRNAs play a crucial role in skin and hair health, affecting everything from growth to aging, and could potentially be used in treating skin diseases.
3 citations,
October 2022 in “PloS one” Scientists have developed a method to keep chicken feather follicles alive and structurally intact in a lab for up to a week.
46 citations,
July 2007 in “Journal of comparative neurology” Manatee whiskers are specially adapted for touch in water.
9 citations,
June 2020 in “Animal genetics” Scientists found genes linked to hair length in Brangus cattle that could help breed heat-tolerant cattle.
1 citations,
November 2022 in “Frontiers in medicine” The study found that giant pandas have more melanin in black hair follicles than white, with gene expression differences that could affect hair color and skin health.
August 2024 in “Life Science Alliance” Helminth protein helps wounds heal better by reducing scarring and promoting tissue growth.
May 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” KAP-depleted hair causes less immune response and is more biocompatible for implants.
February 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Tandem repeats significantly influence hair color, especially darker shades, across different ancestries.
December 2022 in “Deleted Journal” Sheep wool keratin solution safely and effectively promotes hair growth.