Injecting follicular cells into skin can lead to the formation of new hair follicles.
January 2005 in “Chinese Journal of Veterinary” Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.
January 2005 in “Journal of Zhejiang University(Sciences Edition)” Yuyi hairless mice lose hair after birth, develop thick, loose skin with folds, and show disorganized skin structure as they age.
A white-tailed deer fawn in South Dakota was the first cervid found with congenital hypotrichosis, a condition causing sparse or missing hair.
June 1996 in “Journal of Dermatological Science” Vitamin D3 applied to mouse skin caused more wrinkles and sagging due to changes in the skin's outer layer.
January 1962 in “Archives of Dermatology” A 5-year-old girl has lipoid proteinosis, causing voice issues, hair thinning, skin lesions, and tongue movement problems.
September 2023 in “International Journal of Cosmetic Science” The shampoo improves hair conditioning without using silicone.
226 citations
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May 2004 in “Journal of Biological Chemistry” Collagen XXII is a marker for tissue junctions, aiding in structural integrity and found in muscles, heart, skin, and arthritic joints.
36 citations
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January 2007 in “Archives of Histology and Cytology” Type IV collagen chains vary in different parts of human skin, with specific patterns linked to melanocytes.
September 2001 in “Connective tissue” Type XII and XIV collagens help maintain hair follicle structure in bovine skin.
2 citations
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September 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Tissue stiffness is influenced by contractility, which suppresses collagen breakdown.
January 2019 in “Durham e-Theses (Durham University)” Less stiff collagen promotes higher cell growth in hair follicles.
24 citations
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September 2024 in “Journal of Investigative Dermatology” 7 citations
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January 2011 Collagen XVIII is crucial for maintaining tissue structure and function in the brain, kidneys, and hair.
January 2016 in “DOAJ (DOAJ: Directory of Open Access Journals)” Collagen XVII is important for cell functions and its absence can worsen cancer outcomes.
4 citations
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September 2012 in “Journal of dermatological science” The hair follicle's connective tissue is a key source of a certain collagen in human scalp skin.
1 citations
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March 1998 in “Journal of Dermatological Science”
July 2023 in “British journal of dermatology/British journal of dermatology, Supplement” Skin tumors with CYLD cutaneous syndrome show more NF-κB activity and less organized collagen.
January 1993 in “Di-Si Junyi Daxue xuebao” Type III collagen increases in recovering guinea pig skin, aiding tissue stability.
52 citations
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March 2015 in “Tissue Engineering Part C Methods” 3D images of skin show collagen is evenly spread, but elastic fibers are fewer near hair follicles.
7 citations
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May 2023 in “Animals” Fraser's dolphins heal wounds exceptionally well, with their skin's collagen returning to normal after injury.
June 1999 in “Connective tissue”
4 citations
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January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
4 citations
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March 2021 in “Journal of Histotechnology” Hidradenitis suppurativa lesions have less collagen and elastin but more new blood vessels.
15 citations
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October 1999 in “British Journal of Dermatology” Collagen remodeling is more active during hair growth stages.
3 citations
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January 2025 in “PubMed” PCL threads are most effective for youthful skin by boosting collagen.
July 1995 in “Journal of Dermatological Science” 28 citations
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April 1988 in “Archives of Dermatological Research” 24 citations
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June 2003 in “Journal of Structural Biology” Sheet formation is key to macrofibril structure differences in wool.
18 citations
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February 2015 in “Acta Crystallographica Section D: Structural Biology” The study concludes that certain domains in Clostridium histolyticum enzymes are structurally unique, bind calcium to become more stable, and play distinct roles in breaking down collagen, with potential applications in medicine and drug delivery.