54 citations,
October 2002 in “Journal of controlled release” Medium lipophilic substances penetrate skin best, and adding ethanol can increase delivery to hair follicles.
44 citations,
April 2003 in “European journal of pharmaceutical sciences” Lipophilic dyes accumulate more in hair follicles when delivered with surfactant-propylene glycol solutions.
17 citations,
June 2017 in “Journal of pharmaceutical sciences” Researchers developed a nanomedicine for acne treatment that delivers medication with less irritation and is non-irritating for oily skin.
March 2024 in “Bioimpacts” 400 nm particles penetrate hair follicles best, but mouse models aren't fully reliable for human studies.
Proretinal nanoparticles are a safe and effective way to deliver retinal to the skin.
4 citations,
June 2016 in “PubMed” Repeated dyeing and shampooing cause hair color loss and damage.
1 citations,
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Hair can't be reliably repaired once damaged; prevention and proper product use are key to maintaining hair health.
1 citations,
January 2018 in “Journal of microscopy and ultrastructure” The method can identify minerals in hair from water, and using coconut oil or conditioner can prevent mineral buildup.
4 citations,
April 2020 in “Dermatology practical & conceptual” Reflectance confocal microscopy is useful for diagnosing and monitoring skin diseases, but it has limitations and requires expertise for correct use.
21 citations,
March 2018 in “Experimental Dermatology” The guide explains how to study human skin fat cells and their tissue, aiming to improve research and medical treatments.
11 citations,
January 2020 in “Micro and Nanosystems” The new gel improves skin delivery of a drug, potentially reducing dose frequency and side effects.
5 citations,
March 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Dynamic, light touch is sensed through a common mechanism involving Piezo2 channels in sensory axons.
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.
January 2024 in “Seven Editora eBooks” Different techniques measure hair properties to ensure cosmetic products work.
98 citations,
June 2001 in “Journal of biological chemistry/The Journal of biological chemistry” A cluster of sulfur-rich hair protein genes was found on chromosome 17.
3 citations,
April 2011 in “Microscopy research and technique” Teratoma hair is similar to scalp hair but has a rougher surface and lower adhesive force.
6 citations,
May 2022 in “Pharmaceutics” Zinc pyrithione dissolves quickly on the skin and in hair follicles, especially in smaller particles.
119 citations,
December 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Nanoparticles can deliver vaccines through hair follicles, triggering immune responses and providing protection.
25 citations,
October 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Mouse profilaggrin helps in skin cell differentiation and may be involved in calcium signaling.
15 citations,
August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
May 2017 in “Journal of microscopy and ultrastructure” Water quality affects mineral content in hair, and coconut oil can protect against damage.
5 citations,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
42 citations,
January 2009 in “Colloids and Surfaces B: Biointerfaces” A certain surfactant sticks to human hair, making it change from water-repelling to water-attracting, which could help in hair conditioning.
6 citations,
December 2015 in “International journal of nanomedicine” Using sonophoresis can make it harder for certain drug-loaded liposomes to get through the skin.
59 citations,
October 2012 in “Pharmaceutical Research” Squalene-based carriers improve delivery of a treatment to hair follicles for alopecia areata.
49 citations,
August 2016 in “Aesthetic Surgery Journal” Micro-needling effectively improves wrinkles, scars, and hair growth, but proper technique and safety are important.
39 citations,
February 2014 in “European journal of pharmaceutics and biopharmaceutics” Massage increases how deep both rigid and flexible liposomes can go into skin, with flexible ones going deeper, and covering the skin (occlusion) helps rigid ones more.
18 citations,
August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
18 citations,
September 2013 in “Technology” The study introduced a new imaging technology to track skin healing and bone marrow cell activity over time.
17 citations,
May 2015 in “Nanomedicine: Nanotechnology, Biology and Medicine” Scientists created tiny particles loaded with a hair growth drug, minoxidil, that specifically target hair follicles and skin cells to potentially improve hair growth.