99 citations
,
  July 2005   in “Ultramicroscopy”    The research improved understanding of hair and skin properties across different ethnicities and conditions.  
               22 citations
,
  May 2019   in “Animals”    High hair cortisol levels indicate stress in cows due to poor shelter conditions and health issues.  
      5 citations
,
  September 2017   in “Colloids and surfaces. B, Biointerfaces”
           5 citations
,
  September 2017   in “Colloids and surfaces. B, Biointerfaces”    Tying a knot can measure hair friction, useful for medical applications.  
      September 2025   in “Journal of Surfactants and Detergents”
           September 2025   in “Journal of Surfactants and Detergents”    Shampoos with sodium lauroyl methylaminopropionate improve hair lubrication and reduce irritation.  
               19 citations
,
  September 2020   in “General and comparative endocrinology”    Hair cortisol is a reliable stress indicator in cattle but may not be valid for pigs.