November 2007 in “Journal of Generic Medicines” Europe strengthened medicine regulations, increased protection against counterfeit drugs, and made it tougher to challenge comparative advertising, while also focusing on patent law enforcement and updating plant protection rules.
482 citations
,
June 1979 in “Proceedings of the National Academy of Sciences” Keratins provide structural strength in epithelial cells and help identify cell origins.
407 citations
,
January 2008 in “Cochrane Database of Systematic Reviews” Glucocorticoid corticosteroids improve muscle strength in Duchenne muscular dystrophy but can cause side effects.
117 citations
,
August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
19 citations
,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
7 citations
,
December 2011 in “Annals of anatomy” Involucrin helps strengthen the inner parts of human hair.
4 citations
,
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.
1 citations
,
August 2015 in “PubMed” Human hair's strength comes from a honeycomb-like structure and macrofibrils.
March 2026 in “ACS Applied Bio Materials” The TO-TF copolymer strengthens damaged hair effectively and sustainably.
January 2026 in “Eng—Advances in Engineering” Berry extracts improve fabric strength and flexibility, making it suitable for medical and cosmetic uses.
September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” SELP::KP improves hair strength, elasticity, and health, making it a promising hair cosmetic.
September 2025 in “Brazilian Journal of Hair Health” Cacao can improve hair strength and shine.
October 2024 in “Applied Sciences” Cell growth improved the strength of 3D bioprinted structures.
December 2023 in “Data in Brief” Curly hair's strength and flexibility vary with moisture and temperature.
July 2023 in “Nature Reviews Chemistry” A new method strengthens hair without using harmful chemicals.
October 2021 in “Journal of Investigative Dermatology” Skin cell strength decreases significantly as we age.
Different treatments change the strength and flexibility of human hair.
December 2022 in “Zenodo (CERN European Organization for Nuclear Research)” Surbhi Green Tea Shampoo strengthens, nourishes, and protects hair, promoting growth and scalp health.
441 citations
,
May 2008 in “British Journal of Pharmacology” Anabolic steroids can build muscle and strength but have risks and need more research on their clinical benefits and side effects.
226 citations
,
January 2006 in “International review of cytology” Keratin-associated proteins are crucial for hair strength and structure.
122 citations
,
June 2002 in “Genes & Development” Keratin 17 is crucial for early hair strength and cell survival.
92 citations
,
November 2003 in “The Journals of Gerontology” Testosterone supplements can increase muscle mass and strength in older men with low levels, but long-term effects and risks need more research.
87 citations
,
September 2012 in “Journal of Cell Science” Keratins are crucial for tissue strength, and mutations in keratin genes can lead to various diseases, highlighting the need for targeted therapies.
61 citations
,
January 2013 in “International Journal of Biological Macromolecules” Combining DHT and EDC improves the strength and stability of PADM scaffolds for tissue engineering.
42 citations
,
April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.
41 citations
,
July 2020 in “Colloids and surfaces. B, Biointerfaces” Different hair protein amounts change the strength of keratin/chitosan gels, useful for making predictable tissue engineering materials.
38 citations
,
January 2014 in “Journal of Dermatological Science” Krtap11-1 is important for hair strength and structure.
28 citations
,
January 2016 in “RSC Advances” A non-toxic formula using polycarboxylic acids strengthens and improves hair.
17 citations
,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
17 citations
,
February 2015 in “Experimental Dermatology” Keratins are crucial for hair strength, and mutations in certain keratin genes cause hair disorders.