April 2025 in “International Journal of Cosmetic Science” A new hair perming method avoids damage and lasts longer than traditional methods.
51 citations
,
September 2012 in “Biomacromolecules” Disulfide bonds make keratin in hair stronger and tougher.
2 citations
,
January 2015 in “Sen'i Gakkaishi” Washing permed hair after using thioglycolic acid helps reform strong bonds, making hair stronger.
14 citations
,
September 2016 in “Journal of Photochemistry and Photobiology B Biology” UV exposure damages hair, increasing thiols and altering protein structure.
83 citations
,
July 2008 in “Current Opinion in Chemical Biology” The document concludes that understanding sulfation biology is crucial for creating treatments due to its importance in biological functions and disease.
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.
175 citations
,
December 1980 in “Archives of Dermatology” Trichothiodystrophy is a condition with brittle hair and various physical and mental issues due to low sulfur in proteins.
January 2008 in “Chinese Journal of Spectroscopy Laboratory” Cysteine formation on hair indicates damage, best detected at pH 4.5.
3 citations
,
January 2009 in “Sen'i Gakkaishi” Using both TGA and DTDG in hair straightening reduces hair damage compared to using TGA alone.
New steroid derivatives show promise as anticancer agents, even against resistant cells.
26 citations
,
January 1983 in “PubMed” Trichothiodystrophy involves brittle hair due to low sulfur amino acids, not a transport defect.
January 2018 in “ScholarWorks @UVM (University of Vermont)” Selenium in proteins helps prevent over-oxidation and supports chemical reversibility.
29 citations
,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
49 citations
,
January 1972 in “Biochimica et Biophysica Acta (BBA) - Protein Structure”
April 2025 in “Pharmaceuticals” APA is a promising new compound for repairing damaged hair, outperforming Olaplex® in strength and elasticity.
16 citations
,
October 2003 in “Journal of applied polymer science” 2-iminothiorane hydrochloride improves hair waving permanence without damage.
37 citations
,
September 2003 in “Journal of Medicinal Chemistry” A substance called Compound 2g can strongly block STS (a hormone-related enzyme) without affecting estrogen levels, making it potentially good for treating breast cancer.
53 citations
,
June 1982 in “The BMJ” Cooling the scalp below 22°C before and during chemotherapy can help prevent hair loss.
6 citations
,
September 1990 in “International Journal of Gynecology & Obstetrics” The skin condition PUPP usually gets better on its own after giving birth and is unlikely to happen again in future pregnancies.
110 citations
,
April 2009 in “Cell Motility and the Cytoskeleton” β‐thymosins, especially thymosin β4, help in heart protection, wound healing, and hair growth by stabilizing actin in cells.
9 citations
,
January 1981 Nucleophilic reagents break down hair keratin, forming more lanthionine and lysinoalanine than in wool.
46 citations
,
June 2013 in “Journal of structural biology” High glycine–tyrosine keratin-associated proteins help make hair strong and maintain its shape.
15 citations
,
October 1936 in “Archives of Dermatology” Cystine is crucial for forming keratin in hair, wool, and nails.
31 citations
,
February 2007 in “Journal of Structural Biology” Oxidation changes the structure of hair protein filaments, causing them to compact and rearrange.
141 citations
,
January 1984 in “Journal of The American Academy of Dermatology” Pregnancy can cause skin darkening, varicose veins, more sweating, hair growth, hair loss after birth, nail changes, and gum inflammation.
75 citations
,
October 1996 in “Dermatologic Clinics” Chronic Telogen Effluvium is a hair loss condition in middle-aged women that usually doesn't lead to complete baldness.
64 citations
,
June 1992 in “International Journal of Dermatology” Pregnancy often causes skin changes like darkening, stretch marks, and hair growth, which may improve after childbirth.
51 citations
,
February 2006 in “Clinics in Dermatology” Pregnant women often experience skin and hair changes, with over half getting stretch marks and pigment changes, and should be cautious with cosmetic procedures due to potential risks.
48 citations
,
January 2018 in “Scientific Reports” Hair analysis can reveal metabolic changes and potential pregnancy complications.
41 citations
,
September 2010 in “Journal of dermatological science” Bone marrow and umbilical cord stem cells can help grow new hair.