Normal cells stain well with fluorescent globulin, but tumor cells do not.
June 2025 in “Samarra Journal of Pure and Applied Science” A new method accurately measures minoxidil in tablets.
5 citations
,
April 2020 in “Journal of Mind and Medical Sciences” The new device improves surgical accuracy by using a special dye and camera to see inside tissues.
21 citations
,
January 2008 in “Talanta” New, cheaper method measures finasteride in tablets accurately and quickly.
March 2026 in “ACS Applied Materials & Interfaces” A new dissolving microneedle system effectively delivers minoxidil for hair regrowth with minimal side effects.
13 citations
,
September 2020 in “Sensors” Hair follicles have a pH gradient, increasing towards the root.
3 citations
,
April 2015 in “Current problems in dermatology” A more sensitive assay was developed to detect enzyme activity converting arginine to citrulline in hair follicles.
4 citations
,
August 2016 in “PubMed” Repeated dyeing and shampooing cause hair color loss and damage.
1 citations
,
March 2023 in “Journal of Natural Fibers” A gentler, less damaging method for curling hair using tyrosine works well initially but fades after washing.
March 2007 in “The FASEB Journal” Henna mixed with PPD can cause skin reactions, scarring, and a specific type of baldness, and needs more research to understand these effects.
A natural hair dye from cuttlefish ink and chitosan effectively colors hair black without harmful chemicals.
13 citations
,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
54 citations
,
July 1967 in “Science” Decomposed tritiated thymidine is less accurate for DNA tracing, and hair changes can indicate malnutrition.
9 citations
,
November 2017 in “International Journal of Nanomedicine” Tiny particles called anionic squarticles can effectively remove a common antidepressant from the body after an overdose.
1 citations
,
May 2025 in “Journal of the Indian Chemical Society”
February 2025 in “International Journal of Cosmetic Science” A new amino acid derivative, ATS, improves hair texture and moisture, making it easier to straighten curly hair.
4 citations
,
January 2014 in “RSC Advances” A new, less toxic and more efficient method to create the anti-baldness compound RU58841 was developed in 2014.
1 citations
,
July 2016 in “Cosmetics” Black henna tattoos can cause severe allergies to hair and textile dyes, and there's a need for greater public awareness and regulation.
2 citations
,
July 2020 in “International Journal for Research in Applied Science and Engineering Technology” Pseudomonas DL17 can completely break down the harmful dye Sunset Yellow FCF in 48 hours.
1 citations
,
January 1971 in “Acta dermato-venereologica” Mice hair follicles take in the amino acid cystine.
2 citations
,
October 2018 in “Journal of Mind and Medical Sciences” A new method effectively detects toxic pyrrolizidine alkaloids in honey and flour.
12 citations
,
January 2020 in “Analyst” Researchers found markers that can tell if hair has been bleached, which could improve hair test accuracy.
1 citations
,
June 2003 in “Obstetrical & Gynecological Survey” This new method makes checking for female infertility less painful, less invasive, and doesn't use radiation.
18 citations
,
March 2010 in “Therapeutic Drug Monitoring” A new method quickly detects alcohol use from hair in under an hour.
4 citations
,
January 1988 in “Cosmetics and toiletries” 0.1% piroctone olamine in hair tonics effectively treats dandruff.
1 citations
,
June 2019 in “Journal of Biological and Scientific Opinion” PPD in mehendi can cause serious health problems and needs regulation.
66 citations
,
April 1989 in “Alcoholism Clinical and Experimental Research” The ethanol patch test reliably identifies ALDH phenotype.
September 2005 in “Eclética Química” A quick method to measure minoxidil using a light-based titration technique was developed.
2 citations
,
September 2021 in “International Journal of Ayurvedic Medicine” Despite adverse effects, people continue using hair dyes for aesthetic reasons, highlighting the need for safer options.
2 citations
,
November 2025 in “Pharmaceutics” Moderately lipophilic dyes penetrate skin deeply, while highly hydrophobic or lipophilic dyes stay on the surface.