Results 31 to 40 of about 10,611 (158)

A Cosmetically Acceptable Dye Product to Improve Detection of Head Louse Eggs and Nits

open access: yesCosmetics, 2020
Removing head louse eggshells and nits after a successful pediculicide treatment is often made more difficult because it is not easy to see them all amongst the hairs.
Elizabeth R Brunton   +3 more
doaj   +1 more source

Contact Allergy to Hair Dyes

open access: yesCosmetics, 2016
Many strong and extreme sensitizing chemicals, such as para-phenylenediamine (PPD), toluene-2,5-diamine (TDA) and other aromatic amines or cross-reacting substances, are ingredients in hair dye products. The chemistry of hair dyeing and the immunological
Marie-Louise Anna Schuttelaar   +1 more
doaj   +1 more source

Occupational exposure to allergens in oxidative hair dyes

open access: yesZdravniški Vestnik, 2013
Oxidative hair dyes are the most important hair dying products. Hairdressers are exposed to the allergens found in oxidative hair dyes during the process of applying dyes to the hair, when cutting freshly dyed hair, or as a consequence of prior ...
Polona Zaletel   +2 more
doaj  

Method to analyse and quantify the propensity of hair dyes to desorb from human hair fibre

open access: yesHeliyon
Background: The use of hair dyes to alter the aesthetics of human hair is a very popular consumer habit. Dyes and their precursors used in hair coloration have been investigated for safety both in terms of exposure of consumers during the dyeing process,
Kristina Hetherington   +11 more
doaj   +1 more source

Using surface-enhanced Raman spectroscopy to probe artificial dye degradation on hair buried in multiple soils for up to eight weeks

open access: yesScientific Reports
The discovery of clandestine burials poses unique challenges for forensic specialists, requiring diverse expertise to analyze remains in various states. Bones, teeth, and hair often endure the test of time, with hair particularly exposed to the external ...
Aidan P. Holman   +3 more
doaj   +1 more source

Functional Performance and Safety Evaluation of Optimized Plant-Based Dye Mixtures for Intense Hair Coloration

open access: yesCosmetics
This study aimed to develop a sustainable and safe alternative to chemical hair dyes by exploring the functional performance and safety evaluation of herbal mixtures.
Kodpaka Lueadnakrob   +4 more
doaj   +1 more source

Carbon Nanotube-Based Electrochemical Sensor for the Determination of Anthraquinone Hair Dyes in Wastewaters

open access: yesChemosensors, 2015
The present work describes the development of a voltammetric sensor for the selective determination of Acid Green 25 (AG25) hair dye, widely used in commercial temporary hair dyes.
Ricardo de Oliveira   +3 more
doaj   +1 more source

Does hair dye use really increase the risk of prostate cancer?

open access: yesBMC Cancer, 2017
Recently, Shu-Yu Tai et al. reported that personal hair dye use increased risk of prostate cancer with a dose-response effect. Although hair dyes were identified as carcinogenic in animals and increased risk of some cancers among hairdressers, the ...
Bang-Ping Jiann
doaj   +1 more source

Some histological and biochemical evaluation on commercial hair dyes

open access: yesSokoto Journal of Medical Laboratory Science, 2023
The use of hair dyes as a means of beautification is currently increasing. This study aimed at evaluating the toxicity of different commercial hair dyes on the histology of the skin and biochemical parameters of the liver of Albino rats.
Stanley Obialor Anyanwu, Euphoria C. Akwiwu, Agala Egbe, Iwaeni Bassey Eborty-Ike
doaj  

Bladder cancer, a review of the environmental risk factors

open access: yesEnvironmental Health, 2012
Background Many epidemiological studies and reviews have been performed to identify the causes of bladder cancer. The aim of this review is to investigate the links between various environmental risk factors and cancer of the bladder.
Letašiová Silvia   +6 more
doaj   +1 more source

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