Results 31 to 40 of about 464,905 (277)

Application of phycocyanin from Arthrospira (Spirulina) platensis as a hair dye

open access: yesFrontiers in Marine Science, 2022
Almost all of the current hair dye products today contain synthetic chemicals which may cause allergic reactions in some users. Phycocyanin (PC), a non-toxic cyanobacterial pigment, has been used in the food and cosmetics sectors. There are however, been
Oranit Kraseasintra   +8 more
doaj   +1 more source

Simulating Dye-Sensitized TiO2 Heterointerfaces in Explicit Solvent: Absorption Spectra, Energy Levels, and Dye Desorption [PDF]

open access: yes, 2011
Dye-sensitized solar cells (DSCs) represent a valuable, efficient, and low-cost alternative to conventional semiconductor photovoltaic devices. A deeper understanding of the dye/semiconductor heterointerface and of the dye-sensitized semiconductor ...
Fantacci, Simona   +2 more
core   +1 more source

Continuous usage of a hair dye product containing 2-methoxymethyt-para-phenylenediamine by hair-dye-allergic individuals [PDF]

open access: yes, 2016
Background Despite a positive patch test reaction to para-phenylenediamine (PPD) and/or toluene-2,5-diamine (PTD), many people attempt to continue dyeing their hair with products containing PPD or its derivatives.
Kock, M.   +3 more
core   +2 more sources

The effect of pre-pregnancy hair dye exposure on infant birth weight: a nested case-control study

open access: yesBMC Pregnancy and Childbirth, 2018
Background Limited evidences were reported about the risk of pre-pregnancy hair dye use or irregular menstruation with abnormal birth weight during pregnancy, and their joint effects were also unknown.
Chao Jiang   +12 more
doaj   +1 more source

Exposure estimates of parabens from personal care products compared with biomonitoring data in human hair from Northeast China

open access: yesEcotoxicology and Environmental Safety, 2023
Parabens (PBs), a class of endocrine-disrupting chemicals (EDCs), are extensively used as additives in personal care products (PCPs); however, distinguishing between endogenous and exogenous contamination from PCPs in hair remains a challenge.
Yunyang Li   +9 more
doaj   +1 more source

Hair chemicals may increase breast cancer risk: A meta-analysis of 210319 subjects from 14 studies.

open access: yesPLoS ONE, 2021
BackgroundThe association between personal hair dye use and breast cancer risk is currently debated. The aim of this work is to investigate the association between the use of hair care products and breast cancer risk in women.MethodsBased on the PRISMA ...
Shaohua Xu   +6 more
doaj   +1 more source

Angioedema-like Hair Dye Reaction [PDF]

open access: yesAl-Anbar Medical Journal
No ...
Thamir Kubaisi
doaj   +1 more source

Hair Coloring – Hair Dyeing

open access: yesRGUHS Journal of Medical Sciences, 2018
History of the coloring of the gray hairs can be traced back to Sumerians and Pharaohs 2000 BC. Women in the past used hair colors to hide their gray hairs. Today men are also applying hair color to hide their gray hairs and younger people color their hair as a fashion. The discovery of paraphenylenediamine and better understanding of chemistry of hair
K. Hanumanthayya   +3 more
openaire   +1 more source

HAIR DYE- AN EMERGING SUICIDAL AGENT: OUR EXPERIENCE [PDF]

open access: yes, 2012
Hair dye poisoning has been emerging as one of the important causes of intentional deliberate self harm. To study the epidemiology of patients who consumed Super Vasmol (a commonly used commercial hair dye), profile of patients referred to the ENT ...
Suganthakumar, Mary Nirmala; Thoothukudi Medical College   +1 more
core  

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