Results 31 to 40 of about 11,935 (289)

The effects of sun exposure on colorant identification of permanently and semi-permanently dyed hair

Scientific Reports, 2023
During bloating and active decay, human remains begin to deform and warp their physical identity. After the skin and muscles loosen and detach from their skeletal structuration, everything but bones, teeth, and hair will fully disintegrate into the soil ...
Aidan Holman, Dmitry Kurouski
doaj   +1 more source

Hair Cosmetics for the Hair Loss Patient

Indian Journal of Plastic Surgery, 2021
Medical professionals that treat patients with alopecia usually lack knowledge about hair cosmetics. Trichologists focus on hair cycling and growth problems and not on the hair shaft integrity.
Maria Fernanda Reis Gavazzoni Dias, Aline Falci Loures, Chloe Ekelem   +2 more
doaj   +1 more source

Hair Coloring – Hair Dyeing

RGUHS 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, G. Balasubrahmanyam, Menakaa Mohan, Sunitha Mohan and N. Nikhil   +3 more
openaire   +1 more source

Porosity at Different Structural Levels in Human and Yak Belly Hair and Its Effect on Hair Dyeing

Molecules, 2020
Yak belly hair was proposed as a cheap substitute for human hair for the development of hair dyes, as its chemical composition closely resembles human hair in Raman spectroscopy.
Alexander R. M. Müllner, Ruben Pahl, Doris Brandhuber, Herwig Peterlik   +3 more
doaj   +1 more source

Hair Straightening and Hair Dyes: Facts and Controversies

, 2019
Hair dyes and hair relaxers are hair care products commonly used to change hair color and shape, respectively. Very popular among patients, these products may be self-applied as a home care treatment or by a professional hair stylist at the hair salon ...
Antonella Tosti, Dutra, Hudson, Hudson Dutra, Pirmez, Rodrigo, Maria Fernanda Reis Gavazzoni Dias, Rodrigo Pirmez, Dias, Maria Fernanda Reis Gavazzoni, Tosti, Antonella   +7 more
core   +1 more source

Evolution of Hair Treatment and Care: Prospects of Nanotube-Based Formulations

Nanomaterials, 2019
A new approach for hair treatment through coating with nanotubes loaded with drugs or dyes for coloring is suggested. This coating is produced by nanotube self-assembly, resulting in stable 2−3 µm thick layers.
Ana Cláudia Santos, Abhishek Panchal, Naureen Rahman, Miguel Pereira-Silva, Irina Pereira, Francisco Veiga, Yuri Lvov   +6 more
doaj   +1 more source

Surface-enhanced Raman spectroscopy is capable of precise differentiation between re-dyed hair samples

Scientific Reports, 2023
Scalp hairs are readily present at most crime scenes because an average person sheds around 100 hairs a day. Forensic experts analyze hair found at crime scenes to identify suspects involved in a crime.
Samantha Higgins, Dmitry Kurouski
doaj   +1 more source

Immune responses to hair dyes containing toluene-2,5-diamine

, 2014
Background Toluene-2,5-diamine (PTD) is the most frequently used dye in oxidative hair dyes on the Scandinavian market. However, little is known about immune responses to PTD-containing oxidative hair dyes. Objectives To study immune responses induced by
Svedman, Cecilia,, Zimersson, E, Engkilde, K, Geisler, C., Poulsen, S S, Zimersson, E., Bruze, M, Bonefeld, C M, Bruze, Magnus, Schmidt, J D, Svedman, Cecilia, Nielsen, M. M., Bruze, Magnus,, Johansen, J D, Poulsen, S. S., Schmidt, J. D., Bonefeld, C. M., Engkilde, K., Johansen, J. D., Lund University., Svedman, C, Nielsen, M M, Geisler, Carsten   +22 more
core   +1 more source

Sensitization and Clinically Relevant Allergy to Hair Dyes and Clothes from Black Henna Tattoos: Do People Know the Risk? An Uncommon Serious Case and a Review of the Literature

Cosmetics, 2016
Henna (Lawsonia inermis L.) tattooing has been used in Egypt and India since ancient times. Today this temporary body art is becoming increasingly popular among young people.
Paola A. Moro, Marco Morina, Fabrizia Milani, Marco Pandolfi, Francesca Guerriero, Luca Bernardo   +5 more
doaj   +1 more source

Clinical performance of the urine‐based TERT promoter AbsoluteQ Digital PCR for non‐invasive detection of bladder cancer

Molecular Oncology, EarlyView.
A urine‐based digital PCR assay targeting two hotspot TERT promoter variants detected bladder cancer with high sensitivity and no false positives in this case–control cohort. The streamlined AbsoluteQ workflow outperformed Sanger sequencing and supports non‐invasive molecular testing for bladder cancer detection.
Anna Nykel, Izabela Kubiak, Lena Rutkowska, Żaneta Kasprzyk, Łukasz Kępczyński, Michał Bednarek, Dariusz Sobieraj, Jacek Wilkosz, Piotr Kania, Adam Jędrzejczyk, Bogdan Kałużewski, Agnieszka Gach, Tadeusz Kałużewski   +12 more
wiley   +1 more source