Results 21 to 30 of about 451 (167)
Hypersensitivity reactions to food additives
Revista Alergia México, 2019 Food additives are ingredients that are intentionally added to food in order to modify its physical, chemical, biological, or sensorial characteristics.
Guillermo Velázquez-Sámano +4 more
doaj +1 more source
Nova, 2020 La utilización de los colorantes en los procesos de identificación en microbiología se fundamenta en las propiedades fisicoquímicas de estas sustancias. En el campo de la física, la óptica explica cómo todos los objetos son observables dependiendo de las longitudes de onda que se absorben y se transmiten dentro del denominado “espectro visible”. Dichas
Lucía Constanza Corrales Ramírez +1 more
openaire +2 more sources
PLANTS, PEOPLE, PLANET, Volume 8, Issue 4, Page 1095-1103, July 2026.Societal Impact Statement As herbaria digitize millions of plant specimens, ethnobotanical information associated with them is becoming increasingly accessible. These biocultural data include plant uses, names, and/or management practices of Indigenous Peoples and Local Communities (IPLCs).
Robbie Hart +23 more
wiley +1 more source
Algunos colorantes vegetales usados por las tribus indígenas de Colombia
Revista Colombiana de Antropología, 1961 .
Néstor Uscátegui Mendoza
doaj +1 more source
Reinventing henna: Enzyme‐catalysed colour release from stabilized Lawsonia inermis L. extracts
International Journal of Cosmetic Science, Volume 48, Issue 2, Page 310-326, April 2026.The instability and reduced dyeing performance of a cosmetic formulation containing 2‐hydroxy‐1,4‐naphthoquinone (lawsone), derived from Lawsonia inermis L., is demonstrated in comparison to a novel two‐component system. This system comprises one formulation with naturally occurring lawsone precursors and a second containing a specific hydrolase ...
Nele Dallmann +2 more
wiley +1 more source
Adsorción de colorantes sobre tierra de diatomeas. Un trabajo de laboratorio con enfoque ambiental
Educación Química, 2018 El aumento continuo de la población mundial, fundamentalmente concentrada en megaciudades, y el cambio climático global que ha alterado los patrones de temperaturas, lluvias y...
Griselda L. Sosa, Anita Zalts
doaj +1 more source
Veterinary Dermatology, Volume 36, Issue 5, Page 613-620, October 2025.Abstract Background Diff‐Quik (DQ) staining is widely used in clinical practice for its ease of use and rapid results. However, its potential contamination remains a concern. Hypothesis/Objectives This study aimed to investigate DQ solution contamination in veterinary hospitals and identify factors affecting it through a questionnaire on stain usage ...
Minji Cho, Seulgi Bae
wiley +1 more source
CONSUMPTION OF ARTIFICIAL COLOURS FOR PRESCHOOL CHILDREN OF A BAIXADA FLUMINENSE, RJ
Revista de Pesquisa Cuidado é Fundamental Online, 2012 RESUMO: OBJETIVOS: Analisar o consumo de alimentos industrializados com corantes por pré-escolares de um município da Baixada Fluminense. MÉTODOS: A amostra foi constituída por 148 mães de pré-escolares de 3 a 5 anos matriculados na rede pública do ...
Maria Lúcia Teixeira Polônio +1 more
doaj +7 more sources
Formulation and evaluation of alternative to beeswax for vegan lipsticks
International Journal of Cosmetic Science, Volume 47, Issue 4, Page 626-638, August 2025.Characterization of a cosmetic ingredient as a vegan alternative to beeswax. Investigation of binary oil–wax systems for cosmetic applications. Development of a predictive strategy for the formulation of vegan stick cosmetics. Abstract Honeybees' success is strictly linked to the chemical and application properties of their products: honey, beeswax (BW)
Manuela Loiacono +4 more
wiley +1 more source