Results 21 to 30 of about 432 (176)

Repositories of biocultural diversity: Toward best practices for empowering ethnobotany in digital herbaria

open access: yesPLANTS, 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

Reinventing henna: Enzyme‐catalysed colour release from stabilized Lawsonia inermis L. extracts

open access: yesInternational 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

Indirubin as a red hair Colourant from Indigofera tinctoria L.

open access: yesInternational Journal of Cosmetic Science, Volume 47, Issue 5, Page 877-886, October 2025.
An immediate stable red colour result after application of Indigofera tinctoria L. on hair in the presence of isatin and a reducing agent was achieved. A revised indigo molecule and indirubin synthesis pathway for I. tinctoria L. application including the effect of said additives to the colour outcome is presented.
Skrollan Klaas   +2 more
wiley   +1 more source

Degradación y decoloración de agua contaminada con colorantes textiles mediante procesos de oxidación avanzada

open access: yesTecnología en Marcha, 2014
En la presente investigación se estudió la efectividad de los procesos de oxidación avanzada H2O2/UV y H2O2/Fe2+/UV en la degradación y decoloración de agua contaminada con colorante textil COLRON RED SD3B, a manera de contaminante modelo.
Laura Castro-Peña   +1 more
doaj   +1 more source

Investigation of microbial contamination of commercial Romanowsky stain variant solutions used in veterinary clinics

open access: yesVeterinary 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

Formulation and evaluation of alternative to beeswax for vegan lipsticks

open access: yesInternational 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

Colorantes naturales

open access: yes, 1997
La obra contiene información acerca de algunos grupos de compuestos químicos de ocurrencia natural que son o pueden ser aplicados como colorantes para alimentos y para la tinción de fibras. Estos son clasificados de acuerdo a su naturaleza química como carotinoides, flavonides, antocianinas, betacainas, quinonas, xantosas, clorofila, entre otros.
openaire   +1 more source

Aislamiento y caracterización por espectroscopia visible e infrarroja del colorante del achiote (Bixa orellana)

open access: yesinfoANALITÍCA, 2015
Los colorantes han sido ampliamente utilizados desde la antigüedad tanto para teñir telas como para colorear alimentos. Debido a las reacciones adversas que se atribuyen a algunos colorantes sintéticos, los consumidores buscan en la actualidad productos ...
Elga Narváez V, Cristina Mena P.
doaj  

Remoción de azul de metileno por la microalga chlorella sp. Viva

open access: yesProspectiva, 2015
La microalga Chlorella sp. fue investigada como material viable para el tratamiento biológico de soluciones del colorante catiónico azul de metileno (AM).
Edgardo R. Angulo Mercado
doaj   +1 more source

Home - About - Disclaimer - Privacy