Results 71 to 80 of about 5,628 (165)

Determination of anthocyanins, organic acids, and phenolic acids in hibiscus market products using LC/UV/MS

open access: yesJournal of Food Science
Abstract Hibiscus sabdariffa has gained increasing attention from consumers as a natural, healthy food ingredient, leading to a myriad of available products, yet there is a lack of understanding of the quality and chemical diversity among commercially available hibiscus products.
Nanxi Li, James E. Simon, Qingli Wu
openaire   +2 more sources

Regressive Hibiscus sabdariffa Extract Nuclear Stain Using Formalin Fixed Paraffin Embedded Skin, Lymph node and Appendix

open access: yesSokoto Journal of Medical Laboratory Science, 2020
A simple boiling water extract of Hibiscus sabdariffa was compounded with 10% ferric chloride solution, sodium chloride and glacial acetic acid and stored at 4 o C.
Olufunmilayo, O.A. , Benard, S.A.* , Balogun, M. O. , Fowotade, A.A. , Olutunde, O.A ., Afolabi, O.O.
doaj  

Character Comparison Visualization Of Natural Indicators In Alkalimetric Titration

open access: yesJournal of the Turkish Chemical Society, Section A: Chemistry, 2022
The use of natural materials began to be developed on a large scale in chemistry. Natural substances are safe to use, easy to find, and cheaper. Biological indicators in volumetric titration are the focus of experts.
Tias Ernawati
doaj   +1 more source

Meta-Transcriptomic Analysis Uncovers the Presence of Four Novel Viruses and Multiple Known Virus Genera in a Single Hibiscus rosa-sinensis Plant in Colombia

open access: yesViruses
Hibiscus is not native to Colombia but well suited to its arid soil and dry climates. A single hibiscus plant from Risaralda, showing black spots on upper and lower sides of its leaves, was collected for virome analysis using meta-transcriptomic high ...
Avijit Roy   +6 more
doaj   +1 more source

Influence of salicylic acid on in vitro propagation and salt tolerance in Hibiscus acetosella and Hibiscus moscheutos (cv ‘Luna Red’)

open access: yesAfrican Journal of Biotechnology, 2010
Salicylic acid (SA) has been reported to improve in vitro regeneration as well as induce abiotic stress tolerance in plants. The effects of varying SA concentrations (0, 0.5, and 1 mM) on in vitro shoot apicesof two Hibiscus species, Hibiscus moscheutos (cv ‘Luna Red’) and Hibiscus acetosella, grown under various salt (NaCl) concentrations (0, 175, and
Sakhanokho, HF, Kelley, RY
openaire   +1 more source

Simultaneous Determination of Gallic Acid and Ascorbic Acid Using First Derivative Zero-Crossing Spectrophotometric Technique

open access: yesZanco Journal of Pure and Applied Sciences, 2019
A new spectrophotometric method was used for simultaneous determination of gallic acid and ascorbic acid depending on the first derivative zero-crossing technique.
Hemn A. Qader   +3 more
doaj   +1 more source

Development and characterization of plant-based bigels for fat replacement using Hibiscus rosa-sinensis petals and Syzygium cumini (jamun) seed waste

open access: yesFood Materials Research
Bigels are biphasic formulations composed of two distinct structured phases with differing polarities, namely an oleogel phase and a hydrogel phase. Recently, increased demands for saturated fat substitutes and consumers' health consciousness have drawn ...
Devilakshmi Manikandan   +2 more
doaj   +1 more source

Chemical Composition GC/MS analysis, antioxidant and Antimicrobial Activity of Hibiscus, Baobab, and Buckhorn Seed Oil’s

open access: yesIndonesian Journal of Chemical Analysis
This study explores the chemical composition and bioactive potential of Baobab, Hibiscus, and Buckthorn seed oils, focusing on their antioxidant and antimicrobial activities for cosmetic and functional food applications.
Nidal Eisa   +5 more
doaj  

Endophytic Bacteria Producing Alkaloid as Antibacterial and Antioxidant Agent from Hibiscus tiliaceus Leaves

open access: yesJurnal Kimia Sains dan Aplikasi
Hibiscus tiliaceus is known to have antibacterial activity. One of the antibacterial compounds contained in the hibiscus plant is alkaloid. Alkaloids can also be obtained from endophytic bacteria that are in symbiosis with hibiscus leaves.
Purbowatiningrum Ria Sarjono   +3 more
doaj   +1 more source

Effect of foliar copper application on yield and anthocyanin concentration in Hibiscus sabdariffa calyces

open access: yesRevista de la Facultad de Ciencias Agrarias, 2018
Frequent anthocyanin consumption improves health and prevents diseases due to its antioxidant activity. Exposure of some plants to high concentrations of heavy metals may increase anthocyanin concentration and thus improve their food quality. This study
Patricio Apáez Barrios   +3 more
doaj  

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