Results 101 to 110 of about 39,005 (268)

Exploring the antioxidant, anti-inflammatory and antiallergic potential of Brazilian propolis in monocytes

open access: yesPhytomedicine Plus, 2022
Background: Propolis is a bee product used since ancient times due to its diverse biological applications. We aimed to investigate the antioxidant and anti-inflammatory action of Brazilian propolis in THP-1 cells stimulated with 1‐fluoro‐2,4 ...
Fernanda Lopes Conte   +10 more
doaj  

Immune priming of honey bees protects against a major microsporidian pathogen

open access: yesPest Management Science, EarlyView.
We immune‐primed honey bees at two developmental stages in the laboratory and the field with heat‐killed Nosema ceranae spores. When subsequently fed live spores, immune‐primed adults had lower infection levels. Abstract BACKGROUND Honey bees face significant threats from pathogens like Nosema ceranae, a microsporidian parasite that contributes to ...
James C. Nieh   +6 more
wiley   +1 more source

Comparative evaluation of propolis nanostructured lipid carriers and its crude extract for antioxidants, antimicrobial activity, and skin regeneration potential

open access: yesBMC Complementary Medicine and Therapies, 2022
Background Propolis extracted from beehives has been conferred with natural antimicrobial and antioxidant properties. Hence, it has been recommended as a wound healing therapy.
Ola M. Elkhateeb   +5 more
doaj   +1 more source

Animal medical systems from Apis to apes: history, recent advances and future perspectives

open access: yesBiological Reviews, EarlyView.
ABSTRACT Animal medical systems encompass a wide range of behaviours aimed at maintaining or improving health. It has become clear that these behaviours are not limited to animals treating themselves (self‐medication) but also include the treatment of group members, resulting in the adoption of the more inclusive term “animal medication”.
Michelina Pusceddu   +5 more
wiley   +1 more source

Natural Fibers Density Measurement Methods: Factors Affecting Density Result in Helium Gas Pycnometry

open access: yesJournal of Natural Fibers
Fiber density can be used to estimate composite weight and to evaluate fiber content for property predictions in fiber-reinforced composites. Yet, natural fibers don’t have fixed density value given on datasheet and their density measurement is affected ...
Abebayehu Abdela   +4 more
doaj   +1 more source

Elemental Analysis of Tetragonula laeviceps Propolis by X-Ray Fluorescence Spectroscopy [PDF]

open access: yesBIO Web of Conferences
Propolis, a natural substance produced by stingless bees (Tetragonula laeviceps), consists of a blend of resins collected from plant exudates and other botanical sources.
Missy Rachmawarifa Corina   +2 more
doaj   +1 more source

Results of Patch Testing With a Brazilian Propolis Dilution Series

open access: yesContact Dermatitis, EarlyView.
To investigate whether positive patch tests to Brazilian propolis 10% pet. are allergic or irritant in nature, we tested consecutive patients suspected of contact dermatitis with a dilution series of propolis B 10%, 3.3% and 1% pet. Of 200 patients investigated, 56 (28%) had one or more positive propolis B patch tests. Of these 56, 21 individuals (37.5%
Emma M. van Oers   +3 more
wiley   +1 more source

The Complex World of Toothpaste Diversity, Meeting Patient Clinical Needs. An Umbrella Review

open access: yesInternational Journal of Dental Hygiene, EarlyView.
ABSTRACT Background Amidst numerous recent advancements in toothpaste formulations and active ingredients, some clinicians may believe all toothpastes are similar despite differences in their active ingredients and corresponding clinical application.
Jeanie Suvan, Crystal Marruganti
wiley   +1 more source

Exudate and Propolis from Escallonia pulverulenta: Phytochemical Characterization and Antibacterial Activity

open access: yesPlants
Propolis is a complex mixture formed from exudates that bees collect from plants and then mix with beeswax and their own salivary enzymes. Chilean propolis is characterized by the presence of phenolic compounds, which are considered responsible for the ...
Bairon Jorquera   +11 more
doaj   +1 more source

Wettability of saliva substitutes across various denture base fabrication techniques

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose The present study evaluated the contact angles (CAs) of four denture base materials subjected to different surface treatments using deionized water and saliva substitutes. Material and Methods A total of 32 rectangular specimens were manufactured using four different denture base materials: heat‐cured compression molded Lucitone 199 (C)
Paul Mikhail   +3 more
wiley   +1 more source

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