Results 31 to 40 of about 2,226 (160)

Metabolomic Strategies to Improve Chemical Information from OSMAC Studies of Endophytic Fungi

open access: yesMetabolites, 2023
Metabolomics strategies are important tools to get holistic chemical information from a system, but they are scarcely applied to endophytic fungi to understand their chemical profiles of biosynthesized metabolites. Here Penicillium sp. was cultured using
Fernanda Motta Ribeiro da Silva   +4 more
doaj   +1 more source

Toxin Profile of Two Gymnodinium catenatum Strains from Iberian Coastal Waters

open access: yesToxins, 2022
Gymnodinium catenatum has been the main species responsible for paralytic shellfish poisoning events along the Portuguese coast (Iberian Peninsula), causing bans on bivalve harvesting that result in huge economic losses.
Joana F. Leal   +5 more
doaj   +1 more source

Comparison of Near Infrared Spectra of Three Lichen Substances and Several Common Synthetic Organic Sunscreens. [PDF]

open access: yesJ Cosmet Dermatol
ABSTRACT Background Near‐infrared (NIR) and UV radiation have been reported to alter skin physiology, causing oxidative stress, mitochondrial genetic damage, and potentially leading to cancer and photoageing. NIR screening is recommended, but only inorganic sunscreens such as zinc and titanium oxide are known to absorb, reflect, and scatter NIR ...
Torres Vargas DG.
europepmc   +2 more sources

Unravelling the Gastroprotective Potential of Kefir: Exploring Antioxidant Effects in Preventing Gastric Ulcers

open access: yesCells, 2023
The present study was conducted to evaluate the protective effect of milk kefir against NSAID-induced gastric ulcers. Male Swiss mice were divided into three groups: control (Vehicle; UHT milk at a dose of 0.3 mL/100 g), proton pump inhibitor (PPI ...
Larissa Zambom Côco   +10 more
doaj   +1 more source

Antarctic bioprospection : Marching towards a sui generis legal institutionality?

open access: yes, 2020
La bioprospección en la Antártida es una actividad que día a día toma mayor importancia, por sus implicaciones geopolíticas y porque, de ser exitosa, puede generar sumas millonarias en utilidades para quienes la realicen. En ese contexto, el objetivo del
Villamizar Lamus, Fernando
core   +1 more source

A Mechanistic Insight into the Anti-Staphylococcal Mode of Action of (+)-Usnic Acid and Its Synergy with Norfloxacin Against Methicillin-Resistant Staphylococcus aureus

open access: yesBiomolecules
In this study, a global response analysis was performed to explore the mechanism of action of Usnic acid and its synergy with Norfloxacin, a well-known quinolone antibiotic to which MRSA clinical isolates showed resistance (MIC, 500 µg/mL).
Bhavana Gangwar   +4 more
doaj   +1 more source

Leaves of : Isolation of a Biflavanoid and Histochemical Analysis

open access: yesNatural Product Communications, 2019
Duroia longiflora (Rubiaceae) is an Amazonian plant species with no previous chemical study. The aim of this work was to study the chemical composition of D. longiflora leaves and study their histochemistry.
Fabiele Souza da Cruz   +2 more
doaj   +1 more source

Biocatalytic Potential of Native Basidiomycetes from Colombia for Flavour/Aroma Production

open access: yesMolecules, 2020
Aromas and flavours can be produced from fungi by either de novo synthesis or biotransformation processes. Herein, the biocatalytic potential of seven basidiomycete species from Colombia fungal strains isolated as endophytes or basidioma was evaluated ...
David A. Jaramillo   +6 more
doaj   +1 more source

Bioprospection of cationic and anionic antimicrobial peptides from bell pepper leaves for inhibition of Ralstonia solanacearum and Clavibacter michiganensis ssp. michiganensis growth [PDF]

open access: yes, 2006
Bioprospection of natural compounds to be used as plant protection offers exciting possibilities in agribusiness. ‘Samara’ (SM) and ‘Sunshine’ (SH) cultivars of bell pepper are resistant against some plant pathogens, and leaf antimicrobial peptides could
Baracat‐Pereira, M. C.   +15 more
core   +1 more source

Novel Antiplasmodial Agents from

open access: yesNatural Product Communications, 2013
The roots, leaves and stems of Christia vespertilionis were separately and successively extracted with methanol and aqueous-methanol (1:4, v/v) and were evaluated in vitro for their antiplasmodial potential against Plasmodium falciparum NF-54.
Harish C. Upadhyay   +6 more
doaj   +1 more source

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