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heterotheca inuloides/antioxidante
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13 resultados
Antioxidative constituents in Heterotheca inuloides.
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Sesquiterpenoids, 7-hydroxy-3,4-dihydrocadalin and 7-hydroxycadalin, and flavonoids, quercetin, kaempferol and their glycosides, isolated from Heterotheca inuloides (Asteraceae), a Mexican medicinal plant known as "arnica", were evaluated as antioxidants. These compounds showed potent scavenging
Antioxidant activity of Heterotheca inuloides extracts and of some of its metabolites.
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Arnica (Heterotheca inuloides) is a widely used medicinal plant in México; it has been recognized as anti-inflammatory, analgesic, cytotoxic, scavenger of superoxide anion and also as a preventive of lipid peroxidation. In vivo studies have demonstrated a hepatoprotective action of the methanolic
Dose-Dependent Behavioral and Antioxidant Effects of Quercetin and Methanolic and Acetonic Extracts from Heterotheca inuloides on Several Rat Tissues following Kainic Acid-Induced Status Epilepticus.
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Kainic acid (KA) has been used to study the neurotoxicity induced after status epilepticus (SE) due to activation of excitatory amino acids with neuronal damage. Medicinal plants can protect against damage caused by KA-induced SE; in particular, organic extracts of Heterotheca
Antioxidant capacity of "Mexican arnica" Heterotheca inuloides Cass natural products and some derivatives: their anti-inflammatory evaluation and effect on C. elegans life span.
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It has been suggested that the accumulation of biomolecular damage caused by reactive oxygen species (ROS) contributes to aging. The antioxidant activity is related to the ability of certain compounds to protect against the potentially harmful effect of processes or reactions involving ROS. This
Cytotoxic and antioxidative sesquiterpenoids from Heterotheca inuloides.
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Four sesquiterpenoids, beta-caryophyllene, beta-caryophyllene 4,5 alpha-oxide, 7-hydroxy-3,4-dihydrocadalin, and 7-hydroxycadalin, isolated from the dried flower of Heterotheca inuloides Cass. (Asteraceae), have been found to exhibit cytotoxic activity against several solid tumor cell lines. Among
Inhibition of lipid peroxidation by sesquiterpenoid in Heterotheca inuloides.
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A sesquiterpenoid, 7-hydroxy-3,4-dihydrocadalin, isolated from a Mexican medicinal plant Heterotheca inuloides was evaluated as an antioxidant. This sesquiterpenoid inhibited mitochondrial and microsomal lipid peroxidation induced by Fe(III)-ADP/NADH or Fe(III)-ADP/NADPH. Furthermore,
Hepatoprotective effect of acetonic and methanolic extracts of Heterotheca inuloides against CCl(4)-induced toxicity in rats.
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A model of hepatotoxicity by carbon tetrachloride (CCl(4)) in rats was used in order to evaluate the protective potential of the acetonic and methanolic extracts of Heterotheca inuloides. Pretreatment with the two H. inuloides extracts attenuated the increase in the activity of serum aspartate
Effect of natural and semi-synthetic cadinanes from Heterotheca inuloides on NF-κB, Nrf2 and STAT3 signaling pathways and evaluation of their in vitro cytotoxicity in human cancer cell lines.
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The effects of ten natural cadinane sesquiterpenoids isolated from Heterotheca inuloides on the pathways of the NF-κB, Nrf2 and STAT3 transcription factors were studied for the first time. The main constituent in this species, 7-hydroxy-3,4-dihydrocadalene (1), showed anti-NF-κB activity and
Assessment of Mexican Arnica (Heterotheca inuloides Cass) and Rosemary (Rosmarinus officinalis) Extracts on Dopamine and Selected Biomarkers of Oxidative Stress in Stomach and Brain of Salmonella typhimurium Infected rats.
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BACKGROUND
The effects of some natural products on dopamine (DA) and 5-hydroxyindole acetic acid (5-HIAA) in brain of infected models are still unclear.
OBJECTIVE
The purpose of this study was to measure the effect of Mexican arnica/rosemary (MAR) water extract and oseltamivir on both biogenic
Identification of Bioactivity, Volatile and Fatty Acid Profile in Supercritical Fluid Extracts of Mexican arnica.
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Supercritical fluid extraction (SFE) is a sustainable technique used for the extraction of lipophilic metabolites such as pigments and fatty acids. Arnica plant is considered a potential candidate material with high antioxidant and antimicrobial activities. Therefore, in this study, a locally
Acetonic and Methanolic Extracts of Heterotheca inuloides, and Quercetin, Decrease CCl(4)-Oxidative Stress in Several Rat Tissues.
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The present study was designed to test the hypothesis that the acetonic and methanolic extracts of H. inuloides prevent carbon tetrachloride-(CCl(4)) induced oxidative stress in vital tissues. Pretreatment with both H. inuloides extracts or quercetin attenuated the increase in serum activity of
Mutagenic and antimutagenic effects of Heterotheca inuloides.
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The antioxidant and hepatoprotective effects of Heterotheca inuloides have been reported before, nevertheless its use as a possible chemopreventive agent has not been documented. The aim of this study was to evaluate the mutagenic and antimutagenic activities of H. inuloides extracts using the Ames
Mexican Arnica (Heterotheca inuloides Cass. Asteraceae: Astereae): Ethnomedical uses, chemical constituents and biological properties.
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BACKGROUND
Heterotheca inuloides Cass. (Asteraceae) has been traditionally used to treat a wide range of diseases in Mexico in the treatment of rheumatism, topical skin inflammation, muscular pain colic, and other painful conditions associated with inflammatory processes, additionally has been used
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