Anti microbial and antioxidant. Medical search. Frequent questions

The antioxidant and antimicrobial activities of the essential oils have been studied by the DPPH radical-scavenging assay and the disc-diffusion method, respectively. (unboundmedicine.com)
To test the extracts' antioxidant activities, they used both electron transfer-based (FRAP, TEAC, and DPPH) and spectrophotometric HAT methods. (herbs.news)
Safety was confirmed through MTT assay, and antioxidant effect through DPPH radical scavenging activity evaluation and antibacterial effect through disc diffusion assay, minimum inhibitory concentration (MIC), and minimum bacteriological concentration (MBC) were evaluated. (e-ajbc.org)
The in vitro antioxidant activity of the tested extracts (RLE, RSE and RRE) showed significant potent total antioxidant capacity (TAC), DPPH and ABTS radical scavenging activity, ferrous ions chelating and ferric reducing ions activities, H 2 O 2 and OH scavenging capacities. (fortunepublish.com)
Also, the biogenic Te NRs were investigated for antioxidant activity using 2, 2-diphenyl- 1-picrylhydrazyl (DPPH) scavenging activity and reducing power assay. (ijbiotech.com)
DPPH scavenging assay for the antioxidant activity determination by using spectrophotometry. (microbiologyjournal.org)
In this study, encapsulation effciency (EE), total phenol content (Folin-Ciocalteu reagent method), antioxidant (DPPH scavenging assay) and antimicrobial activities (agar well diffusion method) structural (SEM and FTIR studies), and release properties of WGH extract‑loaded microcapsules were investigated. (ac.ir)
Extract‑loaded microcapsules also showed nearly spherical structure, good antioxidant (with the percentage DPPH inhibition ranged from 75.17 ± 1.42% to 80.87 ± 2.29%), and antimicrobial properties (with mean inhibition diameter zone ranged from 7.76 ± 0.86 mm to 11.53 ± 0.45 mm). (ac.ir)
The samples from Sambucus nigra L were analyzed to determine their total phenolic content (TPC), total flavonoid content (TFC), and antioxidant activity using 1,1-diphenyl-2-picrylhydrazyl (DPPH) and ferric reducing antioxidant power (FRAP). (researchgate.net)
The effects of processing temperatures (50, 60, 70, 80 and 90 °C) on the physico-chemical characteristics, the phenolic and flavonoid compounds, the antioxidant activity (measured by DPPH and ORAC) and the sugar and ß-carotene contents of the fruit were evaluated. (usda.gov)
In addition, this study showed significant decreases in antioxidant activity at low temperatures (e.g. 50 °C), possibly due to longer drying times, with reductions of 50% and 85% as measured by DPPH and ORAC methods, respectively. (usda.gov)

Both in vitro and in vivo studies with the aim of relating antimicrobial and antioxidant properties of extracts, fractions, synergistic mixtures, and single pure compounds to possible treatments of human disorders and diseases are encouraged. (hindawi.com)
Researchers from the University of Pisa and the University of Cagliari in Italy characterized the ethanolic and aqueous extracts obtained from the inflorescence of Cytinus hypocistis and C. ruber , and investigated their tannin content, antioxidant properties, and antimicrobial activities. (herbs.news)
They evaluated biofilm formation by crystal violet staining and the extracts' anti-microbial and bactericidal activities using broth microdilution and the time-kill method, respectively. (herbs.news)
The C. hypocistis extracts had stronger antioxidant activities than the C. ruber extracts. (herbs.news)
Pentagalloyl- O - B -D-glucose is one of the active anti-microbial components of the Cytinus extracts. (herbs.news)
This study aims to confirm the physiological activity of cytotoxicity, antioxidant effects, and antibacterial effects of 9 kinds phytoncide extracts were investigated and the possibility of their application as cosmetic materials was studied. (e-ajbc.org)
Dichloromethane, methanol and aqueous extracts of Acmella uliginosa were evaluated for their antimicrobial activity against six bacterial and six fungi strains. (biomedcentral.com)
A. uliginosa extracts contains antimicrobial, antioxidant agents and was not lethal for rats when ingested. (biomedcentral.com)
The core aim of this study is to evaluate the antioxidant, antimicrobial and anti-inflammatory activities of Rhus tripartita (leaf (RLE), stem (RSE) and root (RRE)) extracts. (fortunepublish.com)
The extracts showed great antimicrobial effects with an important inhibition zones (IZs). (fortunepublish.com)
Besides this, reports has shown that the ethanol extracts from radish root may be a clinically useful anti-inflammatory agent by suppressing the COX-2 activity. (ijpsr.com)
UPLC-Q-Exactive Orbitrap/MS-Based Lipidomics Approach To Characterize Lipid Extracts from Bee Pollen and Their in Vitro Anti-Inflammatory Properties. (acs.org)
The results revealed that root and leaf extracts has significant antimicrobial activities mainly due to phenolics and tannins. (scialert.net)
This study aimed to develop chitosan films incorporating natural antioxidants from peanut skin (EPS) and pink pepper residue (EPP) extracts, as well as to evaluate their effects on lipid oxidation, pH, color, and microbial counts of a restructured chicken product. (edu.pe)
Chitosan active films with residue extracts may maintain the quality of chicken products due to their antioxidant and antimicrobial potential. (edu.pe)

This research aimed to evaluate the capacities of selected cranberry polyphenols and their microbial metabolites to inhibit such adhesion in vitro using a modified fluorometric method. (cranberryinstitute.org)
Endophytic Cladosporium from Boerhaavia diffusa Linn showed in-vitro antioxidant activity 9 . (microbiologyjournal.org)
The antimicrobial activities and in-vitro Pharmacological activities like Antioxidant Activity and Anti-inflammatory activity of the root extract was assessed. (ijpsr.com)
2) Methods: A literature search was conducted and included any study that evaluated the effects or mechanisms of antioxidants in the healing process (in vitro, animal models or human studies). (mdpi.com)
In this review we recorded several representative in vitro and in vivo studies performed in culture cell lines, in animal or clinical trials, indicating that the regular intake of EVOO is associated with enhanced neuroprotective, antioxidant, anti-inflammatory, anti-atherosclerotic, anti-cancer and anti-microbial properties. (researchgate.net)

It appears that most of the positive health effects of herbs and spices is due to their phytochemical content, particularly polyphenols or polyphenol breakdown products, which target specific receptors or enzymes involved in various anti-inflammatory pathways or immune responses. (lifesciencereview.com)
Anti-adhesion capacities of selected cranberry polyphenols and metabolites against P-type and Type-1 fimbriated uropathogenic E. coli using a fluorometric method. (cranberryinstitute.org)
Hippuric acid, a major metabolite of cranberry polyphenols in human urine, showed a maximal inhibition of 20% at 558 M against type-1 E. coli adhesion, whereas no anti-adhesion activity against P-type E. coli was detected. (cranberryinstitute.org)
They contain polyphenols that have potential anti-microbial, anti-inflammatory, and anti-carcinogenic properties. (usda.gov)

This work highlights the importance of Rhus tripartita as dietary source of natural antioxidants and might be appropriate for the development of reliable biotechnologic methods to identify and extract the antimicrobial and anti-inflammatory biomolecules. (fortunepublish.com)
The antioxidant activity of the extract obtained from the supernatant was determined with an IC50 value of about 11 µg/mL. (microbiologyjournal.org)
Anofinic acid was purified from the endophytic Aspergillus tubenginses crude extract and showed antimicrobial, antibiofilm, antioxidant, anticancer activities. (phcogj.com)
From different literature reports, root extract was found to be more potent antioxidant than the other parts of the plant. (ijpsr.com)
The extract had shown significant anti-bacterial activity against bacterium like Lactobacillus , Streptococcus aureus , Escherichia coli against standard Tetracycline by the determination of Minimum Inhibitory Concentration and Zone of Inhibition. (ijpsr.com)
Thus, radish root extract has proved to be considered as an effective medicinal herb for both of its Anti-microbial and Pharmacological properties. (ijpsr.com)
Several studies demonstrated that radish root and radish root extract have a preventative effect on excessive reactive oxygen species (ROS) generation and thus it acts as an effective anti-oxidant 3 . (ijpsr.com)
Walnut green husk (WGH) extract has been known as potential preventive and therapeutic antioxidants and antimicrobials due to its high polyphenol content. (ac.ir)
WGH extract microcapsules can be used as novel and economic bioactive phytochemical and therapeutic agents to prevent oxidation and microbial activity. (ac.ir)
Onion extract contains anti-inflammatory compounds and phenolic antioxidants. (medicalnewstoday.com)

EPS had higher phenolic content and antioxidant activity compared to EPP. (edu.pe)

To evaluate the therapeutic potential and toxicity effect of this leafy-vegetable, the antibacterial, antifungal, antioxidant activities and, toxicity and phytochemical constituents were investigated. (biomedcentral.com)
Catharanthus roseus is well known for production of copper nanoparticle 15 , antibacterial activities 16 , anti-cancerous agents such as vinca alkaloids which have effect on pain-relieving or contain anticancer properties. (microbiologyjournal.org)
Aim: The present article aims to study and compare the antioxidant activity of aqueous solutions of leaves and flowers of Sambucus nigra L obtained at different exposure times and assess the antibacterial activity of these solutions against Escherichia coli ATCC 8739, Salmonella NCTC 6017, Listeria monocytogenes NCTC 11994, and Staphylococcus aureus ATCC 25093. (researchgate.net)

These preservatives help in the prevention of food spoilage by actions such as inhibiting oxidation and preventing microbial action that can damage the food or beverage quality. (expertmarketresearch.com)

This report gives an account of our work on development of an antimicrobial gel formulation containing silver nanoparticles (SNP) in the size range of 7-20 nm synthesized by a proprietary biostabilization process. (nih.gov)
These results clearly indicate that silver nanoparticles could provide a safer alternative to conventional antimicrobial agents in the form of a topical antimicrobial formulation. (nih.gov)
This advocates that TiO 2 Nanoparticles may considerably change antioxidant metabolisms in seed germinations. (nature.com)

Antioxidant activity was assessed using the 2,2-diphenyl-1-picryl-hydrazyl assay and phytochemical screening was carried out using standard procedures. (biomedcentral.com)

Oxidative stress is characterized as an imbalance between the production of reactive species and antioxidant defense activity, and its enhanced state has been associated with many of the chronic diseases such as cancer, diabetes, and neurodegenerative and cardiovascular diseases. (hindawi.com)
In addition, they exhibited high antioxidant activity with the highest antioxidant activity being determined for the grapefruit zest essential oil, followed by the lemon zest essential oil, the tangerine zest essential oil and the cinnamon essential oil. (unboundmedicine.com)
The demonstrated promising results for the antioxidant and antimicrobial activity of the studied essential oils would give reason for their inclusion in the development of bio-preservation strategies for food emulsion preservation. (unboundmedicine.com)
Antimicrobial Activity of Acacia disparrima Benth. (phcogcommn.org)
Conclusions:Based on the data obtained from both microdilution and disk diffusion method the K 2 TeO 3 exhibited a higher antimicrobial and antifungal activity than Te NRs. (ijbiotech.com)
Given its broad spectrum activity, efficacy and lower costs, the search for newer and superior silver based antimicrobial agents is necessary. (nih.gov)
It shows a strong antimicrobial activity against human pathogenic bacteria such as Pseudomonas aeruginosa, Staphylococcus aureus, Escherichia coli, Candida albicans and Bacillus subtilis . (phcogj.com)
Moreover, anofinic acid inhibits biofilm formation and has antioxidant activity, with strong activity against some carcinoma cells such as HCT-116, Hep-G2 and MCF-7. (phcogj.com)
The protein denaturation study reveals potent anti-inflammatory activity by significant reduction in turbidity. (ijpsr.com)
Throughout the research radish has been reported to possess a wide range of pharmacological activities, such as hepatoprotective, cardioprotective effect, anti-diabetic activity 2 . (ijpsr.com)
Results: The infusions of fresh blossoms and fresh leaves of Sambucus nigra L had the highest antioxidant activity at the total contact time of 30 minutes (82.7 mmol TE/100 ml) and 35 minutes (36.5 mmol TE/100 ml), respectively. (researchgate.net)
Antimicrobial peptides (AMPs) are a class of promising antibiotic molecules as they present broad action spectrum, potent activity, and do not easily induce resistance. (frontiersin.org)
The antioxidant activity also decreased in value after vacuum drying at each temperature. (usda.gov)

Antioxidants inhibit generation of reactive species, or scavenge them, or raise the levels of endogenous antioxidant defenses. (ijpsr.com)

Nowadays, plants are considered a valuable source of unique natural compounds used in the development of antidiabetic, anti-inflammatory, anticancerous, and antimicrobial drugs. (hindawi.com)
Many studies have investigated the antioxidant properties of natural products, but despite the large number of natural products that are currently studied, the search for new natural compounds with antimicrobial and antioxidant activities still remains a growing research area. (hindawi.com)
This special issue aims to highlight the recent research on new trends and on new antimicrobial and antioxidant natural compounds obtained from medicinal plants. (hindawi.com)
The purpose of this review is to identify the compounds with antioxidant properties that have been tested for wound healing and to summarize the available evidence on their effects. (mdpi.com)
In recent years, research has been focused to find novel compounds from plant, animal and microbial origin. (scialert.net)
Increasing resistance development against frequently used antimicrobial compounds by the micro organisms is urging to discover new antimicrobial compounds, particularly from plant origin. (scialert.net)
Vacuum drying resulted in a loss of phenolic compounds and a decrease in antioxidant properties at 50C. (usda.gov)

The researchers concluded that both Cytinus plants have potent biological activities and can be used as natural antimicrobials and antioxidants. (herbs.news)
Results revealed that the root of Raphanus sativus L. has potent antioxidant ability. (ijpsr.com)
Catechins have very potent anti-oxidant and anti-microbial actions. (theteaspot.com)

Apart from their nutritional intake, they have the ability to synthesize several secondary metabolites of relatively complex structures possessing antioxidants [ 4 ]. (biomedcentral.com)

This study is aimed to evaluate the phytochemical analysis of radish root and analyze the antimicrobial broad-spectrum, antioxidant, anti-inflammatory property thus a cost- effective easily available vegetable can be an option of treatment for various life threatening diseases. (ijpsr.com)
Various parts of M. citrifolia have been investigated for its phytochemical and antimicrobial properties. (scialert.net)
The present study was conducted to evaluate the phytochemical properties of various parts of M. citrifolia and their influence on antimicrobial properties. (scialert.net)

Antioxidants are vital substances which possess the ability to protect the body from damage caused by free radical-induced oxidative stress [3, 4]. (fortunepublish.com)
There is an increasing natural antioxidants present in medicine and dietary plants which prevent oxidative damage and play an important role in alleviating chronic diseases by reducing the oxidative damage to cellular components caused by ROS [5]. (fortunepublish.com)
In order to improve human protection against oxidative damage due to environmental pollution or life stress, interest has been paid to explore the antioxidant properties of natural products. (fortunepublish.com)
Even though they elicit an oxidative stress, cellular antioxidant systems (reduced glutathione content, superoxide dismutase, catalase) get triggered and prevent oxidative damage. (nih.gov)

Finding out endophytic fungi originated from Catharanthus roseus with antimicrobial, antioxidant and cytotoxicity activities is important for pharmaceutical development. (microbiologyjournal.org)

Plants are rich sources of phytochemicals such as saponin, tannin, flavanoids, phenolic and alkaloids, which possess a variety of biological activities including antioxidant potential. (intechopen.com)

Similar to how vaccines are manufactured using yeast, the researchers found that the yeast produced flavonoids with high anti-microbial properties, which are not even present in pure flavonoid samples extracted directly from plants. (sciencedaily.com)
Total phenolic and flavonoid contents showed good correlations with the antioxidant capacity. (usda.gov)

Therefore, substitution of synthetic antioxidants by natural ones and the screening of the plant species have become critically important in recent years. (fortunepublish.com)
The present study was designed to screen out the different proteins from Prosopis cineraria (Leaves), known as Shammi (Family Fabaceae) and characterize them by IR, NMR and mass spectrometry and evaluate their antimicrobial potential against various microbial species. (phcogcommn.org)

The disc diffusion method was used for determination of antimicrobial effects. (phcogcommn.org)
For the antimicrobial test, the agar diffusion method was used. (microbiologyjournal.org)

The microbial counts of psychrotrophic microorganisms were significantly lower for treatments with active films. (edu.pe)

Prof Chen said, "Anti-microbial and anti-oxidant properties are key elements in food preservation. (sciencedaily.com)

Procyanidin A2 and B2 had weaker anti-adhesion activities than myricetin and quercetin, with maximal inhibition capacities of 20%-30% against UPEC. (cranberryinstitute.org)
The fractions of cranberry fruit powder enriched with proanthocyanidin polymers showed the highest anti-adhesion activities compared to the fractions enriched with anthocyanins, flavonols, or proanthocyanidin oligomers. (cranberryinstitute.org)

Naturally occurring flavonoids, tannins, anthocyanins and other phenolic constituents are potential antioxidants [5, 6]. (fortunepublish.com)
We now report our seminal findings on the major constituents including terpenes identified in native, historically significant herbal medicinal plant Elder (Sambucus nigra L.) flower and elder berry in particular and their concomitant strong antimicrobial effects exhibited on various nosocomial pathogens notably upon methicillin-resistant Staphylococcus aureus MRSA, recognised globally as a clinically significant pathogen, associated with skin and soft tissue infections. (researchgate.net)

Though flavonoids' anti-microbial potential have been reported, they have not been used as a food preservative because they require further processing before they can mitigate bacteria. (sciencedaily.com)

Antioxidants provide protection to living organisms from damage caused by uncontrolled production of ROS and concomitant lipid peroxidation, protein damage and DNA stand breaking. (intechopen.com)

Recent reports indicate that there is an inverse relationship between the dietary intake of antioxidant rich foods and the incidence of human diseases [ 5 ]. (biomedcentral.com)

In this study, the resistance patterns of urinary isolates to commonly used antimicrobials were determined in order to evaluate the options for empirical antibiotic therapy of UTI in out- and in- patients. (medscimonit.com)

Interestingly, SNP exhibited good anti-inflammatory properties as indicated by concentration-dependent inhibition of marker enzymes (matrix metalloproteinase 2 and 9). (nih.gov)
An experience of TiO 2 NPs (20%, 40%, 80% and 100%), as well as mechanisms that instigated momentous alterations in seed germinations, roots interval, shoot lengths, and antioxidant enzymes, were investigated. (nature.com)

It has been revealed that, the bioactive substances have influenced the antimicrobial properties of M. citrifolia which could be exploited to formulate novel drugs from plant origin against bacterial and fungal infections. (scialert.net)

This study aimed to investigate how a freeze-dried whole cranberry powder (FCP) modulated metabolite production and microbial composition using both a 48-h incubation strategy and a long-term human gut simulator study with the M-SHIME (Mucosal Simulator of the Human Intestinal Microbial Ecosystem). (cranberryinstitute.org)

Materials and Methods: The antimicrobial effect of Te NRs and potassium tellurite against different bacterial and fungal pathogens was assessed by microdilution method. (ijbiotech.com)

The RRE showed the most significant protective anti-inflammatory effects compared to Indomethacin in carrageenan inflammation paw edema test. (fortunepublish.com)
Antimicrobial effects of the proteins were explored against Staphylococcus aureus , Pseudomonas aeruginosa and Aspergillus tubingensis . (phcogcommn.org)
Objectives: In the present study, the antimicrobial and antioxidant effects of the tellurium nanorods (Te NRs) biosynthesized by a bacterial strain Pseudomonas pseudoalcaligenes strain Te were evaluated. (ijbiotech.com)
It contains powerful antioxidant and antimicrobial properties and several nutritional and beneficial effects. (ijpsr.com)
Morinda citrifolia L., also known as noni or Indian mulberry is a small evergreen tree having antimicrobial, antitumor, antidepressant and immune enhancing effects. (scialert.net)

Natural antioxidants are in high demand for application as bio-pharmaceuticals, nutraceuticals and food additives. (intechopen.com)
The antimicrobial segment, based on function, accounts for a healthy share of the natural food preservatives market. (expertmarketresearch.com)
NTU researchers have not only found a way to grow flavonoids with high anti-microbial and antioxidant properties but also in a natural and sustainable manner. (sciencedaily.com)

White tea is widely used in beauty and cosmetic products, with the promise that its high antioxidant content will keep your skin looking young. (theteaspot.com)

however, a dramatic increase in resistance to antimicrobial drugs has been observed. (hindawi.com)

Flavonoids extracted directly from plants need to be further processed to be antimicrobial whereas our flavonoids produced from yeast do not require this. (sciencedaily.com)
Secondly, there have been no reports on anti-oxidant properties in flavonoids while our yeast-based flavonoids naturally come with it. (sciencedaily.com)

GBS β-h/c expression is linked to expression of an orange pigment with antioxidant properties ( 6 , 15 ), and these 2 factors act in concert to impair macrophage-based immune clearance ( 16 ). (cdc.gov)

After receiving immediate support with oxygen, intravenous fluids, and antimicrobial agents (penicillin G, 3 g, 4×/day, and a single dose of 120 mg gentamicin), he was transferred to the intensive care unit. (cdc.gov)

Over the forecast period, the anticipated increase in demand for antimicrobial preservatives in fruits and vegetables, to ensure safety, protection, and to extend shelf life, is propelling the growth of this segment. (expertmarketresearch.com)

Prior administration of antioxidant provides a close relationship between FRSA and the involvement of endocrinological responses, which help to reverse the effect [ 1 , 2 ]. (intechopen.com)
The post agent effect (a parameter measuring the length of time for which bacterial growth remains suppressed following brief exposure to the antimicrobial agent) varied with the type of organism (e.g., 10.5 h for P. aeruginosa, 1.3 h for Staphylococcus sp. (nih.gov)
The antioxidants in white and green tea may have an effect on acne, and in some cases have been shown to work as well as a 4% solution of the much more harsh benzoyl peroxide. (theteaspot.com)

Anatomy13

Organisms21

Diseases3

Chemicals and Drugs144

Analytical, Diagnostic and Therapeutic Techniques and Equipment14

Phenomena and Processes32

Disciplines and Occupations1

Technology, Industry, Agriculture10

Information Science2

Health Care1

Geographicals1

DPPH11

Extracts15

Vitro5

Polyphenols4

Extract10

Phenolic content1

Antibacterial3

Oxidation1

Nanoparticles3

Assay1

Activity13

Inhibit1

Compounds7

Potent3

Metabolites1

Phytochemical3

Oxidative4

Cytotoxicity1

Biological activities1

Flavonoid2

Species2

Diffusion method2

Microorganisms1

Chen1

Activities2

Constituents2

Potential1

Lipid1

Diseases1

Evaluate1

Enzymes2

Substances1

Composition1

Microdilution1

Effects5

Natural3

High1

Resistance1

Flavonoids2

Immune1

Agents1

Vegetables1

Effect3