Osman Tuncay Ağar
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View article: Comparative Antioxidant Activities and Total Phenolic Content of Hypericum perforatum, H. scabrum and H. heterophyllum from Different Regions of Türkiye
Comparative Antioxidant Activities and Total Phenolic Content of Hypericum perforatum, H. scabrum and H. heterophyllum from Different Regions of Türkiye Open
The genus Hypericum is a rich source of bioactive compounds, particularly phenolics and flavonoids, which play a key role in antioxidant activity. While H. perforatum (St. John’s Wort) has been extensively investigated, comparative evaluat…
View article: Comparative Antioxidant Activities and Total Phenolic Content of Hypericum perforatum, H. scabrum and H. heterophyllum from Different Regions of Türkiye
Comparative Antioxidant Activities and Total Phenolic Content of Hypericum perforatum, H. scabrum and H. heterophyllum from Different Regions of Türkiye Open
The genus Hypericum is a rich source of bioactive compounds, particularly phenolics and flavonoids, which play a key role in antioxidant activity. While H. perforatum (St. John’s Wort) has been extensively investigated, comparative evaluat…
View article: Chemical Composition of Essential Oils from Cultivated Laser trilobum (L.) Borkh. in Different Plant Parts
Chemical Composition of Essential Oils from Cultivated Laser trilobum (L.) Borkh. in Different Plant Parts Open
This study investigates the essential oil composition of Laser trilobum (L.) Borkh., a perennial Apiaceae species traditionally used for its aromatic and medicinal properties, with a focus on the characterization of its chemical profile un…
View article: Bioactive phenolic compounds from Australian seaweeds and their impact on gut health
Bioactive phenolic compounds from Australian seaweeds and their impact on gut health Open
Seaweed phenolics are increasingly recognized for their health-promoting potential, but their bioavailability and interaction with gut microbiota remain insufficiently understood. This study examined the effects of seaweed phenolics on gut…
View article: The Possible Relationship Between Periodontitis and Alzheimer’s Disease and the Beneficial Effects of Salvia Officinalis in an Experimental Rat Model: An İmmunohistochemical Study
The Possible Relationship Between Periodontitis and Alzheimer’s Disease and the Beneficial Effects of Salvia Officinalis in an Experimental Rat Model: An İmmunohistochemical Study Open
Objective: The present study aimed to investigate potential correlations between Alzheimer's disease (AD) and periodontitis in laboratory rat models with inflammation, the isoform of nitric oxide synthases (iNOS), sclerostin expression, an…
View article: Preliminary assessment of the antioxidant, anti-inflammatory, antidiabetic, and anti-carcinogenic attributes of Australian red seaweeds
Preliminary assessment of the antioxidant, anti-inflammatory, antidiabetic, and anti-carcinogenic attributes of Australian red seaweeds Open
View article: Jackfruit (<i>Artocarpus heterophyllus</i> Lam.): nutritional profile, polysaccharide analysis, and opportunities for product development
Jackfruit (<i>Artocarpus heterophyllus</i> Lam.): nutritional profile, polysaccharide analysis, and opportunities for product development Open
Jackfruit (Artocarpus heterophyllus Lam.) has been drawing lots of attention recently due to its abundant bioactive compounds, health-promoting benefits, and wide application in the food and nonfood industry. This comprehensive review expl…
View article: Impact of Ripening and Fractions on Phenolic Composition and Antioxidant Capacity in Australian Jackfruit (<i>Artocarpus heterophyllus</i> L.)
Impact of Ripening and Fractions on Phenolic Composition and Antioxidant Capacity in Australian Jackfruit (<i>Artocarpus heterophyllus</i> L.) Open
Artocarpus heterophyllus Lam., a tropical tree native to India and prevalent in Asia, Africa and parts of South America, boasts a phytochemical profile dominated by polyphenols. The composition of jackfruit phytochemistry changes during ma…
View article: Insights into the in vitro biological properties of Australian beach‐cast brown seaweed phenolics
Insights into the in vitro biological properties of Australian beach‐cast brown seaweed phenolics Open
Five Australian seaweed species, Phyllosphora comosa , Ecklonia radiata , Durvillaea potatorum , Sargassum fallax , and Cystophora siliquosa , thrive along the country's shorelines. Some of these seaweeds have recognized health benefits bu…
View article: LC-ESI-QTOF-MS/MS characterization of phenolic compounds from Victorian shorebound red seaweeds and their antioxidant capacity
LC-ESI-QTOF-MS/MS characterization of phenolic compounds from Victorian shorebound red seaweeds and their antioxidant capacity Open
Seaweeds are considered a promising source of phytochemical compounds, including polyphenols. The Australian shoreline hosts a diverse array of seaweeds; however, the phenolic profile and the antioxidant potential of most species remain un…
View article: Introductory Chapter: Resveratrol – Recent Advances, Application, and Therapeutic Potential
Introductory Chapter: Resveratrol – Recent Advances, Application, and Therapeutic Potential Open
View article: Optimizing extraction methods by a comprehensive experimental approach and characterizing polyphenol compositions of Ecklonia radiata
Optimizing extraction methods by a comprehensive experimental approach and characterizing polyphenol compositions of Ecklonia radiata Open
Brown seaweed Ecklonia radiata harbors valuable polyphenols, notably phlorotannins, prized for their health benefits. This study optimized phlorotannin extraction via conventional solvent extraction and ultrasound-assisted extraction metho…
View article: Resveratrol Synthesis, Metabolism, and Delivery: A Mechanistic Treatise
Resveratrol Synthesis, Metabolism, and Delivery: A Mechanistic Treatise Open
Resveratrol, a bioactive phytochemical classified as a phytoalexin present in plant sources, is recognized for its distinct characteristics such as anticancer, chemoprotective, chemosensitizer, neuroprotective, anti-inflammatory, and antio…
View article: Author Correction: In vitro digestion and colonic fermentation of phenolic compounds and their antioxidant potential in Australian beach-cast seaweeds
Author Correction: In vitro digestion and colonic fermentation of phenolic compounds and their antioxidant potential in Australian beach-cast seaweeds Open
View article: In vitro digestion and colonic fermentation of phenolic compounds and their antioxidant potential in Australian beach-cast seaweeds
In vitro digestion and colonic fermentation of phenolic compounds and their antioxidant potential in Australian beach-cast seaweeds Open
Beach-cast seaweed has recently garnered attention for its nutrient-rich composition, including proteins, carbohydrates, vitamins, minerals, and phytochemicals. This study focuses on the phenolic content and antioxidant potential of five A…
View article: <scp>LC‐ESI‐QTOF‐MS</scp>/<scp>MS</scp> characterization of phenolic compounds in Australian native passion fruits and their potential antioxidant activities
<span>LC‐ESI‐QTOF‐MS</span>/<span>MS</span> characterization of phenolic compounds in Australian native passion fruits and their potential antioxidant activities Open
Passion fruits, renowned globally for their polyphenolic content and associated health benefits, have enjoyed growing attention from consumers and producers alike. While global cultivar development progresses, Australia has pioneered sever…
View article: Improving potential strategies for biological activities of phlorotannins derived from seaweeds
Improving potential strategies for biological activities of phlorotannins derived from seaweeds Open
Seaweeds have garnered considerable attention due to their capacity to serve as exceptional reservoirs of numerous bioactive metabolites possessing substantial chemical and biological significance. .Phlorotannins constitute a significant c…
View article: LC-ESI-QTOF-MS/MS Characterization of Phenolic Compounds in Common Commercial Mushrooms and Their Potential Antioxidant Activities
LC-ESI-QTOF-MS/MS Characterization of Phenolic Compounds in Common Commercial Mushrooms and Their Potential Antioxidant Activities Open
Mushrooms have a long history of use as food and medicine. They are rich in various nutrients and bioactive compounds, particularly phenolic compounds. In this study, ten mushroom species were selected, and solvent extraction using 80% eth…
View article: Comparative Study on the Effect of Phenolics and Their Antioxidant Potential of Freeze-Dried Australian Beach-Cast Seaweed Species upon Different Extraction Methodologies
Comparative Study on the Effect of Phenolics and Their Antioxidant Potential of Freeze-Dried Australian Beach-Cast Seaweed Species upon Different Extraction Methodologies Open
Brown seaweed is rich in phenolic compounds and has established health benefits. However, the phenolics present in Australian beach-cast seaweed are still unclear. This study investigated the effect of ultrasonication and conventional meth…
View article: Phenolic Compounds Profiling and Their Antioxidant Capacity in the Peel, Pulp, and Seed of Australian Grown Avocado
Phenolic Compounds Profiling and Their Antioxidant Capacity in the Peel, Pulp, and Seed of Australian Grown Avocado Open
Avocados (Persea americana M.) are highly valued fruits consumed worldwide, and there are numerous commercially available varieties on the market. However, the high demand for fruit also results in increased food waste. Thus, this study wa…
View article: Is Emodin with Anticancer Effects Completely Innocent? Two Sides of the Coin
Is Emodin with Anticancer Effects Completely Innocent? Two Sides of the Coin Open
Many anticancer active compounds are known to have the capacity to destroy pathologically proliferating cancer cells in the body, as well as to destroy rapidly proliferating normal cells. Despite remarkable advances in cancer research over…
View article: Comparative Studies on Phenolic Composition, Antioxidant, Wound Healing and Cytotoxic Activities of Selected Achillea L. Species Growing in Turkey
Comparative Studies on Phenolic Composition, Antioxidant, Wound Healing and Cytotoxic Activities of Selected Achillea L. Species Growing in Turkey Open
Turkey is one of the most important centers of diversity for the genus Achillea L. in the world. Keeping in mind the immense medicinal importance of phenols, in this study, three species growing in Turkey, A. coarctata Poir. (AC), A. kotsc…
View article: Characterization of Volatile Compounds of Eleven Achillea Species from Turkey and Biological Activities of Essential Oil and Methanol Extract of A. hamzaoglui Arabacı & Budak
Characterization of Volatile Compounds of Eleven Achillea Species from Turkey and Biological Activities of Essential Oil and Methanol Extract of A. hamzaoglui Arabacı & Budak Open
According to distribution of genus Achillea, two main centers of diversity occur in S.E. Europe and S.W. Asia. Diversified essential oil compositions from Balkan Peninsula have been numerously reported. However, report on essential oils of…