Rıza Binzet

Morphological and Anatomical Characterization of the Endemic Onosma vanensis Fırat & Binzet from Türkiye

Gamze Sayılgan, Ayşin Güzel Değer, Rıza Binzet

Onosma vanensis is an endemic species from Türkiye, and this study presents a detailed investigation of its anatomical features based on specimens collected from a newly recorded population in Muş province. Root, stem, and leaf tissues were examined using light microscopy to …

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Globularia elmasii (Plantaginaceae), a new species from Southwestern Anatolia, Türkiye

Muhyettin Şentürk, Hasan Esat Yildirim, Özkan Eren, Rıza Binzet

Globularia elmasii is described as a new species from southwestern Anatolia. It is currently known only from a single locality in Muğla province, making it a narrow endemic with a highly restricted distribution. The new species exhibits the closest morphological affinity to …

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Chemical Profiling and Multi‐Bioactive Potential of Onosma nigricaulis

Gün Binzet, Pınar Küce Çevik, Ismail Koyuncu, Rıza Binzet

ABSTRACT In Turkish folk medicine, Onosma species are used to treat wounds, burns, and ulcers. This study investigated the chemical composition and biological activities of ethanolic (EE) and petroleum ether (PEE) extracts from the endemic Onosma nigricaulis (Boraginaceae). GC–MS analysis identified 25 …

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N,S-doped reduced graphene oxide via plant extract reduction for highly sensitive electrochemical detection of metronidazole

Ersan Turunç, Ali Deniz Ucar, Rıza Binzet, Fleming Martínez

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New taxa of Onosma L. (Boraginaceae, Lithospermeae) from Iran

Farideh Attar, Mansour Mirtadzadini, Rıza Binzet, Arash Sotoodeh

Nouveaux taxons d'Onosma L. (Boraginaceae, Lithospermeae) d'Iran. Cette étude décrit trois nouvelles espèces du genre Onosma L. (Boraginaceae), appartenant à la section Onosma L., sous-section Asterotricha (Boiss.) Gürke, en Iran. Ces espèces, identifiées comme O. ligniclada Attar & Mirtadzadini, sp. nov., O. …

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Phytochemical profiling and evaluation of antioxidant, antimicrobial, and cytotoxic activities of endemic Onosma angustissima

Gün Binzet, Metin Yıldırım, Rıza Binzet, Erdal Yabalak

This study reports the first comprehensive phytochemical and biological evaluation of ethanol and supercritical CO2 extracts from the aerial parts of the endemic Onosma angustissima (Boraginaceae) native to the Irano-Turanian region. Gas chromatography–mass spectrometry (GC–MS) identified 21 compounds in the ethanol extract, …

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Enhanced electrochemical sensing of nitrite ions in water samples using hydroxyapatite-zinc oxide nanocomposite modified carbon paste electrode

Ersan Turunç, Rıza Binzet

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Eco-friendly synthesis and biomedical assessment of graphene nanomaterials using a holoparasitic plant template

Oskay Kahraman, Pınar Küce Çevik, Ersan Turunç, Ayla Çelık et autres

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Onosma sanninensis (Boraginaceae), a new species from the Mount Sannine Central Lebanon

RAMY MAALOUF, Rıza Binzet

In this study, a new species of Onosma (Boraginaceae: Lithospermeae), subsect. Asterotricha, from Mount Sannine, Lebanon, is described and illustrated. This new species was conclusively identified through a comprehensive analysis of morphological features and geographical distributions compared across herbarium specimens from multiple …

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Onosma rutila (Boraginaceae) Plant Extract: Chemical Composition, Biological Analysis, and Film Forming Potential With Polymers

Rıza Binzet, Gün Binzet, Ersan Turunç, Pınar Küce Çevik et autres

This study aimed to integrate the ethanolic extract obtained from the aerial parts of endemic Onosma rutila as a new bioactive ingredient into polymeric films and to produce biofunctional composite thin films for use in biomedical applications. Initially, the definition of the …

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Chemical Composition, Antioxidant, and Enzyme Inhibitory Activities of Onosma bulbotrichum Extracts

Abdulmetin Hartavi, Cengiz Sarıkürkçü, Bülent Kırkan, Rıza Binzet et autres

Abstract Exploring plant‐based compounds for potential therapeutic applications necessitates detailed analysis of their chemical properties and bioactivities. This study investigated the chemical composition, antioxidant, and enzyme inhibitory activities of water, methanol, and ethyl acetate extracts of Onosma bulbotrichum . Qualitative (spectrophotometric) and …

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Onosma zaferkayae (Boraginaceae), a New Species from Eastern Anatolia, Turkey

Rıza Binzet

Onosma zaferkayae Binzet (Boraginaceae, Lithospermeae) is described and illustrated as a new species from eastern Anatolia, Turkey. It morphologically resembles O. thracica and O. demirizii, but has taller stems, larger basal and cauline leaves, longer pedicels, larger bracts, shorter and golden yellow …

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