Fevzi Elbasan

• PhD
• PostDoc Position at Selçuk University

The role of hydrogen sulfide (H2S)/nitric oxide (NO) in mitigating stress-induced damages has gained interest in the past few years. However, the protective mechanism H2S and/or NO has towards the chloroplast system through the regulation of redox status and activation of antioxidant capacity in cobalt-treated wheat remain largely unanswered. Triti...

Oryza sativa L. cv. Gönen grown in hydroponic culture was treated with scandium (Sc; 25 and 50 μM) alone or in combination with salt (100 mM NaCl) and/or drought (5% PEG-6000). Stress caused a decrease in growth (RGR), water content (RWC), osmotic potential (ΨΠ), chlorophyll fluorescence (Fv/Fm) and potential photochemical efficiency (Fv/Fo). Sc ap...

In this study, the aerial parts and bulbs of nine Allium species were investigated for their functional phytochemical profile, in vitro antioxidant activities, acetylcholinesterase (AChE), butyrylcholinesterase (BChE), α-amylase, α-glucosidase, and tyrosinase inhibitory properties. Phenolics, alkaloids, glucosinolates and other sulfur-containing co...

The ubiquitous metalloid arsenic (As), which is not essential, can be found extensively in the soil and subterranean water of numerous nations, raising substantial apprehensions due to its impact on both agricultural productivity and sustainability. Plants exposed to As often display morphological, physiological, and growth-related abnormalities, c...

With the advent of technological advancements post the industrial revolution, thousands of chemicals are introduced into the market annually to enhance different facets of human life. Among these, pharmaceutical and personal care products (PPCPs), including antibiotics and disinfectants, such as benzalkonium chlorides (BACs), are prominent. BACs, o...

The research investigates how ellagic acid (EA) influences the reduction of salinity stress in wheat and chickpea plants. Salinity is a major challenge for global agriculture as it interferes with vital plant physiological functions, especially photosynthesis, by causing ion imbalances and oxidative damage. This study examines EA, a phenolic compou...

Drought and salinity are significant environmental stress factors, particularly in arid and semi-arid regions, due to climate change. These stresses negatively impact plant growth and development, despite the various tolerance mechanisms plants have developed. This study investigates the physiological and biochemical changes in the root region of r...

The spinach (S. oleracea L.) was used as a model plant to investigate As toxicity on physio-biochemical processes, exploring the potential mitigation effect of curcumin (Cur) applied exogenously at three concentrations (1, 10, and 20 μM Cur). The employment of Cur significantly mitigated As-induced stress in spinach photosynthetic performance (Fv/F...

BACKGROUND Phenolic modulators have attracted attention for their potential in shaping functional traits in plants. This work investigated the impact of naringenin (Nar) and rosmarinic acid (RA) on the functional properties of Lepidium sativum leaves and roots. Results Untargeted metabolomics identified a diverse phenolic profile, including flavon...

Lettuce (Lactuca sativa L., Asteraceae) is a popular vegetable leafy crop playing a relevant role in human nutrition. Nowadays, novel strategies are required to sustainably support plant growth and elicit the biosynthesis of bioactive molecules with functional roles in crops including lettuce. In this work, the polyphenolic profile of lettuce treat...

Novel insights on the valorisation of onion (Allium cepa L.) are required to decipher its potential as nutritional and health-promoting agent. Wood vinegar (WV) was exogenously applied to onion plants to determine its effectiveness as an elicitor. An untargeted UHPLC-QTOF-MS metabolomics approach was combined with evaluating the bioactivities of on...

Paliurus spina-christi Mill., a member of the Rhamnaceae family, is a traditionally used medicinal plant in the management of a panoply of human ailments. The current research focused on its phytochemical profile and biological properties evaluated by its antioxidant and enzyme inhibitory properties. The methanol extract was found to be the most ef...

The aim of the present study was to identify/quantify bioactive compounds and determine the antioxidant activity and enzyme inhibitory effects of various solvent extracts (n-hexane, ethyl acetate, methanol, and water) of Prangos heyniae H. Duman and M.F. Watson, Prangos meliocarpoides var. meliocarpoides, and Prangos uechtritzii Boiss. and Hausskn....

The ever-increasing plastic pollution in soil and water resources raises concerns about its effects on terrestrial plants and agroecosystems. Although there are many reports about the contamination with nanoplastics on plants, the presence of magneto-assisted nanomaterials enabling the removal of their adverse impacts still remains unclear. Therefo...

Bu çalışmada, iki farklı kabak genotipinin (C-26 ve C-27) kuraklık stresi koşullarında kök büyüme parametreleri ve bazı besin elementi konsantrasyonları üzerindeki etkileri değerlendirilmiştir. Araştırma beş tekerrürlü olarak gerçekleştirilmiştir. Her iki genotip de kuraklık stresinden olumsuz etkilenmiştir. Ancak C-26 genotipinin kök büyüme oranla...

Nanoplastic pollution has become an increasing problem due to over-consumption and degradation in ecosystems. A little is known about ecological toxicity and the potential risks of nanoplastics on plants. To better comprehend the hormetic effects of nanoplastics, the experimental design was conducted on the impacts of polymethyl methacrylate (PMMA)...

Considering the unfavorable impacts of methyl viologen-induced oxidative stress (MV1-2, 50 and 500 uM) on growth, gas exchange (intercellular CO2 concentration, carbon assimilation rate, stomatal conductance, transpiration rate), the efficiency of PSII photochemistry and gene expressions of proteins related to photosystems, antioxidant capacity, an...

Nanomaterial fullerene (FLN) has different responses called hormesis effect against stress conditions. The favorable/adverse impacts of hormesis on crop quality and productivity are under development in agrotechnology. In this study, the effect of FLN administration (100-250-500 mg L-1 for FLN1-2-3, respectively) on growth, water management, gas ex...

The current study was designed to assess nanomaterial sulfonated graphene oxide (SGO) potential in improving tolerance of wheat chloroplasts against nitrate (NS) and ammonium (AS) toxicity. Triticum aestivum cv. Ekiz was grown under SGOs (50-250-500 mg L-1) with/without 140 mM NS and 5 mM AS stress. SGOs were eliminated the adverse effects produced...

Stress-protective osmolytes stabilize biomolecules and mediate plant defense responses, which help to remove the negative effects of stress in plants. However, the responses of ectoine (ECT, 1,4,5,6-tetrahydro-2-methyl-4-pyrimidine carboxylic acid), is an osmolyte, need to be investigated for a better understanding of the defense pathways on water...

Arsenic (As) toxicity is a problem that needs to be solved in terms of both human health and agricultural production in the vast majority of the world. The presence of As causes biomass loss by disrupting the balance of biochemical processes in plants and preventing growth/water absorption in the roots and accumulating in the edible parts of the pl...

Boron (B) toxicity or deficiency are important abiotic stress factors that limit crop productivity mainly in arid and semi-arid regions of the world. High and deficient levels of B in the soil disrupt various physiological and biochemical processes in the plant. Nowadays, anti-stressors are being used to alleviate the effects of different abiotic s...

Boron (B) is an important micronutrient required for the normal growth and development of plants. However, its excess in the soil causes severe damage to plant tissues, which affects the final yield. Wheat, one of the main staple crops, has been reported to be largely affected by B toxicity stress in arid and semi-arid regions of the world. The pre...

Recent studies in the agronomic field indicate that the exogenous application of polyphenols can provide tolerance against various stresses in plants. However, the molecular processes underlying stress mitigation remain unclear, and little is known about the impact of exogenously applied phenolics, especially in combination with salinity. In this w...

Graphene oxide has unique physiochemical properties and a large surface area. After functionalization, its shape, surface, adsorption capacity, and toxicity levels can change. The potential impacts of sulfonated graphene oxide (SGO, modified with the sulfonic group) on metabolic processes and biological pathways are unanswered questions concerning...

The carbon nanotube is one of the most encouraging tools in nanotechnology. However, the extent and interaction with different plant systems of multi-wall carbon nanotubes (MWCNT) are not fully understood under stress conditions. The present study aimed to evaluate the potential of MWCNT to improve tolerance to copper toxicity in maize (Zea mays)....

The quest for sustainable strategies aimed at increasing the bioactive properties of plant-based foods has grown quickly. In this work, we investigated the impact of exogenously applied phenolics, i.e., chlorogenic acid (CGA), hesperidin (HES), and their combinations (HES + CGA), on Lactuca sativa L. grown under normal- and mild-salinity conditions...

Astragalus L. (Fabaceae) is an important genus with numerous species having various traditional medicinal uses making them of interest for scientific investigations to ascertain their therapeutic benefits. In the present study, the quantitative polyphenolic profiles of methanolic extracts from different parts (leaves, flowers, and roots) of two end...

Hypericum triquetrifolium and H. neurocalycinum were evaluated for their phytochemical content and in vitro bioactivity. NMR analyses were performed on the methanol extract of the aerial parts of H. triquetrifolium to establish the main classes of phytoconstituents. Then, LC-DAD-MSⁿ analyses were performed in order to compare the composition of aer...

The presented results regarding Limonium species could provide valuable information for a large field of industrial applications, including pharmaceutical and cosmeceutical formulations.

In the present study, the methanolic, hydro-methanolic, dichloromethane, hexane and aqueous extracts of Salvia ceratophylla L. (Family: Lamiaceae), a lemon-scented herb, were tested for total phenolic (TPC) and flavonoid content (TFC) and antioxidant activities were evaluated using a battery of assays (2,2-diphenyl-1-picrylhydrazyl (DPPH), 2,2-azin...

The role of exogenous nitric oxide (NO) application in alleviating drought stress responses by enhancing the antioxidant activities in plants is well established for several species. However, none of the studies reported its role in protecting the watermelon genotypes from drought stress. In this study, we aimed to observe the effect of NO applicat...

Boron stress is largely influencing the growth and yield of crop plants all around the world. In this scenario, identification of the genotypes that are tolerant to boron stress, understanding the mechanisms behind the tolerance and their application in the breeding programs can open new pathways towards dealing with this global stress. Focusing on...

Ferulic acid (FA; 3-methoxy-4-hydroxycinnamic acid) can eliminate stress-induced damage because of its ability to induce antioxidant activity under stress. The aim of this study was to identify the effects of FA on water status, antioxidant system, and lipid peroxidation in wheat (Triticum aestivum L.) roots exposed to boron (B) stress. Plants were...

Humic compounds like humic acid (HA) promote ecosystem health by stabilising soil structure and promoting plant development. However, the amount needed is a limiting factor. The use of biostimulants based on HA is an effective way to eliminate oxidative damage caused by heavy metals such as cadmium (Cd) in plants. The aim of this study was to asses...