Esra Capanoglu

Esra Capanoglu
Istanbul Technical University · Department of Food Engineering

Professor

About

209
Publications
109,499
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
7,665
Citations
Additional affiliations
February 2014 - present
Istanbul Technical University
Position
  • Professor (Associate)
June 2000 - February 2014
Istanbul Technical University
Position
  • Professor (Assistant)

Publications

Publications (209)
Article
Canned fish products are of great economic importance for many countries and are preferred by consumers due to their rich nutritional composition and beneficial health effects. The steps of canning process and formulation vary depending on the species processed and the desired end product. This work is an overview of the current research investigat...
Article
Full-text available
Black carrot (BC) with its potential health benefits due to the greater amount of anthocyanins and the potent antioxidant activity could be utilized as a natural colorant. The objective of this study was the entrapment of BC anthocyanins by external ionic gelation technique within the biopolymer matrix including pectin, alginate, and the mixture of...
Article
In this paper, the effect of two phenolic extracts (red and yellow onion skin, RS and YS respectively) with different phenolic profiles on the fluorescence quenching of lentil protein isolate was investigated. The quenching effect of YS at 4–30 μM concentrations on lentil proteins was in the range of 20.9–77.8%. A linear Stern-Volmer plot was obtai...
Article
Carbohydrates and their implications for human health have been the subject to a rapidly growing interest. Substantial advances in analytical methods have enabled a more effective assessment of carbohydrates and their pharmacological effects. Developing a carbohydrate profile technology would surely aid the understanding of carbohydrate dietary imp...
Article
Drying fruits and vegetables is a long-established preservation method. For tomatoes, sun-drying is preferred. Semi-drying is a new application aimed to preserve better the original tomato properties. We have assessed the effects of different drying methods on the phytochemical variation in tomato products using untargeted metabolomics and targeted...
Article
Beta-carotene (BC) as an efficient pro-vitamin is effective in improving vision, immune system and cognitive function as well as preventing coronary diseases and cancer. However, besides its poor chemical stability, the high lipophilic nature of BC reduces its dispersibility and consequently bioavailability which limits its application into food, p...
Article
Full-text available
Along with health concerns, interest in plants as food and bioactive phytochemical sources has been increased in the last few decades. Phytochemicals as secondary plant metabolites have been the subject of many studies in different fields. Breakthrough for research interest on this topic is re-juvenilized with rising relevance in this global pandem...
Article
Full-text available
In this study, the in vitro bioavailability of rosehip infusion phenolics, mainly catechin, as a response to conventional and non-thermal treatments by combining gastrointestinal digestion and a Caco-2 cell culture model, was investigated. After application of thermal treatment (TT, 85 °C/10 min), high pressure (HPP, 600 MPa/5 min) or pulsed electr...
Article
Background The prevalence of obesity around the world arises nowadays in its maximum number. Passiflora sp. genus (Passifloreace family) is native to Brazil and widely cultivated in other regions of America. The extracts of their leaves and fruits have been reported to show sedative and anxiolytic effects. Furthermore, they have been used as a medi...
Article
Turmeric and ginger are among the most widely used medicinal plants due to their health benefits and bioactivities, which include antiviral and antioxidant properties. However, these plants are usually irradiated to increase their shelf life and quality. Using a Monte Carlo simulation, this study investigates the structural changes in the active in...
Article
Sustainable food production, waste minimization, and valorization are critical concerns for the agricultural and food industry considering their environmental, social, and economic impacts. Foods are processed to prolong shelf life, make products available out of season, produce new products, and improve nutritional value. During processing, a sign...
Article
Full-text available
Iron is an essential element for human life since it participates in many functions in the human body, including oxygen transport, immunity, cell division and differentiation, and energy metabolism. Iron homeostasis is mainly controlled by intestinal absorption because iron does not have active excretory mechanisms for humans. Thus, efficient intes...
Article
Full-text available
Recently, sustainability in terms of making the life of humanity permanent is being by far the most important subject. In this study, the production of cocoa bean shell fat, a by-product obtained from supercritical carbon dioxide (SC-CO2) extraction, and cocoa butter were compared in terms of antioxidant capacity, fatty acid composition, and flavor...
Article
Full-text available
Food processing sustainability, as well as waste minimization, are key concerns for the modern food industry. A significant amount of waste is generated by the fruit juice industry each year. In addition to the economic losses caused by the removal of these wastes, its impact on the environment is undeniable. Therefore, researchers have focused on...
Article
Full-text available
Molecularly imprinted polymers (MIPs) are synthetic receptors having specific cavities intended for a template molecule with a retention mechanism that depends on molecular recognition of the targeted constituent. They were initially established for the detection of minor molecules including drugs, pesticides, or pollutants. One of the most remarka...
Article
Chronic low-grade inflammation (CLGI) is closely associated with various chronic diseases. Researchers have paid attention to the comprehensive application and development of food materials with potential anti-inflammatory activity. Owing to their abundant nutrients and biological activities, coarse cereals have emerged as an important component of...
Article
There has been a growing demand towards alternative protein sources due to population growth and increasing consumer awareness on sustainability and environmental issues. Proteins from various plant, marine, insect and microbial sources are considered as excellent alternatives to substitute traditional animal-based proteins due their relatively low...
Article
Full-text available
It has long been recognized that the antioxidants present in fresh plant materials may be very different to those we ingest via our food. This is often due to the use of food processing strategies involving thermal/non-thermal treatments. Current research mostly focuses on determining what is present in vegetative starting materials; how this is al...
Chapter
Full-text available
Antioxidants are important constituents of foods due to their potential to delay or inhibit oxidation, extend the shelf life, and protect the freshness, color, aroma, or textural attributes of the product. In addition, they have several health beneficial effects which attracted the attention of many scientists. Protecting or improving the stability...
Book
Full-text available
Bee Products and Their Applications in the Food and Pharmaceutical Industries focuses on the health benefits of selected bee products by looking more closely at their pharmacological potentials and therapeutic applications in coping with various diseases. The book explores some of these products, such as royal jelly, propolis and bee venom, which i...
Article
Background: Citrus fruit peels are considered as process waste in fruit juice industry but they are a valuable raw material due to their volatile and bioactive components. Drying is one of the most usual methods to preserve this material. In this study, four drying processes (convective drying: CD, microwave drying: MD, conductive hydro drying: CH...
Article
In the present study, the effects of the Supercritical Anti-Solvent (SAS) process and food models on the antioxidant capacity, bioaccessibility and transport dynamics of flavonol-loaded polyvinylpyrrolidone (PVP) based microparticles were investigated using a combined in vitro gastrointestinal digestion/Caco-2 cell culture model. SAS-processed and...
Article
BACKGROUND The potential health promoting effects of polyphenols depend considerably on their bioaccessibility, which is affected by the presence of other nutrients in the diet including lipids. In the present study, several salad dressing formulations were prepared using industrial broccoli by-product powder (BBP), lemon juice (LJ) and three diffe...
Article
Full-text available
The Mediterranean diet is acknowledged to be the healthiest dietary pattern around the world, mainly based on plant foods from the rich Mediterranean flora. It is also known to increase longevity and have positive effects on chronic diseases. This review aimed to investigate the knowledge about the use and consumption of edible flowers as part of t...
Article
The effect of protein-phenolic interactions on the functional properties of lentil protein and in vitro gastrointestinal digestibility in different systems (extract solution, protein-phenolic solution, and emulsion) was studied. The presence of phenolic compounds negatively affected the foaming and emulsion properties of lentil protein. During in v...
Article
The incorporation of antibiotics and bioactive compounds into non-toxic nanoparticles has been popularly used to produce effective antimicrobial nanocarriers against foodborne pathogens. These systems can protect antimicrobials against harsh environments, control their release, and increase their antimicrobial activities; however, their functions c...
Article
An environmentally friendly method using natural deep eutectic solvents (NADES) and microwave-assisted extraction (MAE) for the recovery of bioactive compounds from hazelnut pomace (a hazelnut oil process by-product) was developed to contribute to their sustainable valorization. Eight different NADES were prepared for the extraction of antioxidant...
Article
Full-text available
Worldwide, a huge amount of agricultural food wastes and byproducts containing valuable bioactive compounds are generated, especially throughout the entire supply chain. Minimizing food wastes and byproducts is the first option to avoid environmental problems, and to help the economy and the society. Although many countries implement policies to re...
Chapter
Nowadays, the application of membrane technologies in the food industry attracted attention due to increasing interest towards environmentally friendly processing procedures as well as the production of foods with higher nutritional value. Nanofiltration, a pressure-driven membrane operation, became an economically appealing technology in the food...
Article
In this study, extruded snacks enriched with tomato pomace powder (TPP) at ratios of 5, 10, 15, and 20% (w/w) were prepared based on some preliminary experiments. The effect of tomato pomace addition to extruded snacks on the total phenolic content, total antioxidant capacity, contents of lycopene and phenolics, as well as their in vitro bioaccessi...
Article
Full-text available
Sizeable scientific evidence indicates the health benefits related to phenolic compounds and dietary fiber. Various phenolic compounds-rich foods or ingredients are also rich in dietary fiber, and these two health components may interrelate via non-covalent (reversible) and covalent (mostly irreversible) interactions. Notwithstanding, these interac...
Article
The present study investigated the chemical profile, toxicity, and anti-anaemic activity of Rubia tinctorum root aqueous extract against phenylhydrazine induced hemolytic anaemia. Phenolic compounds were analyzed by LC-ESI-MS/MS; acute toxicity test was evaluated by administering a single dose of 2,000 mg.kg-1 of the extract; anaemia was induced by...
Article
Gilaburu fruit and its products have gained popularity due to their nutritional content, taste and health benefits. Even though fermented gilaburu juice is widely preferred and consumed in some regions, there is no detailed study on the optimization of the production conditions of this popular beverage. In this study, gilaburu fruit juices fermente...
Article
The present study investigated the effects of non-thermal treatments and food matrix on the bioaccessibility and transepithelial transportation of phenolics from cranberrybush. High pressure processing (HPP) was applied at 600 MPa pressure for 5 min, whereas pulsed electric field (PEF) conditions were selected as 5 (PEF5) or 15 kJ/kg (PEF15). To re...
Article
Full-text available
Due to its strong aroma and stimulating effect, coffee is the most consumed beverage worldwide, following water. Apart from being a luscious food product, its contents of high phenolic compounds dominated by chlorogenic acid, caffeic acid, and their derivatives have caused coffee to be consumed by individuals at higher ratios and have also encourag...
Chapter
Propolis, the resinous “bee glue,” has been investigated widely due to its bioactive phytochemicals and potential to treat various diseases. Gastrointestinal tract disorders are among the severe diseases that many individuals suffer as either recoverable in specific periods or for life-long situations. From the loss of daily-life quality to life-th...
Article
Full-text available
Type 2 diabetes (T2D) has emerged as one of the most acute public health diseases of the present time, which increases with the population ageing. This study aimed to evaluate the hypoglycaemic activity of Ulva lactuca oligosaccharide (ULO) under ageing-related diabetes conditions in an animal model. The results demonstrated that ULO can promote hy...
Article
Full-text available
Along with the increased knowledge about the positive health effects of food bioactives, the eating habits of many individuals have changed to obtain higher nutritional benefits from foods. Fruits are among the most preferred food materials in this regard. In particular, berry fruits are important sources in the diet in terms of their high nutritio...
Article
Full-text available
Emerging viruses are known to pose a threat to humans in the world. COVID-19, a newly emerging viral respiratory disease, can spread quickly from people to people via respiratory droplets, cough, sneeze, or exhale. Up to now, there are no specific therapies found for the treatment of COVID-19. In this sense, the rising demand for effective antivira...
Article
In this study, terebinth coffee formulations were prepared with whole or skimmed milk with or without sugar/sweetener in order to study the matrix effect on the bioaccessibility of terebinth polyphenols. Quercetin glycosides and catechin were the major flavonoids identified in the terebinth formulations, whereas gallic, protocatechuic, syringic and...
Article
Full-text available
Keywords Janus structure nature derived polymers food grade Janus applications functional foods food grade biopolymers A B S T R A C T Janus surfaces present technological opportunities both for research and industry in which diferent chemical, physical and/or structural components need to coexist for a single purpose such as chemistry, textile and...
Article
Metabolomics, one of the most recent additions to the systems biology toolkit, has been used to study the metabolism and physiology of living organisms. In the field of food research, metabolomics has lately gained popularity as a technique for determining the quality, processing, and safety of raw materials and final food products, as well as for...
Article
Phycocyanins (PCYs) are a group of luxuriant bioactive compounds found in blue-green algae with an estimated global market of about US$250 million within this decade. The multifarious markets of PCYs noted by form (e.g. powder or aqueous forms), by grade (e.g. analytical, cosmetic, or food grades), and by application (such as biomedical, diagnostic...
Article
A number of reactive oxygen and nitrogen species are produced during normal metabolism in human body. These species can be both radical and non-radical and have varying degrees of reactivity. Although they have some important functions in the human body, such as contributing to signal transmission and the immune system, their presence must be balan...
Article
Background Natural antioxidants, such as polyphenols, are finding increasing application in functional foods designed to improve human health, wellbeing, and performance. Quercetin is a flavonol-based polyphenol that exhibits a broad range of potentially beneficial health effects, including anti-hypertensive, anti-diabetic, anti-asthmatic, anti-car...
Article
The present study aimed to compare the effects of non‐thermal food processing techniques with thermal treatment on physicochemical properties, in vitro bioaccessibility and antioxidant capacity of bioactive compounds in rosehip (Rosa canina) infusions. For this purpose, high pressure processing (HPP) at 200, 400 or 600 MPa for 5 and 15 min, pulsed...
Article
Sunflower protein isolate obtained from industrially de-oiled press cake was treated with non-thermal microwave, aiming to investigate how structure and emulsifying properties were affected. Our results indicated that the content of polar amino acids was decreased and solubility and surface hydrophobicity were altered upon exposure to non-thermal m...
Article
Full-text available
Plant-based foods contain numerous bioactive constituents (“nutraceuticals”) that have beneficial effects on human health. However, their oral bioavailability is often relatively low, which limits their potential efficacy. The bioavailability of nutraceuticals can be increased through the utilization of excipient foods whose compositions and struct...
Article
Full-text available
The important roles of food packaging are food protection and preservation during processing, transportation, and storage. Food can be altered biologically, chemically, and physically if the packaging is unsuitable or mechanically damaged. Furthermore, packaging is an important marketing and communication tool to consumers. Due to the worldwide pro...
Article
Edible flowers are attracting special therapeutic attention and their administration is on the rise. Edible flowers play pivotal modulatory roles on oxidative stress and related interconnected apoptotic/inflammatory pathways toward the treatment of cancer. In this review, we highlighted the phytochemical content and therapeutic applications of edib...
Article
Full-text available
Varietal and sun-drying effects on phenolic compounds and their antioxidant activity were investigated during the in vitro gastrointestinal digestion of fresh and dried figs. The total phenolic compounds (phenolic, flavonoids, and proanthocyanidin) and their antioxidant activity (ferric reducing power; free radical scavenging activity DPPH, and pho...
Article
Full-text available
In this study, the aim was to evaluate the antimicrobial and antioxidant activities of thyme (Thymus vulgaris), oregano (Origanum vulgare), ginger (Zingiber officinale) and fennel (Foeniculum vulgare) essential oils in addition to their chemical compositions. Based on the results of gas chromatography‐mass spectrometry (GC—MS) analysis, major compo...
Article
The effect of high pressure processing (HPP; 200-600 MPa for 5 or 15 min) and pulsed electric field (PEF; 3 kV/cm, 5-15 kJ/kg) treatment on physicochemical properties (conductivity, pH and total soluble solids content), bioactive compounds (vitamin C, total phenolic (TPC), total flavonoid (TFC), total anthocyanin (TAC) and chlorogenic acid contents...
Article
BACKGROUND In order to obtain small and homogenous liposomes encapsulating gallic acid (GA) with interdigitated leaflets, a combination of phosphatidylcholine (PC) of medium length sn‐1 and sn‐2 acyl chains with PC of longer acyl chains at both sn1 and sn2 positions were employed. Four formulations respectively consisting of 1,2‐Distearoyl‐sn‐glyce...
Article
Full-text available
De-oiled sunflower cake is a sustainable and promising protein source with high phenolic and fiber contents. The cake, which is an industrial by-product has been the subject of many studies investigating various aspects such as protein extraction, functional properties, interaction with other ingredients, and its performance in a wide range of food...
Article
Prediction of retention times (RTs) is increasingly considered in untargeted metabolomics to complement MS/MS matching for annotation of unidentified peaks. We tested the performance of PredRet (http://predret.org/) to predict RTs for plant food bioactive metabolites in a data sharing initiative containing entry sets of 29–103 compounds (totalling...
Article
Full-text available
BACKGROUND In the presence of ascorbic acid, the degradation of acylated (sinapic, ferulic, and p‐coumaric acid derivates of cyanidin‐3‐xylosylglucosylgalactoside) and non‐acylated anthocyanins of the black carrot extract (BCE) encapsulated in liposomes was studied. BCEs (0.2%, and 0.4%w/w) were encapsulated in liposomes using different lecithin co...
Article
Full-text available
Polyphenols are the most important phytochemicals in our diets and have received great attention due to their broad benefits for human health by suppressing oxidative stress and playing a protective role in preventing different pathologies such as cardiovascular disease, cancer, diabetes, and obesity. The stability of polyphenols depends on their e...
Article
Full-text available
Plants of the genus Brassica occupy the top place among vegetables in the world. This genus, which contains a group of six related species of a global economic significance, three of which are diploid: Brassica nigra (L.) K. Koch, Brassica oleracea L., and Brassica rapa L. and three are amphidiploid species: Brassica carinata A. Braun, Brassica jun...
Article
Full-text available
To date, there exists a debate on the effect of milk added to coffee infusions/beverages concerning the nutritional quality of coffee and the functional properties of its phenolic compounds. Yet, the full nutritional quality and functional properties of a coffee beverage without a significant negative impact on its sensorial profile are highly desi...
Article
Background: Tomatoes are important fruits in the Mediterranean diet and are considered to reduce the risk of different human diseases due to their antioxidative powers. Objective: The purpose of the present study was to investigate the biodiversity within a set of 50 tomato fruit accessions collected across Turkey concerning their antioxidant capac...
Article
Full-text available
Plants of the genus Brassica occupy the top place among vegetables in the world. This genus, which contains a group of six related species of a global economic significance, three of which are diploid: Brassica nigra (L.) K. Koch, Brassica oleracea L., and Brassica rapa L. and three are amphidiploid species: Brassica carinata A. Braun, Brassica jun...
Article
Pasteurised whole milk was acidified with bacterial culture or glucono-δ-lactone (GDL) to determine effects of fermentation and pH reduction on activity and in vitro bioaccessibility of antioxidants and physical properties of yoghurt with black mulberry. Both pH reduction and fermentation were found to influence activity and bioaccessibility of ant...
Article
A neutral ginger polysaccharide fraction (NGP) was isolated from ginger, and its primary structures and immunomodulatory activity were investigated. The results showed that NGP had a low molecular weight of 6305 Da. NGP principally consisted of glucose (93.88%) together with minor levels of galactose (3.27%) and arabinose (1.67%). Besides, results...