Manolis N Tzatzarakis

Manolis N Tzatzarakis
University of Crete | UOC · School of Medicine

About

245
Publications
34,531
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4,009
Citations
Citations since 2016
107 Research Items
2953 Citations
20162017201820192020202120220100200300400500
20162017201820192020202120220100200300400500
20162017201820192020202120220100200300400500
20162017201820192020202120220100200300400500

Publications

Publications (245)
Article
The current study assessed the risk posed to Iranian consumers by oral exposure to a mixture of 20 pesticides and six metals in 96 fruit juice (FJ) samples (3 batches × 4 brands × 8 types of FJs) collected from Iran market. Concentrations of metals and pesticides in FJs were quantified by inductively coupled plasma-optical emission spectrometry (IC...
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BACKGROUND Bisphenol A (BPA) and its analogue bisphenol S (BPS), widely utilized in numerous fields of industry, may seep into the environment and into human organisms. Hitherto, BPA was regarded as the bisphenol to which people were exposed to the greatest extent. As endocrine disruptors, bisphenols have negative effects on human health. Therefore...
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Recently, an increasing number of chemical compounds are being characterized as endocrine disruptors since they have been proven to interact with the endocrine system, which plays a crucial role in the maintenance of homeostasis. Glyphosate is the active substance of the herbicide Roundup®, bisphenol A (BPA) and di (2-ethylhexyl) phthalate (DEHP) a...
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Triclosan (TCS) is an organic substance showing antibacterial action, which is commonly used in many branches of industry, including, among others, cosmetics, pharmaceuticals and the food industry. TCS may penetrate into living organisms and negatively affect the health of humans and animals. The majority of previous investigations on TCS biomonito...
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Parabens (PBs) are a group of substances commonly used in industry. They also pollute the environment, penetrate into living organisms and adversely affect various internal organs. During this study, the degree of exposure of people living in Olsztyn, a city in north eastern Poland, to selected parabens most often used in industry was studied. The...
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Soon after the beginning of the severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2) pandemic in December, 2019, numerous research teams, assisted by vast capital investments, achieved vaccine development in a fraction of time. However, almost 8 months following the initiation of the European vaccination programme, the need for prospective...
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Background: Early diagnosis of long QT type 3 (LQT3) syndrome during the neonatal period is of paramount clinical importance. LQT3 syndrome results in increased mortality and a mutation-specific response to treatment compared to other more common types of LQT syndrome. Mexiletine, a sodium channel blocker, demonstrates a mutation-specific QTc short...
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BNN27 is a novel 17-spiroepoxy derivative of the neurosteroid Dehydroepiandrosterone with neuroprotective properties. The purpose of this study was the detection and quantification of BNN27 after single intraperitoneal administration, in the serum and retina of normal rodents. Forty-two C57BL/6 mice and 48 Sprague-Dawley rats were used for the quan...
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Background Parabens (PBs) and triclosan (TCS) are generally used as antimicrobials mostly in personal care products. Their wide prevalence in daily products raised an acute need for the biomonitoring of these contaminants and the investigation of possible health impacts. Material and Methods In this study we aimed to quantitatively determine PBs a...
Article
The endocannabinoid system has been shown to be a putative therapeutic target for retinal disease. Here, we aimed to investigate the ability of the endocannabinoid 2-arachidonoylglycerol (2-AG) and novel inhibitors of its metabolic enzymes, α/β-hydrolase domain-containing 6 (ABHD6) and monoacylglycerol lipase (MAGL), a) to protect the retina agains...
Article
Male infertility is a major problem with important socioeconomic consequences. It is associated with several pathological factors, including but not limited to endocrine disruption as a result of environmental pollution and the alarming decline in sperm count over the decades is indicative of involvement of many environmental and lifestyle changes...
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Greek fermentation and distillation industries produce traditional spirit beverages, such as tsipouro and tsikoudia, consumed both in bottles and bulk quantities by the general population or tourists. The same spirits are also produced by individuals at home since previous centuries, as a part of the local culture but mainly due to the Greek agricu...
Article
Physical exercise could be a protective factor against the development of substance use disorders; however, a number of preclinical studies report reward-enhancing effects of exercise for various drugs of abuse. We examined the effects of chronic wheel-running on brain reward sensitivity, reaction to novelty, reward-facilitating and locomotor-stimu...
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Phthalates are used in industry as plasticizers or additives in everyday products and they have been considered as endocrine disrupting chemicals. Maternal exposure during pregnancy has been associated with neonatal exposure, preterm birth and impacts in the reproductive and respiratory systems. The aim of this study is to determine six phthalate m...
Article
Pesticides are widely used in agriculture and their proven high toxicity makes the need of monitoring their presence in food imperative. A multi residue method is applied in apples samples (81) collected from the Greek market for the monitoring of 40 analytes. Pesticides levels were evaluated by gas and liquid chromatography-mass spectrometry using...
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Telomere length is an important biomarker in a number of diseases, including male infertility. A decreased telomere length has been reported in several diseases and telomere shortening may occur due to aging, decreased telomerase activity, oxidative stress or cell division. In recent years, several studies have indicated that males with infertility...
Article
A novel Liposome Aggregate Platform (LAP) system for prolonged retention of drugs in the posterior eye segment after intravitreal injection (IVT) was developed and evaluated. Calcein, FITC-dextran-4000 (FD4) and Flurbiprofen (FLB), were encapsulated in negatively charged liposomes, and mixed with protamine to produce the LAP. The lipid/protamine ra...
Article
Phthalates, bisphenols A and S (BPA, BPS) are used as plasticizers and many of them are documented or suspected of being endocrine disruptors. Several studies indicate that exposure during pregnancy may affect the newborn's health and development. The aim of this cross-sectional study is the biomonitoring of seven phthalate metabolites, BPA and BPS...
Article
Persistent organic pollutants are synthetic chemicals highly resistant to degradation with strong tendency to bioaccumulation. Assessment of human exposure to these compounds is crucial for public health protection, especially during vulnerable periods. The aim of the present cohort study was to evaluate the level of contamination to PCBs, o,p’- an...
Article
Objective To evaluate electronic cigarette (e-cigarette) product compliance with European regulations (Tobacco Products Directive (TPD), Implementing Decisions), with a focus on labelling/packaging practices and technical design/safety features. Methods Before the implementation of the TPD, in early 2016, we randomly selected e-cigarette refill li...
Article
The aim of this study was the monitoring of the levels of parabens (PBs) and triclosan (TCS) in head hair samples of women collected during the first months of their pregnancy. Personal details concerning somatometric and demographic characteristics, dietary habits, use of personal care products and the medical and obstetrical history of the pregna...
Article
Levels of dialkylphosphate (DAP) metabolites were measured in hair and urine of children that lived close to intensively farmed areas of Almeria (Southeast Spain). The levels were used as proxies for exposure of these children to organophosphate pesticides (OPs). Determinants of exposure to DAPs were also examined. Urine and hair samples were colle...
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Introduction: This study explores whether current smokers’ social norms towards smoking and electronic cigarettes (e-cigarettes) vary across seven European countries alongside smoking and e-cigarette prevalence rates. At the time of surveying, England had the lowest current smoking prevalence and Greece the highest. Hungary, Romania and Spain had t...
Article
Telomeres are structures of repeated sequences placed at the ends of chromosomes, which play a major role in various cellular processes. Over the past few years, telomere length has been associated with different environmental and physical factors, as well as with a number of diseases, such as cancer. A number of studies have associated telomere le...
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Persistent organic pollutants (POPs) constitute a wide range of chemicals. Their release into the environment has raised great concern due to their potentially harmful impact in humans and wildlife species. The aim of this current study was to detect selected POPs in hair samples of wild terrestrial mammals from Primorsky Krai, Russia, so as to ass...
Article
This study focused on defining the in vitro behavior of amphiphilic poly-N-vinylpyrrolidone (Amph-PVP) nanoparticles toward whole blood, blood plasma and blood cells in order to assess nanoparticle blood compatibility. In addition, possible effects on endothelium cell growth/viability were evaluated. The Amph-PVP nanoparticles were formed via self...
Article
Health benefits of fish consumption could be counterbalanced by the intake of contaminants after long term fish consumption, burdened even in trace levels. The presence of the indicator PCBs (NDL-PCBs and PCB 118) in farmed and wild seabream and seabass was evaluated. For the determination of PCB, a GC-MS method was developed and evaluated. The ass...
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Introduction: Telomere length (TL) is causally related to aging and several age-related diseases. Specifically, the abundance of short telomeres and the rate of telomere shortening are strong determinants of cell homeostasis. Thus, tools for analyzing and manipulating TL data can vastly improve research focused on aging. Aim: In this study, we deve...
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Introduction: We compared smoking behaviors, past quit attempts, readiness to quit and beliefs about quitting among current cigarette smokers with probable anxiety or depression (PAD) to those without PAD, from six European Union (EU) Member States (MS). Methods: A nationally representative cross-sectional sample of 6011 adult cigarette smokers fro...
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INTRODUCTION: There is clear evidence that the use of cessation aids significantly increases the likelihood of successful smoking cessation. The aim of this study was to examine quitting activity and use of cessation aids among smokers from various European countries. Subgroup differences were also examined for sex, income, education, and age in ea...
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Introduction: Little research exists on the sociodemographic characteristics of menthol and flavoured cigarette (MFC) smokers in Europe. This study assessed the proportion of MFC smokers in Europe, their sociodemographic characteristics, and their attitudes towards tobacco control measures. Methods: Cross-sectional data were collected in 2016 among...
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Introduction Smoking cessation during pregnancy is beneficial to both the mother and child. Our objective was to assess if an intensive smoking cessation intervention for pregnant women increases: a) rates of smoking cessation, and b) reduces exposure to tobacco-specific carcinogens during pregnancy. Methods A two-group single-blinded parallel ran...
Article
Background: The aim of the present study was to identify the composition and reported chemical health hazards of the most common electronic cigarette liquids (e-liquids) in nine European Union (EU) Member States (MS) prior to adoption of the Tobacco Product Directive (TPD). Materials and methods: Within the Horizon2020, EUREST-PLUS study, 122 of th...
Article
Aim and objective The European Union (EU) Tobacco Product Directive (TPD) concerning the manufacture, presentation and sale of tobacco and related products states in Article 7.1 that Member States (MS) shall prohibit the placing on the market of tobacco products with characterising flavours. The objective of the EUREST-FLAVOURS project is provide s...
Article
Background We aimed to detect the composition and reported chemical health hazards of the most common electronic cigarette liquids (e-liquids) in nine European Union (EU) Member States (MS) prior to adoption of the Tobacco Product Directive (TPD). Material and Methods Within the Horizon2020, EUREST-PLUS study, 122 of the most commonly used e-liqui...
Poster
The highest mean concentrations levels of all tested pollutants were found for musk deer compared to the other species. For HCB, DDTs and PCBs the order of higher to lower mean detected concentrations was: musk deer> leopard cat> wolf> raccoon dog> amur hedgehog. To the best of our knowledge, the present study is the first that provide results for...
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Introduction: This study assessed characteristics and correlates associated with e-cigarette product attributes and identified correlates of experiencing undesirable events during e-cigarette use among adult smokers across six European Union (EU) Members States (MS) prior to the implementation of the Tobacco Products Directive (TPD) in 2016. Method...
Article
Introduction Safety data on the chemical content of the electronic cigarette liquids depending on their flavors are scarce. Aims and objectives: This study aimed to identify and evaluate the content of e-liquids according to their flavor in the most common e-liquid products in the EU. Methods Within the Horizon2020, EUREST-PLUS study, 122 of the...
Article
Full-text available
Bisphenol A (BPA), triclosan (TCS) and perfluorooctanoic acid (PFOA) are endocrine disruptors linked with negative health effects such as developmental, reproductive and cardiovascular toxicity. The aim of this study was to determine simultaneously the concentration of BPA, TCS and PFOA in hair from children and adults and examine possible associat...
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Anabolic agents are doping substances which are commonly used in sports. Stanozolol, a 17α‑alkylated derivative of testosterone, has a widespread use among athletes and bodybuilders. Several medical and behavioral adverse effects are associated with anabolic androgenic steroids (AAS) abuse, while the liver remains the most well recognized target or...
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Background Classification, Labelling and Packaging (CLP) of the e-cigarette refill liquids adopts the UN Globally Harmonised System of Classification and Labelling of Chemicals (GHS) into the EU. Regarding article 17 where a substance and mixture classified as hazardous must bear a label and article 35, where substances and mixtures must acquire pa...
Article
Imidacloprid (IMI) is a systemic, chloro-nicotinyl insecticide classified in Regulation N° 1272/2008 of the European Commision as “harmful if swallowed and very toxic to aquatic life, with long-lasting effects”. IMI is metabolized in vitro both by aldehyde oxidase (AOX) (reduction) and by cytochrome P450s enzymes (CYPs). In the present study, the A...
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Telomeres are repeated 5'-TTAGGG-3' sequences at the end of chromosomes, which maintain genomic stability. Their length is related to a number of diseases that affect humans. Apart from cancer, cardiovascular diseases, diabetes and other, telomere length has been associated with chronic diseases. Chronic mental illness includes various types of men...
Chapter
Phthalate esters are the most commonly used plasticizers worldwide which are additionally used as solvents and fixatives in fragrances and additives in cosmetics and personal care products. Phthalates are classified as endocrine disrupting chemicals (EDCs) and their presence in the human body has been linked to health diseases and disorders in fetu...