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Browsing Theses and Dissertations by Title

Browsing Theses and Dissertations by Title

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  • Hindieh, Joséphine (Notre Dame University-Louaize, 2018-05)
    Background – Breastfeeding is an effective public health intervention that improves infants and mothers’ health worldwide. Exclusive breastfeeding rates in Lebanon are low. The extent to which gynecologists, pediatricians, and family doctors in Lebanon play a role in women’s breastfeeding practices is not well-understood. Lebanese physicians’ perceived and actual knowledge, beliefs about the benefits of breastfeeding, and self-efficacy in supporting breastfeeding are also not fully investigated. Methods – In this pilot cross-sectional study, we used interview-administered questionnaires to ...
  • Abdessater, Marilyn (Notre Dame University-Louaize, 2021)
    Food packaging has a critical role in all food types and along the food chain from product preservation to transportation, distribution, storage, retailing, and end-use. However, it can become a source of contamination and transfer of microorganisms to the packed food when its hygienic status is not well maintained. The aim of this study was to evaluate the Prerequisite programs (PRPs) implementation in 5 food packaging companies across Mount Lebanon through on-site inspections and to assess the compliance of contact surfaces, employee hands and packaging materials to microbiological specifications. ...
  • Salloum, Talia (Notre Dame University-Louaize, 2020-06-10)
    Spices and herbs are widely used in almost all types of food preparation and their microbial contamination may pose spoilage and public health risk. Thus, the aim of this study was to assess the microbiological quality of spices and herbs commercialized in Lebanon. A total of 480 samples of thirteen most commonly consumed types of spices and herbs were collected at two complete sets at three months interval. Each type was purchased in 5 common brands from 4 categories: packaged in companies with Food Safety Management System (FSMS), packaged in companies without FSMS, packaged imported, and ...
  • El Khoury, Veronique (Notre Dame University-Louaize, 2021)
    Background: The Mediterranean diet (MD), the golden standard for healthy nutrition, has positive health impacts on metabolic disorders. Over the last few decades, Lebanon has been witnessing a gradual change in food intake nowadays referred to as “nutritional transitioning” defined as a shift from traditional to Western dietary pattern. Exploring the main determinants of adherence to the MD may be useful in understanding and counterbalancing this shift toward a Western diet. Objectives: The aims of our study were to assess the level of MD adherence and examine the associations between perceived ...
  • Helou, Lea Gabriel (Notre Dame University-Louaize, 2016)
    Background: major depression is classified as a global health priority and burden on societies. Lately, the role of diet and lifestyle factors in aggravating or attenuating depressive symptoms has started to gain interest among the scientific community worldwide. Objective: the purpose of this study is to identify the association of dietary patterns, socio-demographic, lifestyle factors, and stressful life events, with severity of depressive symptoms among NDU students. Methods: this is a cross-sectional study of 457 randomly selected undergraduate students at NDU who were asked to complete a ...
  • Al Ayash, Souad (Notre Dame University-Louaize, 2020)
    Wild edible plants have attracted an increasing interest from researchers as they represent important inexpensive sources of nutrients, minerals, antioxidants and vitamins, as well as natural treatments for diseases. The genus Scorzonera includes about 170 species distributed worldwide, many species of this genus are either consumed as raw vegetables or cooked. In addition to their edible properties, some of the species ha ve been used in traditional medicine for various purposes. Nine species of the genus Scorzonera are found in Lebanon, with one of the nine species, Scorzonera Pheopappa ...
  • Mezher, Nayla George (Notre Dame University-Louaize, 2017)
    Background: Micronutrients which include vitamins and minerals are present in small quantities in food and are essential in a healthy diet for disease prevention and well­ being. They enable the body to produce enzymes, hormones and other substances and provide a range of critical biological functions. Objective: The objective of this study was to quantify and compare the dietary intakes of 19 micronutrients to recommended micronutrient intakes, in order to identify inadequate/ excess micronutrient intakes among a sample of Lebanese adults. Subjects and methods: Dietary Intakes of individuals ...
  • Tomazou, Jennifer C. (Notre Dame University-Louaize, 2018)
    Background: Olive Oil (00) is premium oil which plays an important part of the Mediterranean cuisine due to its nutritional and sensory characteristics. Studies highlight the nutritional benefits associated with the consumption of 00 including the low level of saturated fatty acids (SFA), the high level of monounsaturated fatty acids (MUFA) and the moderate level of polyunsaturated fatty acids (PUFA) along with minor constituents including phenolic compounds. Studies highlight the importance of phenolic compounds as they are the major bioactive of 00 which contribute to its sensory, organoleptic ...
  • Maalouf, Jessica Gaby (Notre Dame University-Louaize, 2018-12)
    Background -- Olive oil (OO) has been widely known as a main source of lipid in the Mediterranean diet. Over the years, the interest in virgin olive oil (VOO) consumption boosted due to its sensory properties characterized by its unique taste, flavor and color; and its health properties exerted by its monounsaturated fatty acids (MUFAs), tocopherols, and phenolic compounds. Phenols are minor compounds with antioxidant capacities that contribute positively to OO shelf life and stability to oxidation. Literature data have shown that several agro-industrial factors including harvesting time, ...
  • Farsoun, Cynthia Georges (Notre Dame University-Louaize, 2021)
    Introduction: according to the global report on drug use, the prevalence of people who use drugs (PWUD) and hence require treatment are estimated to be more than a quarter of a billion worldwide. Malnutrition is highly prevalent among PWUD and hyperphagia is also present in the early phases of treatment. Objective: this study aimed to assess the association between weight gain amongst PWUD currently undergoing treatment for recovery whether in the rehabilitation centers or the opioid substitution therapy (OST) program centers in Lebanon. Methods: this was a cross-sectional study, where demographics ...
  • Baroud, Caline (Notre Dame University-Louaize, 2022-06)
    Thyme herbs constitute a major part of the Mediterranean diet and are gaining worldwide popularity. However, their chemical contamination with toxic metals may put consumers at a health risk. Thus, the aim of this study was to assess the incidence of Arsenic (As), Cadmium (Cd), Lead (Pb) and Mercury (Hg) in thyme herbs and thyme-containing products. For this, 180 samples pooled into 36 composite samples of the most consumed types of thyme-containing products and thyme herbs were collected twice at three-month intervals. Samples were analyzed by Inductively Coupled Plasma Mass Spectrometry (ICP-MS) ...
  • Raad, Christy (Notre Dame University-Louaize, 2022)
    Following the developments of the world's population, alternative sources of protein to the complement and / or replacement of animal proteins are subject to intense development efforts in research and industries. Climate change and a better understanding of the environmental impact of food production have created an urgent need to develop sustainable food systems. The demand for plant-based proteins is due to multiple factors, the vegetarian, vegan and flexitarian populations have promoted the use of plant-based proteins in the production of food products. In addition, there is a global challenge ...
  • Koaik, Lara (Notre Dame University-Louaize, 2022-02)
    Thyme is a Mediterranean herb widely used worldwide. However, it is produced in areas of high humidity and temperature which is favorable conditions for mold growth and mycotoxins production which pose public health risk. In Lebanon, no studies have been done to investigate aflatoxin B1 (AFB1) and ochratoxin A (OTA) contamination in thyme and thyme-based products. This study aimed at evaluating the incidence of AFB1 and OTA in those products, related dietary exposure and cancer risk for regular and high consumption. A total of 160 samples of thyme and thyme-based products were collected and ...
  • Chammas, Romy (Notre Dame University-Louaize, 2017)
    Background -- Eating disorders (EDs) and related risk factors have become an area of interest for researchers, and a challenge to manage for health care practitioners. EDs were considered mainly as western culture disorders; however recent studies showed a comparable raise of EDs in the Middle Eastern countries. Objective -- The purpose of this study was to estimate the proportion of Notre Dame University students (NDU) who are at risk of developing EDs, and examine the association of ED’s risk with socio-demographic, lifestyle, dietary factors and dietary patterns Methods -- This was a ...
  • Saade, Marianne (Notre Dame University-Louaize, 2019-05)
    Introduction: Eating Disorders (ED) are currently among the most important mental disorders in adolescents and young adults. Contradictory results are observed when studying the prevalence of vitamin D deficiency among people with ED. Moreover, this vitamin plays several important roles in the human body which makes its deficiency an additional concern. Objectives: To assess the prevalence and correlates (mainly vitamin D status) of a positive screen for ED among Notre Dame University (NDU) employees. Methods: A cross-sectional study was performed among 270 NDU employees working at the main, ...
  • Bou Ajram, Dima (Notre Dame University-Louaize, 2021-03)
    The pomegranate fruit is considered a functional food because of its bioactive compounds mainly phenolic compounds. Pomegranate molasses (PM) is a key ingredient in the Lebanese and Middle Eastern cuisine. The effects of accelerated shelf life testing (ASLT) on the total phenolic content (TPC), total flavonoid content (TFC), the antioxidant and antidiabetic activities (% DPPH scavenging activity, DPPH IC50, % Fe2+ chelating activity, and α‐glucosidase and α‐amylase IC50 antidiabetic inhibitory activity) of the Lebanese homemade PM have never been evaluated. Moreover, the effect of glutathione ...
  • Abdelkhalek, Salwa A. (Notre Dame University-Louaize, 2021)
    Pomegranate (Punica granatum L.) is one of the oldest known edible fruits that grow in the Mediterranean region, Southeast Asia, and Himalayas .Pomegranate is believed to have a high antioxidant activity because of its richness in active secondary metabolites such as phenolic acids, tannins and flavonoids, including anthocyanins, flavanols, and flavonols. Pomegranate molasses is a traditional condiment that can be obtained by boiling of pomegranate juice without the further addition of sugar or other additives. It is commonly used to improve the taste and aroma characteristics of salads and ...
  • Mekanna, Alexandria Nivelle (Notre Dame University-Louaize, 2019)
    Background and objective: Glyphosate, a nonselective herbicide widely-used in crop production, persists in food products leading to residues. Research findings on the health effects of glyphosate are highly controversial due to a perceived conflict of interest by the majority of research funders who are glyphosate manufacturers themselves. Glyphosate residues are detected in various tested food products globally, but data about exposure in Lebanon is lacking. Bread is a stable food in the Lebanese diet and the extend of its contamination with glyphosate is unknown. This study aimed at determining ...
  • Dagher, Sabine (Notre Dame University-Louaize, 2020-12)
    Background and objective: The world average yield of wheat, rice, and maize has doubled 20 folds since 1964 due to the increase in pesticide use. Glyphosate, a broad spectrum herbicide, is globally used in crop production and is residual in soil and water. Several research findings on glyphosate residues in different food groups and human exposure remain controversial as to whether or not it increases the risk of cancer and other health implications. In Lebanon, there is no current data to estimate glyphosate concentration and exposure in different food groups. This study quantified glyphosate ...
  • Ghemrawi, Sarah (Notre Dame University-Louaize, 2022)
    Background: Diabetes is a major health disease reaching epidemic levels in the Middle East Regions. It is associated with many complications that have an adverse effect on patient’s quality of life. Nutrition therapy is essential, where dietary modification and improved dietary habits are important for its management and control. Objective: This study aimed to assess the adherence to dietary recommendations of adult patients with Type 2 Diabetes Mellitus (T2DM) diagnosed since at least one year residing in north Lebanon and to explore factors associated with this adherence. Methods: A cross-sectional ...

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