Suzana Vidakovic Knezevic

Scientific Veterinary Institute "Novi Sad" · Laboratory of Food Inspection

Citation: Vidaković Knežević, S.; Knežević, S.; Vranešević, J.; Kravić, S.Ž.; Lakićević, B.; Kocić-Tanackov, S.; Karabasil, N. Effects of Selected Essential Oils on Listeria monocytogenes in Biofilms and in a Model Food System. Foods 2023, 12, 1930. https://doi. Abstract: The composition of 18 essential oils was determined using gas chromatography-...

This study was carried out to reduce polycyclic aromatic hydrocarbon and improve safety of traditional (homemade) smoked dry-cured pork loin. Raw material (M. longissimus dorsi) derived from pigs was used for production of homemade smoked dry-cured pork loin. During one usual smoking procedure in the rural household, there was an ignition of fat dr...

The fast growth rates in commercially reared chickens could lead to the changes in their muscle tissue structure and cause breast muscle myopathies, including deep pectoral myopathy (DPM). The incidence of DPM depends on various factors including rearing conditions, age, sex, weight and genetic strain. The aims of the present paper were to report a...

Yogurt is one of the most popular fermented dairy products with a worldwide acceptance. There are many types of yogurt differing in flavor, physical and chemical properties. Yogurt is produced by adding bacterial culture of Lactobacillus delbrueckii subsp. bulgaricus and Streptococcus thermophilus to milk and cream products. During the period from...

Sturgeon fish species are food fish of commercial significance in many countries. Sturgeon farming in Serbia is a relatively new branch of aquaculture, and sturgeon farming has been developing in the last several years. The objective of this study was to examine morpho-physiological and slaughter characteristics and proximate composition of one-yea...

The aim of the study was to investigate production parameters and nutritive quality of carp meat produced in a fish pond fed with fresh well water mixed with purified slaughterhouse wastewater. The quality of carp fillet was analyzed in view of both chemical parameters and seasonal variations, i.e., time of sampling. Our research idea was that puri...

Harmful gases, such as ammonia (NH3) and carbon dioxide (CO2), affect both birds and workers involved in broiler production. Five hundred and seventy-six one-day-old ROSS 308 broilers were reared on six types of litter (Treatment 1: chopped wheat straw; treatment 2: wood shavings; treatment 3: mixture of 1/3 chopped wheat straw, 1/3 wood shavings a...

Fourteen essential oils, including basil, black pepper, cassumunar ginger, cinnamon, lemon, clove, fennel, lavender, myrtle, oregano, rosemary, curry plant, thyme and sage, were screened for their antibacterial activity against important food-borne pathogens, Salmonella Enteritidis and Salmonella Typhimurium. Essential oils have been examined by ga...

Foodborne transmission of Salmonella spp. from contaminated duck meat has been recognised as an important hazard for human health in the past few decades and pathogenic strains of Salmonella spp. have long been considered as serious zoonotic hazards. The nutritional quality is the main reason for the fact that duck meat is very attractive for consu...

In intensive commercial broiler production, broiler chickens are raised under a deep litter system having an absorbent role. The broiler production has over the years rapidly expanded with increasing concern of poultry waste disposal and harmful gases emission. Bedding material plays a significant role in poultry rearing. Harmful gases in broiler p...

The experiment was conducted to evaluate the effect of alternative bedding materials on broiler production performances and litter quality in plant production. A 40-day experiment was carried out on 6885 broilers of ROSS 308 provenience. The broilers were reared on bedding material which consisted of cellulose pellets, wood chips, peat moss, and pH...

Shiga-toxin-producing Escherichia coli (STEC) and Salmonella enterica serovar Typhimurium (STDT104) are foodborne pathogens of public health significance. It is less known that Shiga-toxin-producing Escherichia coli (with cattle being the most probable natural reservoir) can be isolated from pigs, sheep and wildlife as well. The basic information a...

Međunarodna trgovina zahteva bezbednu hranu zasnovanu na posebnim higijenskim standardima, transpartentnim procedurama i programima. Meso, zbog visokog sadržaja vode i hranljivih materija, predstavlja idealnu sredinu za rast i razmnožavanje mikroorganizama. Salmonella, kao jedan od najčešćih patogena, koji se putem hrane prenose sa životinja na lju...

International trade requires food safety guarantees based on specialized hygiene standards, transparency procedures, and programs. Meat, because of its high water content and nutrition, can be an ideal medium for microorganism growth and multiplication. Salmonella, as one of the most common pathogens that can be transmitted from animals to humans,...

Heat stress (HS) is one of the greatest problems in contemporary chicken production and it entails significant economic losses. The purpose of this paper is to examine the influence of early-age thermal conditioning (ETC), vitamin C (Vit C) supplementation, and their combination on the production characteristics and specific quality parameters of t...

Th e aim of this study was to investigate the composition and quality of Serbian honeydew honey. For this purpose, the physicochemical characteristics of 14 honeydew samples were analyzed. Th e physicochemical characteristics of all honeydew honeys from Serbia analyzed in this research can be considered to be within the parameters prescribed for ho...

Fish meat is considered to have a beneficial nutritional composition and a favorable effect on human health. Fish meat is a significant source of highly unsaturated fatty acids with beneficial effects on health of consumers. Therefore, knowledge of the fat, protein and especially quality of lipids in fish is very important. The objective of this su...

Honey sells according to its appearance and the information given on the label. Labels provide the necessary information to consumers to enable them to make safe, healthy and sustainable choices. Label information is usually the only information consumers have at their disposal when deciding whether to buy honey. Lack of any information on honey la...

The results of the research into the microbiological contamination of litter used by broiler chickens are presented. Litter samples were taken prior to the introduction of chicks (day 0) and in 7-day intervals until the end of the fattening period. The total numbers of aerobic mesophilic microorganisms, yeasts, moulds and Clostridium perfringens sp...

Food contaminated with Listeria monocytogenes has the potential to cause listeriosis which could be a serious illness in vulnerable consumers such as pregnant women, neonates, elderly individuals, and immunocompromised individuals. Serbian legislation, which is in accordance with EU legislation, requires control of L. monocytogenes only in ready-to...

In this study, the common carp fish were smoked in direct and indirect smoke chambers. Direct smokings in craft chamber were conducted in four ways: smoked without filter (Fo), with zeolite filter (Fz), filter with granular activated carbon (Fc) and gravel filter (Fg). The content of 16 different PAHs in smoked common carp was analyzed using GCMS m...

In this paper, the electrical conductivity and concentration of free acids (acidity) of various types of honey collected from the area of Vojvodina was investigated. Physicochemical analyzes of parameters such as electrical conductivity and acidity of honey have an important role in defining the overall properties of honey and assessing the quality...

Common carp meat was smoked in traditional conditions without filter and with zeolite, granular activated carbon and gravel filters. The aim of this study was to determine the influence of using different filters in traditional smoking conditions on 16 polycyclic aromatic hydrocarbons from the Environmental Protection Agency list (16 US-EPA PAHs)....

The health safety of honey includes the correctness in terms of the presence of different contaminants, which also implies the antibiotic residue. The presence of antibiotics in honey is prohibited, and methods of food analysis are prescribed in order to reliably determine antibiotics in food. In this paper the application of ELISA tests for determ...

In order to diff erentiate between many honey types on Serbian market, consumers read labels, which represent an important aspect of packaging “catching” the consumer’s eyes as well as carrying all the necessary informa-tion about the product, producer and seller. As consumers are more and more aware of health problems and nutrition they pay attent...

Dermanyssus gallinae or the poultry red mite is currently the most im-portant ectoparasite aff ecting egg-laying hens in several countries causing reduced poultry welfare, mortality and even allergic reactions in poultry farms workers. Its short life cycle, which in optimal conditions can be com-pleted within 7 days, and ability to survive in extre...

Salmonellosis represent, after campylobacteriosis, the most common foodborne disease. The principal serotypes are Salmonella enterica serovar Enteritidis (S. Enteritidis) and Salmonella enterica serovar Typhimurium (S. Typhimurium), but the incidence of human illness caused by serotypes S. Infantis, S. Mbandaka and others, are in constant increase....

Smoking techniques have been progressively improved and different procedures have been developed in different regions for treating fish. In these times, the technology is mainly used for enrichment of fish with specific taste and odour, to extend the shelf-life of these perishable products and appearance required widely on the market. A lot of chem...

Marine and freshwater fish can be intermediate hosts for different parasites that are responsible for diseases in humans, if ingested by eating raw or undercooked fish. The main goals of the present paper were to investigate the infection prevalence of larvae of parasites in imported marine and freshwater fish species and to indicate the need for a...

Dermanyssus gallinae or the poultry red mite is currently the most im-portant ectoparasite aff ecting egg-laying hens in several countries causing reduced poultry welfare, mortality and even allergic reactions in poultry farms workers. Its short life cycle, which in optimal conditions can be com-pleted within 7 days, and ability to survive in extre...