Viktor Brygadyrenko

• Ph.D.
• Professor (Associate) at Oles Honchar Dnipro National University

Waste from livestock farms contains various pathogens, including eggs and larvae of helminths—pathogens of parasitic diseases harmful to animals and humans. One of the methods for their effective processing to obtain biofertilizer and biofuel is anaerobic digestion, which requires further improvement to completely suppress the viability of pathogen...

Simple Summary This study examined the effects of three common industrial chemicals—aniline, formaldehyde, and o-xylene—on mealworm larvae (Tenebrio molitor) and their internal parasites. Mealworms are used not only as a food source for humans and animals but also as model organisms to study the effects of pollution on small animals. In our experim...

Simple Summary The widespread use of broad-spectrum insecticides reduces the capabilities of ecological self-regulation of phytophages in agrocoenoses and in the adjacent natural territories. Those ecosystems suffer disruption of trophic relations that have been forming over long periods of time. At the same time, the numbers of non-target inverteb...

The use of herbal medicines, due to their wide therapeutic spectrum and absence or minimal side effects, is an important area of therapy that is used in the treatment of diseases of various etiologies. Garden violet /wild pansy (Viola tricolor L.) is a medicinal plant of the violet family that is widely distributed in Ukraine. The herb of this plan...

Cockroaches, especially those living in forest litter and feeding on foliage, have been consuming plants for millions of years. Can secondary metabolites of plants affect the parasite-host system and successfully treat the cockroaches’ parasites gregarines and nematodes? In our experiment, 204 Blaberus craniifer (Blattodea, Blaberidae) cockroaches...

The common redstart Phoenicurus phoenicurus (Passeriformes, Muscicapidae) is one the most appealing insect-eating birds living in parks, gardens, and other cultured landscapes of Europe, Central and Western Asia, and Northern Africa. We analyzed the nests of Ph. phoenicurus after the chicks had flown away. Throughout the reproductive period, in the...

Drugs based on plants of the Asteraceae family are broadly used against microorganisms that are pathogenic to people and animals. However, their potentials in this aspect have not been fully researched. In our in vitro experiment, we tested alcohol tinctures of 12 species of plants of the Asteraceae family against 10 species of bacteria, one specie...

Herbs play an important role in folk medicine, and scientific research has confirmed the properties of their use as an alternative treatment, including the treatment and mild correction of metabolic disorders during disease. Trifid bur-marigold (Bidens tripartita) is a pharmacopoeial herbal raw material that is widely used in clinical practice as a...

Global and regional competition for natural resources, particularly for land and water, food and fodder, takes place in the context of a dire necessity to limit greenhouse gas emissions and is becoming more and more pressing every year. Environmental soundness, sustainability and security are becoming more relevant and are considered as key element...

Anaerobic digestion with simultaneous production of biogas is one of the most common methods of recycling, processing and decontamination of organic waste to produce alternative fuels. A commonly used indicator of the sanitary safety of the substrate is eggs of Ascaris suum nematodes of pigs, which are characterised by extremely high resistance to...

Simple Summary Substances that are absent in the biosphere, but have been synthesized by humans in recent decades, are called xenobiotics. They are released into the environment in large volumes and can actively affect invertebrates and their intestinal parasites or commensals. Such an influence of xenobiotics on parasite–host relationships remaine...

The explosion at the Kahovka dam led to formation of new dried-up areas at the bottom of the Kahovka Reservoir, which have specific relief and mechanical composition of soil. Vegetation that has been forming in those dried-up areas for over one year now is already undergoing the first stages of succession and is characterized by high spatial non-un...

The paper provides an in-detail analysis of the flooding in Kherson and Mykolaiv oblasts as a result of the explosion at the Kahovka Hydropower Plant (HPP). We considered the possibility of using a combined analysis of the data of on-ground and remote monitoring of the course and consequences of the flooding. Based on the materials of the Ukrainian...

Simple Summary The negative impact of numerous chemical compounds entering the environment from various anthropogenic sources is one of the reasons for the decline in populations and biodiversity of aboveground invertebrates. Chemical compounds can cause various effects (attracting or repelling) on insects. In laboratory conditions, the motor respo...

The spatial distribution of the epigeic fauna of floodplain ecosystems (willow-poplar floodplain forest, regenerated poplar forest), in the conditions of the natural environment of the Dunajské luhy Protected Landscape Area (PLA, hereinafter) and agrarian landscape was studied. The Dunajské luhy PLA, hereinafter (Slovak Republic) is the part of the...

Simple Summary Immunodiagnosis is essential for studying possible changes in the immune system, which, together with the nervous and endocrine systems, constitutes the only necessary regulatory system of the body. Among such studies, the state of the cellular link of immunity is critical. These studies play an essential role in preventing diseases...

Plants of the Asteraceae family are broadly used against microorganisms pathogenic to people and animals, although their potential has not been studied completely so far. In an in vitro experiment, we tested ethanolic, ethyl-ether, and dimethyl-sulfoxide extracts from the fruits, leaves, shoots, and roots of Xanthium strumarium L. for their effects...

Calcium propionate, as an approved food additive, is widely used as a mold inhibitor in food and feed. It is recognized as safe, but when metabolized in the gastrointestinal tract, it can affect the body’s metabolism both directly and indirectly through the intestinal microbiota. The effect of various doses of calcium propionate on the body of mode...

Every year, up to 11 million burns are recorded. They are first among all traumas, leading to over 300,000 deaths around the globe every year. Burns caused by fire are also one of the main causes of deaths and disability-adjusted life years in countries with low and average levels of income. This research analyzed an experimental modeling of burn t...

In natural ecosystems, parasites and their hosts are subject to xenobiotics, which overall weaken either a host or its parasites. There has been no laboratory study of this process on the example of cockroaches and their parasites. In accurately controlled conditions, we examined the influence of a food supplement – biphenyl – on cockroaches and th...

Background. Pharmacological correction of a high-fat diet is of great interest to prevent the development of obesity and hypertension. More and more research is being done on the preventive use of medicinal herbs for excess caloric intake. Objective. The aim of this study was to determine the general physiological effect of I. helenium rhizomes and...

Background Helminthiases inflict annual losses on the meat and dairy livestock industries. The commonest species of ruminant parasites are the nematodes: Strongyloides papillosus and Haemonchus contortus, which lay eggs in the intestine and enter the feces. There, the eggs develop into larvae, which when voided with the feces crawl onto plants. Me...

The problem of tuberculosis has been relevant for many years due to active spread of the infection pathogen around the globe, in particular in Ukraine. In this article, we determined the epizootic role of the rice weevil (Sitophilus oryzae (Linnaeus, 1763); Coleoptera, Curculionidae) in the spread of Mycobacterium bovis. We identified the effect of...

Medicinal plants are used in traditional, folk medicine and veterinary practice to treat and prevent exacerbations of chronic diseases, diseases of the cardiovascular and nervous systems, respiratory and digestive organs, liver, bile ducts, kidneys, urinary tract, to regulate metabolism and to boost immunity, etc. The therapeutic effect on the body...

Enteropathology in newborn ruminants significantly affects the functional formation of the digestive tract, which induces complications in other organs and systems, reducing the resistance and productivity in recovered animals. It is also characterized by metabolic disorders, particularly lipids, which adversely affects the regenerative processes a...

Intestinal parasites are considered to be able to hinder growth of the host animals, reducing the extent of food metabolism, damaging the intestines’ integrity by filling it with products of their metabolism. However, a long co-evolution can mitigate the negative impact of a parasite on the host organism. To study how parasites – nematodes Cranifer...

Agrogenic pollution with pyrethroid insecticides has been impacting the structure of populations of terrestrial invertebrates, causing decline in their taxonomic diversity and tolerance to critical values of environmental factors. In a laboratory experiment, we evaluated the sensitivity of 46 non-target invertebrate species to cypermethrin. In most...

Increasing the activity of zoophage Acari in agrocenoses, for example luring them to concentrations of harmful insects, could be effectively performed using attractants, for example organic acids that people use in households and industry. In our experiment, we studied the influence of organic acids on the locomotor activity of Stratiolaelaps scimi...

Obesity increases the risk of developing various pathological conditions such as metabolic syndrome, type 2 diabetes, non-alcoholic fatty liver disease, and cardiovascular disease. For mild correction and even treatment of obesity, drugs based on medicinal plants are increasingly being used. This work aims to determine the overall effect of Helichr...

The issue of tuberculosis has persisted for many years due to the active spread of the infectious agent. In Ukraine, this problem has become more acute amidst hostilities, leading to increased migration of animals, both natural and artificial. This situation poses a potential threat, exacerbating the epizootic situation and activating the spread of...

Azodicarbonamide is an important chemical widely used in the industry as a blowing agent in the foam industry and in the food industry as a flour bleaching agent and a dough conditioner. The discussion about its biosafety is ongoing, in a number of countries, the use of azodicarbonamide is limited or even prohibited since a slightly carcinogenic ef...

The impact of excess fat and high-calorie intake on the human body is an acute problem for many economically developed countries. Modelling the effects on the health of rats of supplementing their diet with crushed seeds of Echinacea purpurea (L.) Moench and Sylibum marianum (L.) Gaertn was carried out in a laboratory experiment. In the control gro...

Research background: Rhodiola rosea (golden root) and Punica granatum (pomegranate), as well as a number of other species of medicinal plants, exert an array of biological effects: adaptogenic, antioxidant and anti-inflammatory. However, there are not enough contemporary studies of their influence on metabolic processes, especially in cases of imb...

Lieshchova, M. A., Bilan, M. V., Bohomaz, A. A., Tishkina, N. M., & Brygadyrenko, V. V. (2020). Effect of succinic acid on the organism of mice and their intestinal microbiota against the background of excessive fat consumption. Regulatory Mechanisms in Biosys-tems, 11(2), 153-161. Succinic acid and its salts (succinates) positively affect the oxyg...

Millions of tons of microplastics get into the environment, being eaten by many species of mammals and humans. One of the main types of plastic, polystyrene, and its monomer, bisphenol, have been fairly well studied in terms of their eff ects on metabolism, but changes in the intestinal microbiota under the infl uence of its addition to the diet re...

Many chemically synthesized xenobiotics can significantly inhibit the vitality of parasitic nematodes. However, there is yet too little research on the toxicity of such contaminating compounds toward nematodes. Compounds that are present in plants are able to inhibit the vitality of parasitic organisms as well. According to the results of our labor...

Bioinformatics is a scientific field on the border between informatics and biology where problems in the field of biology are solved using statistical methods. Another part of it are database systems which serve to store data necessary for meta-analysis. In recent years, there has been a boom mainly thanks to enabling technologies that make it poss...

The balance between anti-and prooxidants in animal organisms in general and in each cell in particular is responsible for the regulation of many metabolic processes that provide immunocompetence, growth, development and protection of animals from oxidative stress, related to inflow of cadmium and plumbum. Therefore, the objective of our study was t...

Due to their durability, versatility and economy, plastic products are widely used in all spheres of human life. Despite the inertness of polymers, recent studies show the ability of microplastic to overcome natural tissue barriers, accumulate in the animal’s body, affect metabolism and change the intestinal microbiota, negatively affecting it. In...

Database systems store data (big data) for various areas dealing with finance (banking, insurance) and are also an essential part of corporate firms. In the field of biology, however, not much attention has been paid to database systems, with the exception of genetics (RNA, DNA) and human protein. Therefore data storage and subsequent implementatio...

Dnipropetrovsk Region is situated in the steppe zone of Ukraine, in conditions of insufficient moisture. Forest vegetation covers only 5.1% of the region. Over 80% of the region’s area is used for agricultural purposes. A total of 281 species of ground beetles is known for the region, of which this article gives the data on biology and distribution...

Robinia pseudoacacia L. is one of the most common and environmentally adaptable introduced tree species which has become an important element of artificial afforestation and landscaping in Ukraine over the past 150 years. Throughout the history of its introduction on the territory of Ukraine, this species was considered resistant because of the abs...

The global climate changes are causing an increase in the number and harmfulness of slugs. Deroceras agreste (Linnaeus, 1758) (Stylommatophora, Agriolimacidae) is a polyphagous phytophage that damages over 150 species of plants, including many vegetables , cultivated berries and grasses. Other than decrease in yield, slugs cause deterioration of co...

Soil is an irreplaceable natural resource that enables the production of food and raw materials, forms agricultural and forest landscapes, filters and maintains water, ensures the cycle of substances in the ecosystem and contributes to maintaining biodiversity. Agricultural intensification is one of the most important factors for biodiversity loss....

The pharmacological effects of medicinal plants play a primary role in the mild correction of body weight in humans and animals, reducing the accumulation of fat in their bodies during a state of obesity. Origanum vulgare L. and Scutellaria baicalensis Georgi are widely used as food additives and medicinal plants, but their comprehensive physiologi...

The food industry is not the only sphere of human activity where inorganic food additives are globally used. In certain concentrations, they are safe for people and agricultural animals. Nonetheless, they impose a negative impact on other classes of living organisms. Therefore, our objective was to determinine the influence of some inorganic food a...

Attractive and repellent properties of many household chemicals may be used to combat synantrophic insects, such as cockroaches. In the natural environment, Shelfordella lateralis (Walker, 1868) (Blattodea, Blattidae) lives in the area spanning Central Asia to North Africa. Furthermore, in many tropical and subtropical countries, it is common in hu...

Organic food additives are popular in various spheres of human activity: the food industry, agriculture, veterinary and human medicine, the chemical industry, and other sectors. Due to the relatively short time of their breakdown in the environment, their non-toxicity to various organisms in certain concentrations, and their large annual amounts of...

The paper presents the results on resistance of Aesculus hippocastanum Linnaeus, 1753 trees to Cameraria ohridella Deschka & Dimić, 1986 (Lepidoptera, Gracillariidae) impact under conditions of a modern urban environment on the example of Dnipro city as the largest industrial city in Ukraine. Field experiments were conducted in all park areas of th...

The monograph is devoted to research of influence of chemicals of agrogenic and technogenic origin on organisms of millipedes in laboratory conditions: various concentrations of heavy metals (ferrum, cuprum, lead, cadmium) and pesticides (Nurelle D, Actellic, Tilt, Falcon, Penncozeb, Thiovit Jet, Ridomil Gold, Bi-58, Biotlin, Omite, Roundup, Urahan...

Stratiolaelaps scimitus (Womersley, 1956) (Acari, Mesostigmata, Laelapidae) is a predatory soil mite massively produced in laboratories in many countries of the world. The existing spheres of S. scimitus application vary in many parameters, especially temperature and relative humidity. In this article, we analyzed temperature and humidity appropria...

In the conditions of an urban environment, insects, including Pyrrhocoris apterus (Linnaeus, 1758) (Hemiptera, Pyrrhocoridae), are subject to dozens of volatiles: solvents, food flavorings, cosmetic products. For firebugs, some attract them, some scare them off, and to some they are indifferent. In this article, in the conditions of laboratory expe...

Morphological variability can be used as an indicator of the state of invertebrate populations. Microevolutionary processes can show up in the morphological differentiation of populations. This includes differences between morphometric characters in the two sexes. The variability of 12 populations of Bembidion minimum (Coleoptera, Carabidae) was as...

The aim of this study was to test the steepness of body size variation in males and females in the widespread ground beetle Pterostichus melanarius in geographical gradients. Beetles were sampled in 15 regions of Europe and Asia, and sampling territories differed 17° in latitude and 121° in longitude. We measured six linear traits in every captured...

Soil arthropods respond sensitively to land management practices and correlate with beneficial soil functions. The aim of this research was to determine soil quality using the QBS index in different types of crops and influence of soil variables (pH soil, soil moisture, potassium, phosphorus and nitrogen) on soil arthropods. Between the years 2018...

The ground beetles Zabrus tenebrioides and Harpalus rufipes (Coleoptera, Carabidae) are two of the most prevalent pests of wheat and other grasses. This article presents current data on their distribution and the results of modelling the bioclimatic ranges of these species using the maximum entropy method. To improve the model, we used various RStu...

Shifts in a bioclimatic range of Anchomenus dorsalis-specialized entomophage-were modeled in the MaxEntsoftware package and are presented on habitat maps. We used two climatic scenarios for the prediction-mild (RCP2.6) and extreme (RCP8.5). Under the considered scenarios, further warming would lead to a shift and extension of the range to the north...

Phytotherapy for the correction of excess body weight is widely used. However, a comprehensive study of herbal preparations on the organism of model animals has been carried out only for a few plant species. Supplementing the diet of rats with closely related sage species (Salvia officinalis L. and S. sclarea L.) against the background of high-fat...

Global climate change and, specifically, rising temperatures, may increase the number of generations of necrophagous insects. The common green bottle fly Lucilia sericata (Meigen, 1826) (Diptera, Calliphoridae) ranks among the most important cosmopolitan necrophagous insects that utilize corpses and cause myiasis in farm animals and humans. Based o...

Eimeriosis of farm animals is one of the most widespread parasitic diseases in the world. In the conditions of the steppe zone of Ukraine Eimeria perforans is more common in rabbits and E. arloingi in sheep and goats. Study of factors which influence the development of these protists on the soil surface is one of the major challenges for veterinari...

At present, climate change significantly affects living organisms on the planet, leading to transformations in their nich-es, ranges and abundance. The aim of our work was to forecast the range of the representative of the large family Carabi-dae, famous for its indicative characters, richness and importance in soil communities. We used 19 bioclima...

Flavorings and volatile biologically active substances, used by humans for various purposes, may potentially have fumigating, repellent, or attractive effects on various species of anthropod storage pests. Tribolium confusum Jacquelin du Val, 1863 (Tenebrionidae) and Sitophilus granarius (Linnaeus, 1758) (Curculionidae) are the two most abundant pe...

We studied how first-stage larvae Strongyloides papillosus (Wedl, 1856), parasites of the digestive tract of ruminants and rabbits, are affected by 17 food col-ourings: one-component-tartrazine (Е102), Sunset Yellow FCF (Е110), azorubine (Е122), Ponceau 4R (Е124), Allura Red AC (Е129), indigocarmine (Е132), Brilliant Blue FCF (Е133), Green S (Е142)...

Boyko, O., Brygadyrenko, V., 2021. Nematicidal activity of essential oils of medicinal plants. Folia Oeco-logica, 48 (1): 42-48. We studied the effect of essential oils from Picea abies (Linnaeus) H. Karsten., 1881, Cinnamomum verum J. on vitality of free-living larvae of Strongyloides papillosus (Wedl, 1856) and Haemonchus contortus (Rudolphi, 180...

We researched the influence of essential oils from 14 species of plants (Piper cubeba, Cananga odorata, Pelargonium graveolens, Citrus sinensis, Eucalyptus globulus, Lavandula angustifolia, Picea abies, Citrus paradisi, Pterocarpus santalinus, Abies sibirica, Juniperus communis, Melaleuca alternifolia, Syzygium aromaticum and Cinnamomum verum) on t...

This research was undertaken to evaluate the nematicidal activity of various concentrations of aqueous tinctures of 80 plant species towards L1–2 of S. papillosus. For the experiment with larvae of S. papillosus, there were used 0.19%, 0.75% and 3.00% aqueous tinctures of plants. Out of 80 tested species, nematicidal activity against L1–2 of S. pap...

Plant food additives are becoming more and more popular and broadly applied products, though the information on risks they poses to the organism is limited and contradictive. Obesity and overeating are some of the commonest health issues around the world, and people are increasingly consuming workability-enhancing preparations as a simple and fast...

Effective monitoring and preservation of biodiversity require knowledge on the distribution range of separate species. Pterostichus melas and P. fornicatus are distributed in Central and Southern Europe and the Caucasus. The study revealed to what extent the territories, included in this range, are suitable for the life of these species according t...

Pesticides kill organisms harmful for the human organism, sometimes also harming beneficial ones. After treatment, pesticides remain on the soil surface in agrocenoses and adjacent plots for decades. For the laboratory experiment, we selected Rossiulus kessleri (Lochmander, 1927)-a species which lives 5-6 years on the soil surface and can dig in to...

Galenic preparations are broadly used against microorganisms pathogenic to humans, thought their poteintial in this aspect is not studied completely. In our in vitro experiment we studied the influence of alcohol tinctures from 38 species of plants on 15 species of bacteria and one species of fungus. Zones of growth inhibition of colonies measuring...

The article describes a laboratory study of nematocidal properties of flavourings with antibacterial effect against Ascaris suum (Goeze, 1782) and Trichuris suis Schrank, 1788. In the experiments, eight concentrations of food additives with antibac-terial properties were used: cinnamaldehyde, benzoic acid, formic acid, linalool, citral, β-ionone. M...

The search for promising plants with bactericidal and fungicidal activity is of great interest for practical and veterinary medicine, This article reveals the high antibacterial effect of the use of ethanol extracts from 8 species of plants of the families Anacardiaceae (Cotinus coggygria Scop., Rhus typhina L., Rhus trilobata Nutt. and Toxicodendr...

Parasites of agricultural crops cause significant losses of quality and decrease in the profitability of agricultural production. Complex measures against pests are aimed both at termination of parasites and prevention of repeated infection of plants. One of the most progressive ways of protecting plants against harmful insects is the use of entomo...

Succinic acid and its salts (succinates) positively affect the oxygenation of the internal environment, stabilize the structure and functional activity of mitochondria, and normalize the ion metabolism in the cell. Separate clinical studies and experimental surveys confirmed that having low toxicity succinic acid has well-manifested antioxidant, im...

The article describes a laboratory study of nematocidal properties of flavourings with antibacterial effect against Ascaris suum (Goeze, 1782) and Trichuris suis Schrank, 1788. In the experiments, eight concentrations of food additives with antibacterial properties were used: cinnamaldehyde, benzoic acid, formic acid, linalool, citral, β-ionone. Mi...

Succinic acid and its salts (succinates) positively affect the oxygenation of the internal environment, stabilize the structure and functional activity of mitochondria, and normalize the ion metabolism in the cell. Separate clinical studies and experimental surveys confirmed that having low toxicity succinic acid has well-manifested antioxidant, im...

Ground beetles and tiger beetles are the most noticible representatives of predatory invertebrates often used in bioidentificational studies. This article provides quantitative and ecological characteristics of Caraboidea in five metroplises of Ukraine (Dnipro, Donetsk, Kharkiv, Kyiv, and Lviv). In total, in these cities, 237 species of Caraboidea...

The study focuses on in vitro effect of aqueous tinctures of 48 species of herbaceous, shrub and tree plants on the first-third stage larvae of Strongyloides papillosus (Wedl, 1856) and third-stage larvae of Haemonchus contortus (Rudolphi, 1803) Cobb, 1898. The highest level of the effect was exerted by 3% aqueous tinctures of Wisteria sinensis (Si...

During hundreds of years, in large cities man has been forming a specific urban environment with original species composition of insect communities, including the most diverse group of predatory beetles-Staphylinidae family. Kyiv, Kharkiv, Dnipro are the three most populated cities of Ukraine. In the urban cenoses of these cities, over 140 species...

The results of the modification of methods for producing enzymatic preparations (EP) of peroxidases and catalases of extra- and intracellular finding from fungal cultures are presented. Strains of Flammulina velutipes F-vv, Lentinula edodes 523 and Pleurotus ostreatus P-01 were used as producers of oxidoreductases. The producers were cultured in gl...

Parasites of agricultural crops cause significant losses of quality and decrease in the profitability of agricultural production. Complex measures against pests are aimed both at termination of parasites and prevention of repeated infection of plants. One of the most progressive ways of protecting plants against harmful insects is the use of entomo...

This article discusses the effect of soil salinity on the variability of Bembidion (Notaphus) varium (Oliver, 1795). The authors of the article collected imagoes of this species in five ecosystems that differed in soil salinity; 13 linear characteristics, one angular characteristic and 6 morphometric indices were measured. Significant changes in si...

We determined a high antibacterial effect of ethanol extracts of four species of gymnosperms (Juniperus sabina, Chamaecyparis lawsoniana, Pseudotsuga menziesii and Cephalotaxus harringtonia) against 23 strains of bacteria of families Enterobacteriaceae (Escherichia coli, Enterococcus faecalis, Salmonella typhimurium, S. adobraco, Proteus vulgaris,...

This work is the first report dealing with the identification and characterization of volatile components in hexane and dichloromethane extracts from Buxus sempervirens leaves. Extracts were obtained by acid-base extraction from aqueous mixtures at various pH values (3.5, 6.0 and 9.5) using hexane (for fatty acids, terpenes) and dichloromethane (lo...

The сhaffinch (Fringilla coelebs Linnaeus, 1758; Passeriformes, Fringillidae) is one of the most colourful forest species of birds living in Europe, West Asia and North Africa. The diet of this species was studied as a contribution to the conservation of the population of this species in transformed forests of the northeastern part of Ukraine. Four...

This work is the first report dealing with the identification and characterization of volatile components in hexane and dichloromethane extracts from Buxus sempervirens leaves. Extracts were obtained by acid-base extraction from aqueous mixtures at various pH values (3.5, 6.0 and 9.5) using hexane (for fatty acids, terpenes) and dichloromethane (lo...

The objective of this study is to evaluate the viability of larval nematodes of ungulates under the infl uence of 14 fl avourings and source materials approved for use in and on foods. Minimum LD 50 for L 3Strongyloides papillosus (Wedl, 1856) were observed when using Cinnamaldehyde, α-Terpineol and Benzyl alcohol, for L 1–2S. papillosus under the...

Measures against pests should be performed in the context of integrated management of agricultural crops and complex control of pests. Therefore, use of ecologically safe approaches is the best option. Essential oils of plants can make an impact on the main metabolic, biochemical, physiological and behavioural functions of insects. We evaluated the...

The objective of the study was to determine the antibacterial action of herbal infusions against reference strains of Staphylococcus aureus ATCC 25923, Staphylococcus epidermidis ATCC 14990 and Pseudomonas aeruginosa 27/99 in vitro. The antibacterial activity of herbal infusions was determined using the agar diffusion test. From the culture of refe...

The emergence of multiresistant strains of Bacillus subtilis, Bacillus cereus that are difficult to antibiotics and cause severe lesions of soft tissues, sepsis, and complicated surgical pathology are recognized as the one of problems of current infectious diseases of animals and humans. One of challenges in pharmacognosy is the search for alternat...

The emergence of multiresistant of Bacillus subtilis, Bacillus cereus that are difficult to antibiotics and cause severe lesions of soft tissues, sepsis and complicated surgical pathology are recognized as the one of problems of current infectious diseases of animals and humans.............!

Pharmacological effects of the medicinal plant Aralia elata (Miq.) Seem. 1868 (Araliaceae) are related to presence of over 150 secondary metabolites, including flavonoids, sterols, polysaccharides, terpenoid saponins and terpenoid acids, though the main biologically active substances of A. elata are saponins and flavonoids. Some clinical tests and...

The emergence of multiresistant strains of Staphylococcus epidermidis, Staphylococcus aureus that are difficult to antibiotics and cause severe lesions of soft tissues, sepsis, and complicated surgical pathology are recognized as the one of problems of current infectious diseases of animals and humans. One of challenges in pharmacognosy is the sear...

Intraspecifi c Morphological Variation in Free-Living Stages of Strongyloides papillosus (Nematoda, Strongyloididae) Parasitizing Various Mammal Species. Boyko, O. O., Gugosyan, Y. A., Shendryk, L. I., Brygadyrenko, V. V.-Strongyloides papillosus Wedl, 1856 is one of the most widespread nematodes parasitic in domestic animals. Th is species has bee...

The laboratory experiment described in this article evaluated the death rate of larvae of Haemonchus contortus (Rudolphi, 1803) nematodes of the Strongylida order and Strongyloides papillosus (Wedl, 1856) of the Rhabditida order under the impact of different concentrations of 8 flavouring acids and source materials approved for use in and on foods...

Boyko, O. O., Brygadyrenko, V. V. (2019). Nematocidial activity of aqueous solutions of plants of the families Cupressaceae, Rosaceae, Asteraceae, Fabaceae, Cannabaceae and Apiaceae. Biosystems Diversity, 27(3), 227-232. doi:10.15421/011931 In natural ecosystems of animals, introduction of larvae of parasitic nematodes into the litter layer from ex...