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The hawthorn (Crataegus monogyna) is very widespread in Romania. In the southwestern part of the Banat, on the hilly and mountainous area, the hawthorn has very representative population. It is very often found in those areas in small groups of 4-15 shrubs and is most common found in the selvage of the forests and on the areas where are old forest roads, along the gardens of the meadows of the rivers from mountain areas. Also, hawthorn plants are often used by local population from these areas to make green fences...

Ketoprofen is well-known drug due to anti-inflammatory, analgesic and antipyretic properties, and is widely used in the treatment of various acute and chronic inflammatory diseases, including rheumatoid arthritis, osteoarthritis, ankylosing spondylitis as well as menstrual abdominal cramps. Its therapeutic benefits in the prevention of various cancers including colorectal and lung cancers as well as in the treatment of neurodegenerative disorders such as Alzheimer?s disease, Parkinson?s disease have been establish...

The biosynthesis of noble metal nanoparticles using microorganisms (?green synthesis of nanoparticles?) has recently become widespread for medical applications. The characteristics of the resulting nanoparticles depend on the microorganisms used and the process conditions. Screening of a number of methylotrophic bacterial communities of a practical biotechnological value was carried out to determine those ones, which were able to synthesize silver and palladium nanoparticles at high rate and efficiency. In several...

The paper emphasize the correlation among the metals content in different samples of some individual macrophyte algae species with different contribution, as part of residual algae biomass along Romanian Black Sea Coast, that could be used as a potential new biostimulator-regenerator recommended for improving the quality of the vineyard soils from Dobrudja region, Romania. Concentrations and sources of copper, zinc, iron, chromium, manganese, cadmium, lead and aluminium were analyzed. For the metals content determ...

Organs-on-chip allow for establishment of physiologically relevant models of human tissues and organs, and specifically of blood-brain barrier (BBB) and neurovascular unit (NVU) in their normal or pathological state. BBB/NVU integrity and functions are compromised in course of different diseases or injuries, like traumatic brain injury, stroke, multiple sclerosis, arteriovenous malformations, vascular dementia, Alzheimer?s disease, atherosclerosis, brain cancer, inflammation, genetic disorders, and many more. In t...

Synbiotics are defined as a composition of probiotics and prebiotics with synergistic reinforcing effects. In practice, only growth stimulation is often took into account when justifying the effectiveness of a synbiotic composition. However, the effect of prebiotics to the interaction of probiotic and pathogenic bacteria during co-culture fermentation was examined in a range of researches. The influence of commercial prebiotics on the ability of probiotics (bifidobacteria and lactobacilli) to suppress the growth o...

This study aimed to identify a rational treatment for soil and determine the efficiency of the use of chelated liquid microfertilizers on the yield of spring hard wheat crops in chernozemic soils of the Samara Region of Russia. The study was conducted as a two-factor field experiment using a recognized variety of spring hard wheat:?Bezenchukskaya stepnaya?. The soil of the experimental field was typical medium-deep heavy loamy chernozem. Data on some agrophysical properties of the soil, weed infestation of crops, ...

The aim of the work was to optimize the process of obtaining multicomponent protein compositions with high biological value and higher functional properties than the original vegetable protein products. Initially, studies were carried out to obtain a biocomposite composition of dry wheat gluten (DWG) - pea protein, DWG-potato protein, potato protein-oat protein. Composites are enriched with all three limiting amino acids: lysine, threonine, sulfur-containing amino acids. For each of the essential amino acids, amin...

Poultry meat and table eggs are known to be a popular food items all over the world. The nutritional value of poultry white meat is of great value over the red meat. It contains considerable amount of protein, minerals, vitamins, and fat. In order to ensure a good quality of poultry products, the flock should be a good health and free from infectious agents. Antibiotics were widely used to prevent diseases in poultry flocks. However, using antibiotics for long time may lead to microbes that are resistant to drugs....

Morphogenesis of structural elements of secondary xylem is associated with the biosynthesis of a massive secondary cell wall consisting of three layers, differing in mass, composition and structural organization. Cellulosic microfibrils are basic structural elements fixing cell walls. The participation of cellulases in cellulose biosynthesis is shown. Overexpression of cellulases (EGase) increased cell expansion and elongation and resulted in an increase in plant growth and biomass production. However, the precise...

The purpose of the study was the laboratory testing of the pendant seeder-spreader (production of China) as part of the universal unmanned aircraft system "OSA HEXA" based on UAV "OSA" (developer and producer was Bozon LLC, Moscow), in connection with which we solved the following tasks: 1) determination and assessment of performance indicators of the functioning of spreading device; 2) selection of the best modes of application of the test object; 3) selection of significant factors affecting the quality indicato...

In this study we performed a comparative analysis of the flavonoid compounds found in the composition of some species belonging to the Cucurbitaceae family, namely: cucumber (Cucumis sativus), bitter melor (Momordica charantia), zucchini or courgette (Cucurbita pepo) and horned melon (Cucumis metuliferus). The flavonoids in these species were identified by high performance liquid chromatography. The Cucumis metuliferus plant extract had the highest content in phenolic compounds (14.424 mg/L), while the Cucumis sat...

Consumption of muffins has become very popular around the world. Various ingredients have been used to obtain these muffins and different recipes can be found in the literature. In this study three different samples (S) of muffins (S1- with wheat flour, S2 ? with wheat flour: almond flour (1:1) and S3 ? with almond flour) were prepared and investigated. Muffins also contain, besides flour: eggs, coconut oil, sugar, nuts, cherries and orange juice in the same proportions for all samples. The composition is dosed in...

most digestible form of it (puree), the potato was one of the first vegetable foods to be given to children after weaning and to convalescents who resumed their normal diet. Potato is part of the group of tubers vegetables, having as an edible organ the tubercles, which are thickened underground parts that accumulate reserve nutrients, especially starch. Potato?s food value is higher than that of other root vegetable, due to starch, vitamins, sugars and minerals salts. Taking into account the way of use, there are...

Model for a change of the biosystems states on the grounds of Markov chains is offered in the work. One of the main problems of management of the biosystems states is the study of the mechanisms, which determine dynamic features of the processes, taking place in the natural environment. Therefore, there is a necessity in the development of special methods, allowing to study dynamic properties of natural objects without subjecting them to ruination. Naturally, a mathematical modeling method may satisfy this demand ...

New functional foods produced by fermentation of pretreated with amylolytic and proteolytic enzymes cereal raw materials suspensions by probiotics are presented. Whole meal wheat flour comprising organic compounds and microelements was used as source of nutrients. Duozyme (Novozymes) amylases (1% by weight of the substrate) and Protex 40E (Genencor) proteases (2% of the protein content in flour) were applied for hydrolysis. The starter culture was one of the gram-positive probiotic lactic acid bacteria Lactobacill...

The increasing amount of fiber on wheat flour brings some deleterious effects on dough structure, such as the increasing of dough stickiness and fermentation tolerance decreasing. Also it has a negative influence against other properties of dough such as handling and rising properties. Fiber addition usually causes a decrease in bread volume and breadcrumb loses its elasticity. So, we had investigated if the xylanase addition could counteract those deleterious effects. Positive action of xylanase in dough could be...

Frozen fish is the primary raw material used in the industrial preparation of semi-finished ready to eat fish-based products. Ready to eat fish product manufacturers receive frozen fish raw materials from suppliers and defrost it before processing. Such raw materials are commodities; frozen fish are easily transported around the world, can be stored for a long time, and used for further processing as required, evenly distributing the company?s production capacity throughout the year and, thus, optimising costs. No...

Investigated were edaphic conditions of post-technogenic landscapes of the Yavoriv sulfur quarry (YSQ). Mycological characteristics of the devastated lands have been identified. The peculiarities of natural regeneration of the vegetation cover on the devastated lands of YSQ (the species, coenotic and ecological structures, directions of transformation of self-regenerating phytocoenoses) have been revealed. Analyzed are peculiarities of sulfur transformation by microscopic fungi. Investigated was the role of mycorr...

The purpose of the research was to study the regenerating potential of tomato callus culture depending on the hormonal composition of the medium, genotype, and age of the explant. Introduction in vitro culture was performed according to the standard method. As a basis, the mediums were served -Murashige and Skoog (MS) and Linsmaier and Skoog (LS). Growth hormones were added in various combinations and concentrations. As initial material, samples of local and foreign selection tomato varieties. As explants, cotyled...

This paper presents the stages of embryonic and postembryonic development in Polyodon spathula (Polyodontidae) under the conditions of the acclimatization area at Fish Culture Research and Development Station Nucet, Dambovita county, Romania. Embryonic development at the paddlefish is carried out in the temperature range of 14-18o C with an optimum of 16o C. For the induction of maturation and ovulation, the Nerestin 5A hormone was used. The size of the eggs is between 2.7-3 mm and light gray to gray-black in colo...

A vital role in detecting eye disorders is played by the analysis of the human retina using medical imaging methods. The main objective of this study is to improve the detection of retinal blood vessels by ameliorating the overall quality of non-uniform illumination conditions, removing image artifacts, connecting the broken vessels, and generating accurate segmented retinal vascular systems. A three-stage edge detection framework is proposed. First, image denoising, contrast enhancement, stretched decorrelation a...

Shoot cultures of the essential oil bearing plant Artemisia alba Turra (Asteraceae) were studied with the aim to elaborate the effect of in vitro rooting on cytokinin (CK) conjugation and chloroplast architecture in vitro. For this purpose, two in vitro morphotypes were induced ? (1) the root developing morphotype on plant growth regulator-free as well as on auxin indole-3-butyric acid (IBA)-containing media and (2) the root suppressed morphotype, obtained by a combination of IBA with CK N6-benzyladenine (BA). End...

Creation of food products with a predictable biopotential and consumer properties is an important and promising direction for the development of the food industry in the world. In this regard, the wheat germ cake is not used efficiently, which is mainly due to the low stability of their quality during storage. The initiator of the oxidative processes of the cake is a highly active lipase. We proposed the use of fumaric acid as an antioxidant and conducted research to study the effect of this inhibitor on the oxida...

Neurodegenerative diseases such as Alzheimer's and Parkinson's affect an increasing number of people. Their etiology is related to the formation of fibrils and protein aggregates. Therefore, new therapeutic strategies and compounds are required to prevent aggregation of ?-amyloid (A?) peptides. There are some neuropeptides that play an important role in the immune regulation, as well as in neuroprotection; therefore, they might be possible candidates for future drug development. Consequently, our experiments were ...

As a basic number, a genealogical line of Holstein-Friesian cows within SCDA Craiova was selected with common genes from the bull STARBUCK (Canada) brought by their grandchildren 51801 and 52150 via BESNE BUCK (France), 52506 and 52507 via SABBIONA BOOKIE USA) and the great grandchild 52569 via FATAL (USA); Genetic assays for production are based on 305 days of lactation production in the Maturity Equivalent (ME) of each cow. The dairy cows within SCDA Simnic are subject to official control of milk production. Thi...

The analysis of reproductive performance in selected cows within SCDA Simnic Craiova, the obtention of the first generation and the exploration of the biological characteristics of the obtained youth, took into account the following breeding indices: calving interval (CI), determined as days between two consecutive parturitions; (SP) service period, determined as days from parturition to conception; number of inseminations per conception (NIC); Conception rate (RCv) determined as a percentage of fertilized insemin...

The paper is part of an important Scientific Research Project, VALINTEGR 2018-2020, in which some food supplements from the Cannabis Sativa and Helianthus tuberosus residues will develop. This study highlights the influence of some processing processes on the activity of some oxidoreductases from Canabis Sativa. The hemp seeds contain the daily needs of essential fatty acids: omega 6 and omega 3, which keep the clean of blood vessels and prevent cardiovascular disease. Also, hemp seeds contain 40% fat, 30% protein...

Industrially defatted non-dehulled sunflower meal (SFM) with a protein content 22%, fibre 38% and cellulose 23% was separated into several fractions: protein fraction and lignocellulosic fraction, then they can be used for bioconversion into value added products. The protein concentrate (PC) contained 83% of protein. Hydrolysis of this concentrate by the commercial proteases, such as Proteinase T, Protex 7L, Protex 40E (Danisco Genecor, Denmark) and Pancreatin (Biosynthesis, the Russian Federation) can transform t...

It was studied susceptibility of starch granules of different types to hydrolysis by enzymes both in the gelatinized and native state. Starch was evaluated by chemical composition, morphology, physical and chemical properties and compared with respect to the action of amylolytic enzymes traditionally used to produce sugary starch products (alpha-amylase, glucoamylase). Enzymatic susceptibility of the samples was evaluated by accumulation of reducing matters during the hydrolysis of 1% starch suspension in gelatini...

Lake Onego is the second largest lake in Europe and it is situated in the Northwest of Russia. Benthal deposits of lake Onego are known to contain a large number of iron ore, and that affects the bacterial communities present in the lake. Some bacteria have a defense mechanism against the toxicity of metal ions which involves formation of metal nanoparticles. Bacterial synthesis of metal nanoparticles has a wide range of applications in industry due to its low cost, non-toxicity and eco-friendliness. Due to their ...

Nutrition is the most important environmental factor that influences the body (Pavlov). About food is said to be a "necessity that gives birth to all the others" or "the pleasure of all ages, of all conditions, of all countries and all the days, which can be associated with all the pleasures and we remain at the last to console ourselves from the loss of others " It also confirms that: "you do not live from what you eat, but from what you digest." By the name of fresh meat products, we mean the meat products made ...

The study of the properties and immobilization of various therapeutic agents on natural carriers is an actual task of medical biotechnology and bioorganic chemistry, since this allows creation of stabilized, biologically active drugs with controlled release, as well as a targeted site of action for use in various fields of medicine. Such therapeutic agents can be used as cleansing, antibacterial and (or) antioxidant treatments. The loss of biological activity of the materials, which contains various therapeutic ag...

The use of chemical crop protection products takes the lead in worldwide agricultural technologies. However, a significant part of pesticides does not achieve the goals, disperses in the environment, and accumulates in crops and food products. Targeted and controlled delivery of pesticides helps to decrease the overuse of chemicals due to the prolonged gradual release of active ingredients from matrices and maintaining of effective concentration in the application zone. The aim of this study was to evaluate the ef...

In this work hydroxyapatite (HAP) nanoparticles ranging in size from 30 to 150 nm of lamellar and rod-shaped form were obtained by controlled deposition in the presence of a stabilizer. HAP nanoparticle powder in different mass ratios was added to a mixture of biocompatible polymers (sodium alginate and PLGA), which were the dispersion medium of the emulsion. Water or an aqueous solution of sodium citrate was used as the dispersed phase. The internal structure of the matrices was studied by scanning electron micro...

The aim of this study was to investigate the effect of additional dietary chromium in various forms on the exchange of elements in rats. Ultradisperse chromium particles at a dose of 300 ?g/kg of feed contributed to significant changes relative to the control, including a 2.38 fold increase in calcium, a 15.00 fold increase in phosphorus and a 3.60 fold decrease in chromium. Relative to the control group, the introduction of 300 ?g/kg chromium chloride into the diet led to an 9.04 fold increase in P, 7.77 times mo...

This paper aims to study the effects of different densities on growth performance and feeding efficiency of common carp fry (Cyprinus carpio L.) growth in Recirculating Aquaculture Systems (RAS). Recirculating Aquaculture Systems (RAS) utilization have more advantage like: fish growth control, feeding management, diseases control, and water quality management and waste discharge in land-based aquaculture. The experiment was performed for 31 days, fish biomass being equally distributed into eight growth units. The ...

Glucose on an industrial scale is obtained in anhydride (at a temperature above 50 0C) or hydrate form (at a temperature below 50 0C). The crystallization process is conventionally divided into two stages: nucleation ? the formation of nucleus and their growth to crystals of technical dimensions. The most difficult stage is the formation of nucleus during the crystallization of hydrate glucose. Spontaneous formation of nucleus is slow and they have a fragile needle shape, from which it is difficult to grow technic...

This article presents the influence of pentosanases enzymes on the rheological parameters of the dough obtained from rye flour. The rheological characteristics of the rye dough were determined using the alveographic and consistographic methods. The functional properties of the main constituents of rye - starch, proteins and pentosans influence the baking characteristics rye flour. Rye does not contain as much gluten as wheat, and the quality of rye gluten is poor when it comes to retaining gases. This means breads...

This scientific research shows that some of the dietary fiber has a structural role in its plant sources, being insoluble in water. These are cellulose, hemicellulose and lignin. Some part of the food fibers have a repairing role and are soluble in water. This category includes pectin, gums, mucilage and hemicelluloses.[1] They are found in a lot of fruits like apples, bananas, tangerines, oranges, pears, plums, quine, grapes, kiwi. In this research it studied the protection mechanism of different types of fibers ...

Extracellular vesicles (EVs), as transporter of distinct bioactive molecules, can take part in different physiological mechanisms. Whereas a high number of studies have been published related to mammalian derived EVs, the existence of EVs in plants still is controversial. Plant EVs are poorly characterized, and their composition is largely unknown. Our knowledge of plant exosomes is limited, and we are far from understanding the biological functions of plant exosomes. The fusion of multivesicular bodies with a pla...

In study of 150 broiler chickens (Arbor Aires cross) was divided into five groups: control group, I - ultrafine particles (UFP) of Cr2O3 at dose of 50 ?g/kg of feed, II - 100 ?g/kg, III - 200 ?g/kg and IV - 400 ?g/kg. Growth-stimulating effect was confirmed by stimulation of protein metabolism (100 and 200 ?g/kg), growth of NO-metabolites (200 ?g/kg), triglycerides (100 ?g/kg, 400 ?g/kg). Functional significance of UFP Cr was expressed in activity of amylolytic enzymes in the blood plasma: on day 21 29.5% (400 ?g/...

Thin-layer chromatography is a useful and environmentally friendly analytical tool still with potential for the future. As a planar chromatographic technique has a wide spectrum of applications and it can be complimentary to other chromatographic techniques like, for instance, high performance liquid chromatography. Separation on thin-layer was performed for the very first time by Izmailov and Shraiber in 1937-1938. They called the new technique spot or drop chromatography and used it for separation of selected pl...

The concept of bioeconomy began to actively take shape in the world in the mid-2000s, when the Organization for Economic Cooperation and Development (OECD) and the European Commission (EC) began to develop programs to promote the bioeconomy in different countries. Documentation in the field of bioeconomy is a challenge for research, as official statistics report data on traditional sectors without distinguishing between synthetic and biological production. Therefore, indicators for the bioeconomic field are curren...

Microorganisms are ubiquitous in nature and possess unique biochemical possibilities to assimilate a vast array of available substrates and produce unique se metabolit and biotransformation pathways. Long-term exposure to elevated arsenic and antimony concentrations has led to the selection of specifically resistant autochthonous microorganisms. In the cultivable component of isolated bacterial microorganisms, Bacillus was identified as the dominant genus, which has been represented by nine species. Interesting ph...

MRI images contain a lot of subtle information related to various lesions which are difficult to be picked up by radiologists. Computer aided diagnosis CAD is a valuable tool to improve the ability of an average radiologist to diagnose the subtle lesions. This study uses the isolated foreground pixels in MRI images as a feature able to discern a stroke patient by a healthy one. Brain MRI image was divided into eight equal sectors. The isolated foreground pixels (i.e. pixels satisfying a neighborhood configuration ...

Bacillus megaterium is a bacterium that has been used for the industrial production of vitamin B12 (cobalamin), the anti-pernicious anaemia factor. Cobalamin is a modified tetrapyrrole with a cobalt ion coordinated within its macrocycle. Previous findings outline a potential way to develop B. megaterium as a cell factory for cobalamin production using cheap raw materials. In this paper, a novel strategy was implemented to investigate the possibility to use sunflower protein isolates and its enzymatic hydrolysates ...

Food processing wastes are the end products of the food processing industries which cannot be recycled or used for other purposes. They are the non-product flows of raw materials whose economic values are less than the cost of collection and recovery for reuse; thus they are discarded as a waste. These wastes pose increasing disposal and potential severe pollution problems and represent a loss of valuable biomass and nutrients. Avocado, mango and pomegranate processing significantly produces amount of waste (peels...

This paper compares four growth models (Logistic Model, Gompertz Model, Richards Model and Stannard Model) using the experimental data of wastewater treatment from a single sell protein production with Bacillus subtilis in order to describe bacterial biomass growth. One model was used to describe carbohydrate consumption during the bacterial fermentation. This study was carried at the Department of Biotechnology (Mendeleev University of Chemical Technology of Russia) as part of deproteinized sunflower meal bioconv...

Glucose toxicity is a well-established being that has been proven in higher vertebrates. The goal of this the present study was to elucidate the response of farming fish gibel carp Carassius auratus gibelio to waterborne sucrose in low (5.55 mM, LS) and high (55.5 mM, HS) concentrations for 21 days mimicking carbohydrate-enrich diet. An increase in blood glucose levels, body mass and hepatosomatic indices were the common sign for both concentrations of sucrose. The treatment with low concentration of sucrose provo...