Strain of macromycete trametes versicolor, used as producer for production of biologically active antifungal agent
SUBSTANCE: strain Trametes versicolor is proposed, used for production of antifungal agents against fungi of the genus Penicillium. The strain is deposited in the RCIM under the number F-1024.
EFFECT: strain has high chitinase and fungicidal activity.
4 dwg, 1 tbl, 5 ex
The invention relates to the field of Microbiology, relates to a new strain In 08/06 Trametes versicolor (L.: Fr.) Pilat. (VKPM F-1024) and can be used to obtain anti musty drugs used in the food industry.
At the present time to prevent placevine food successfully used antiseptics, chemical preservatives, volatile, organic acids, and the composition of chemical substances [Belov, C. Y. Prevention placevine smoked sausage // C. Y. Belov, V. C. Vagin, L. C. Zimin / Dairy and meat industry. 1989. No. 6. - S. 39; Kuznetsova, L. C. Composition of fungi that infect the surface of meat products // HP Kuznetsova, N. In. Mikheeva, E. C., Kazakov, S. M. Ozersky, N. E. Ivanushkin / Meat industry. 2009. No. 3. - S. 28-30]. One of the promising areas of surface protection of food products from damage mold fungi is the use of benign fungi or benign mold. A large number of smoked sausage with benign mold produced in Romania, Hungary, Italy, Spain [Belov, C. Y. the Use of drugs that prevent plesnevelae product in the production of smoked sausage // C. Y. Belov, V. C. Vagin, L. C. Zimin, etc./M: Graniteville. 1990. -28 C.]. Fungi during maturation not only give a special appearance to the lbase - plaque dense white or gray mold on the shell, but also regulate the secretion of moisture when dried sausage. Their use allows to some extent to compensate for fluctuations in air humidity in the ripening chamber and contributes to the formation of specific aroma of sausages [Shipulin Century. And. Antimicrobial drugs in the production of sausages // Century. And. Shipulin, A. C. Serov, I. M. Shevchenko / Meat industry. 2009. No. 4. -S. 63-65].
In the production of Hungarian salami on the surface of sausages grown layer of mold, which is dominated by representatives of the actinomycetes of the genus Sporichthya. This type of mold promotes rapid drying of the sausage and provides a uniform speed drying with a large diameter sticks [Belov, C. Y. Prevention placevine smoked sausage // C. Y. Belov, V. C. Vagin, L. C. Zimin / Dairy and meat industry. 1989. No. 6. - S. 39; Cornelia R. P. Microbiology of meat and meat products // R. P. Cornelia, M. A. Sidorov / tutorial. 3rd edition. 2005. - 204 S.].
In Federal research center of the meat industry, Kulmbach / Germany) selected strain of Penicillium malgiovensies called "noble mold Kulmbach /" (Edelschimmell Kulbach), which is used for the maturation of smoked sausage. U.S. firm San Francisco Sausage With in the manufacture of smoked sausage salami uses sourdough lactic acid is acteri to preserve the surface of salami from damage and give it a specific taste and aroma [Belov, C. Y. Preventing placevine smoked sausage // C. Y. Belov, V. C. Vagin, L. C. Zimin / Dairy and meat industry. 1989. No. 6. - S. 39; Kuznetsova, L. S. "Ramonet" - an additive for stabilizing the quality of meat products // HP Kuznetsova, N. In. Mikheeva, G. P. Chizhov/Meat industry. 2009. No. 9. - S. 30-33].
Great potential for use in the food industry are members of the species Trametes versicolor due to their antimicrobial action. Xylotrophic mushrooms of the genus Trametes been the object of various studies since the 60-ies of the last century. The authors of the studies in Japan offered as producers of the following species of this genus: T. hirsuta, T. pubescens, T. versicolor and T. zonatus [Belova N. In. Prospects for the use of biologically active compounds of higher basidiomycetes in Russia // N. In. Belov / Mycology and Phytopathology. 2004. -T. 38, No. 2. -S. 1-4; Gortina E. C. Biotechnological preparation of medicinal mushroom of coriole pubescent // E. C. Gorshin, M. M. Skvortsov, V., Vysotsky / Modern Mycology Russia. Abstracts of the first Congress of mycologists Russia. M: national Academy of Mycology. 2002. -S. 295; Shishkina L. N. Antioxidant activity of lipid xylotrophic basidiomycetes // L. N. Shishkin, A. N. Capic / Advances in medical Mycology. 2006. - T. VII. - S. 262-263].
Currently basidiomycete fungi of the genus Trametes widely used in folk medicine YAP is the research Institute and China in the form of infusions powder fruit bodies, and purified extracts containing polysaccharides, known as drugs with immunomodulatory and antitumor activity, enhancing cellular immunity, having antimetastatic activity and reducing hematologic suppression caused by anticancer drugs, and is effective for liver diseases of various etiologies [Cui J. Polysaccharopeptides Coriolus versicolor: physiological activity, uses and production // J. Cui, Y. Chisti / Biotechnology advances. 2003. - V. 21. - P. 109-122; Sliva D. Ganoderma lucidum in cancer research // D. Sliva / Leukemia Research. 2006. - V. 30. -P. 767-768; Ooi V. Immunomodulation and anti-cancer activity of polysaccharide-protein complex // V. Ooi, F. Liu/Current medicinal chemistry. 2000. - V. 7. - P. 715-729; Zhang W. the Effect of Chinese medicinal fungus water extract on tumor metastasis and some parameters of immune function // W. Zhang, Y. Wang, Y. Hou / International Immunopharmacology. 2004. - V. 4. - P. 461-468].
In the Irkutsk branch of the Institute of veterinary science of Siberia and the Far East WITH the RAAS using modern methods of biotechnology on the basis of the basidiomycete Coriolus pubescens was developed drug Levan-2", with antimicrobial activity against reference strains and strains isolated from sick animals from the genera Salmonella, Escherichia, Staphylococcus, Streptococcus, Pseudomonas, Bacillus, Enterobacter [Chkhenkeli B. A. Antimicrobial action of wood-destroying fungus Coriolus pubescens (Shum.: Fr.) Quel. // B. A. Chkhenkeli, I. I. Nikiforov, R., Skvortsova / Mycology and Phytopathology. 1998. - T. 32, No. 1 - C. 69-71].
In working the Ah E. C. Garsineu Century and Skvortsova, shows that the drug, based on the dry filamentous substance of one of the strains of C. pubescens, it has high biological activity. Studied its chemical composition and the drug is approved as a food additive [Garshina E. C. Biotechnological preparation of medicinal mushroom of coriole pubescent // E. C. Gorshin, M. M. Skvortsov, V., Vysotsky / Modern Mycology Russia. Abstracts of the first Congress of mycologists Russia. M: national Academy of Mycology. 2002. - S. 295; Skvortsova, M. M. Immunotropic properties BAD "Tramelan". Biochemical, biomedical and clinical research // M. M. Skvortsov, E. C. Garshina / Advances in medical Mycology. 2006, VII. - S. 206-209].
Most of the work on search and selection of biologically active substances of basidiomycetes conducted using fruit phone Use fruit bodies cannot serve as a reliable basis for the production of biologically active compounds. It is known that biologically active substances of higher fungi are not only in basidiome, but in the vegetative mycelium of the fungus obtained by liquid-phase and solid-phase cultivation. An important advantage of biomass of mycelium using biotechnological methods are: unlimited possibility and waste reduction in the production of drugs, not the Def is citeste resources. Therefore, an important advantage of biomass of mycelium using methods of biotechnology are: ecological purity of drugs, unlimited production, variety and cheapness of the raw material resources and waste reduction production [Feofilova E. P. New biotechnology of biologically active substances from filamentous fungi // E. P. Feofilova / Advances in medical Mycology. 2007. - I. IX. -S. 195-196; Winther K. A combination of Japanese ginseng, Ganoderma lucidum and Trametes versicolor, referred to as the GOINO PROCEDURE, can lower blood glucose and LDL-cholesterol in patients with NIDDM // K. Winther, J. Mehlsen, E. Rein, A. Hansen, T. Goino / XIIIth International Symposium on Atherosclerosis, Japan. 2003. - P. 339].
It is known that most strains of T. versicolor well-cultivated on agar nutrient medium with formation of a thick, branched, septate mycelium with numerous buckles single type. Given the current scientific trends in the quality and ensure the microbiological safety of full production, the strains of T. versicolor can serve as a basis for development and introduction in production of new generations of environmentally safe integrated nutritional supplements that are designed for long and reliable antimicrobial and anti musty protection [Kovalev, K. Biological characteristics and biochemical composition of xylotrophic basidiomycetes Fomitopsis officinalis Vill.: Fr.) Bond. Et Sing., Ganoderma applanatum (Pers.) Pat. Trametes versicolor (L.: Fr.) Pilat. // Abstract. Diss. Kida. Biol. Sciences. - M., 2009. - 21 S.; Chkhenkeli Century A. Antimicrobial action of wood-destroying fungus Coriolus pubescens (Shum.: Fr.) Quel. // C. A. Chkhenkeli, I. I. Nikiforov, R., Skvortsova / Mycology and Phytopathology. 1998. - T. 32, No. 1. - S. 69-71; Cui J. Polysaccharopeptides Coriolus versicolor: physiological activity, uses and production // J. Cui, Y. Chisti / Biotechnology advances. 2000. - V. 21. - P. 109-122].
Currently, the world microbiological industry not mastered the production of anti musty biological products on the basis of active strains of T. versicolor.
The technical result of the invention is the strain In 08/06 Trametes versicolor (VKPM F-1024) with anti musty activity.
The objective is achieved by the use of strain In 08/06 to inhibit the growth of fungi. The strain at the surface and deep cultivation secretes into the culture fluid metabolites with anti musty properties against phytopathogenic fungi of the genus Penicillium. Products secreted by strain, possess chitinase activity.
Offered the use of this strain as byproduct to create on its basis anti musty drugs.
The strain selected tissue by the method of fruiting bodies collected in the Republic of Tyva. Identification of the strain is carried out on the macro - and micromorphological characteristics [Keys mushrooms Russia. Parade Affiliative. Vol.2. Saint-Petersburg. Science, 1998. - S. 391].
The strain In 08/06 Trametes versicolor is characterized by the following features:
On the environment: on wort agar (CA) strain has a moderate growth; forms squat leathery aerial mycelium with pronounced concentric circles; the edge of the colony is smooth, slightly raised (Fig.1A).
The size of the colony at 7-10 days of cultivation on the environment is 90 mm Color aerial and substrate mycelium white. The reverse side of the colony unpainted.
Under cultivation on wort agar for 20-24 days of aerial mycelium dark from cream to light brown; receive drops of exudate, the aerial mycelium is strongly compacted and forms fruiting bodies (Fig.1B).
Rapid growth with the formation of a dense and high aerial mycelium is achieved on wort-agar with the addition of 1% larch sawdust; moderate growth on the environment of čapek and fungal agar.
The mycelium is septate, thin, unpainted with buckles (Fig.2A, 2B). Conidial sporulation is not revealed, chlamydospores and sclerotia absent.
Scope strain: biocontrol fungi. The strain shows hyperparasitism and fungicidal activity against fungi of the genus Penicillium, causing plesnevelae food. Hyperparasitaemia activity in which the compared strains of the genus Penicillium is determined by the method of counter-cultures [Egorov N. With. A guide to practical exercises in Microbiology / N/.With. Egorov / M: Publishing house of Moscow state University. 1995. - 224 S.].
Liquid-phase stationary cultivation in the beer wort is diluted with distilled water in the ratio of 1:2 at a temperature of 24±1°C on the 10th day biomass of mycelium is 12,23 g/l 20-e - 21,70±0.28 g/l, 30-e - 23,01±0,54 g/l biomass Accumulation of the strain studied by the gravimetric method.
On the beveled wort-agar at 4°C, the viability of the strain lasts for 5 months. The optimal medium for the propagation and maintenance of the strain is wort agar (Nikolenko beer wort 6°B be diluted with distilled water in the ratio 1:2, filter, add the agar at the rate of 20 g/l). Other media used for cultivation, - wort-agar with the addition of 1% larch sawdust, potato-dextrose agar (KDA), Multex-agar.
Optimal pH: 6,0-6,2. Incubation time: 7-10 days. The strain grows equally well with light or without it.
The optimal temperature for growth of the mycelium of a strain of T. versicolor is 20-25°C, lowering the cultivation temperature to +15°C changes the morphology of colonies of strain: aerial mycelium became loose, cobwebby.
Studies of the chemical composition of mycelium and fruit bodies of T. versicolor and found that the amount of extractives in the mycelium of basidiomycete T. versicolor is considerably exceeds the number in the fruit body. The total protein content in mycelium is about 14.6%, and with age his number changes slightly. In the fruit bodies of the fungus T. versicolor share of protein is 7.2%, which is two times lower than in the mycelium.
Comparative evaluation of amino acid composition of mycelium and fruit bodies of T. versicolor showed that the content of essential amino acids in the fruit bodies of the fungus from the total number of amino acids is superior to almost 30% of this figure in the mycelium. And in the mycelium is observed prevalence of these essential acids like isoleucine, leucine and tyrosine, while in the fruit bodies - leucine and tyrosine.
It is known that T. versicolor contains a large amount of polysaccharides, and the number of easy-hydrolyzed carbohydrates in mycelium is significantly different from the number of difficult-hydrolyzable carbohydrates. The content of total lipids in the mycelium of this strain is of 1.02 to 1.49%. Lipid fraction includes neutral lipids, glycolipids and phospholipids. There is a predominance of neutral lipids. From the presented data indicate that the proportion of biologically active substances in the biomass of mycelium of the studied strain exceeds their content in the fruit bodies and contains all the necessary components to create a biological active additives.
In addition, included in SOS is AB mycelium biologically active compounds possess anti musty and antimicrobial activity. The presence protivogribnye properties in strain due to the presence of antigenic compounds and enzymes chitinases.
According to the experts of the Krasnoyarsk regional veterinary laboratory, this strain of avirulent, non-toxic, netoxygen in relation to warm-blooded organisms and does not cause infectious diseases.
In Fig. 1-4 presents the following picture:
Fig. 1. The morphology of the mycelium of the strain In 08/06 Trametes versicolor and the formation of the fruiting bodies on wort agar.
Fig. 2. The micromorphology of the aerial mycelium of strain In 08/06 Trametes versicolor (light microscopy, magnification x 1350): arrows indicate buckle.
Fig. 3. Hyperparasitaemia activity of strain In 08/06 Trametes versicolor in respect of the strain F - 4499 Penicillium chrysogenum And reseeding the test culture to the bar T. verscolor, B - active development of the studied basidiomycete T. verscolor on the 3rd day of cultivation, and the suppression of the development of the mycelium of P. chrysogenum strain In 08/06 on the 6th day co-culture.
Fig. 4. Antigena activity of the culture liquid of Trametes versicolor In 08/06 against Penicillium brevicompactum F - 4481 - viscose shell treated culture liquid B - sample, the protein shell "bilkozynu" processed culture liquid, G - sample.
Example 1. Determination of the antagonistic properties of the culture filtrates of strain In 08/06 Trametes versiolor method "holes"
For research use metabolites culture fluid of strain In 08/06 Trametes versicolor received on the 14th day of cultivation producer on the environment is a must. Cultivation of strain conduct in-depth way on the rocking chair at 24-26°C in flasks 750 ml within 10 days until the fungus will not reach the stationary phase of growth. The obtained culture liquid and centrifuged to remove the precipitate, sterilized by filtering through a filter with a pore diameter of 0.22 μm and tested on strains of phytopathogenic fungi: Penicillium chrysogenum F - 4499, Penicillium polonicum F - 4497, Penicillium nalgiovense F - 4493, Penicillium brevicompactum F - 4481.
The control in the experiment using distilled water. For testing use a method based on radial diffusion in agar biologically active substances. Test strains scatter "lawn" on the surface of the wort-agar in a Petri dish of strain at the rate of 1.5-2×106conidia per 1 ml of culture medium. As inoculum used culture of test strain grown on stubble wort-agar. From tubes do flush in flasks with sterile water and then determine the titer of the dispute in the resulting suspension of microscopic way the camera Goriaev and the method of conversion for the entire volume of the nutrient medium using the required amount of suspension to be planted in Petri dishes.
From agar sterile breakout drill make a hole, which is placed in the culture fluid of strain macromycete In 08/06 Trametes versicolor. Analysis carried out by measuring millimeter ruler of the diameter of zones of inhibition of growth of test-culture of the microorganism around the "hole". The obtained results are interpreted as follows: "- " - absence of activity; zone suppression up to 12 mm - low sensitivity; zone suppression from 13 to 29 mm - average activity; zone suppression of 30 mm or more - high sensitivity.
Research has shown that culture filtrates of strain macromycete In 08/06 Trametes versicolor have protivogribkoe action, causing a zone of inhibition of growth of test strains 16 mm (table 2).
Example 2. Assessment hyperparasitism activity of the strain Trametes versicolor In 08/06
Hyperparasitism activity of basidiomycete Trametes versicolor study in relation to the test object: Penicillium chrysogenum F - 4499, Penicillium polonicum F - 4497, Penicillium nalgiovense F - 4493, Penicillium brevicompactum F - 4481 method is perpendicular strokes and method of counter-cultures on solid agar media.
The tested strain of Trametes versicolor In 08/06 sow the bar (strip) on the surface of agar plates in Petri dish. After the organism develops, perpendicular to its stroke podshuveyt test organism strains of Penicillium chrysogenum F - 4499, Penicillium polonicum F - 4497, Penicillium nalgiovense F - 4493, Penicillium brevicompactum F - 4481. Taking into account the fact that competitive mushrooms grow faster, sravnenie with So versicolor, a basidiomycete cultivated for 3 days and only then carry out the sowing spores of phytopathogenic fungi of the genus Penicillum. Incubation of the cultures carried out in a thermostat at a temperature of 25±1°C during the whole time of observation.
In another embodiment, conducting research method of counter-cultures. Why on one half of the Petri dishes make sowing stroke strain of T. versicolor, and on the other the strains Penicillium chrysogenum F - 4499, Penicillium polonicum F - 4497, Penicillium nalgiovense F - 4493, Penicillium brevicompactum F - 4481. Studies have shown that in both experiments T. versicolor is strongly antagonistic action and for 6-7 days completely inhibits the growth and development of fungi Penicillium chrysogenum F - 4499, Penicillium polonicum F - 4497, Penicillium nalgiovense F - 4493, Penicillium brevicompactum F - 4481 (Fig. 3).
Example 3. Evaluation of the colonization of the films used for sausage coatings, the phytopathogenic fungi of the genus Penicillum
For research use food casings: protein shell bilkozynu", produced by JSC "Luga plant" (Russia), d=120 mm and viscose rayon-reinforced shell "Fibrous SR SL", production: LLC "Edelweiss", St. Petersburg, d=120 mm, an evaluation of the colonization of the films used for sausage coatings, perform a method of applying inoculant spore suspensions of strains of Penicillium chrysogenum F - 4499, Penicillium polonicum F - 4497, Penicillium nalgiovense F - 4493, Penicillium brevicompactum F - 4481 stages at different stages: 1, 2, 3rd day. Evaluation of the colonization of the prisoner and the phytopathogenic fungi of the genus Penicillum visually.
Example 4. Antigena activity of strain in relation to micromycete of the genus Penicillum
For research use food casings: protein shell bilkozynu", produced by JSC "Luga plant" (Russia), d=120 mm and viscose rayon-reinforced shell "Fibrous SR SL", production: LLC "Edelweiss", St. Petersburg, d=120 mm Spore suspension of the test culture of the fungus is applied with a spatula on a solid nutrient medium (Maltax 10) in Petri dishes. Then sterile food casings d=2.5 cm was soaked in the culture fluid of the investigated basidiomycete T. versicolor and spread on crops "lawn" test cultures of strains of Penicillium chrysogenum F - 4499, Penicillium polonicum F - 4497, Penicillium nalgiovense F - 4493, Penicillium brevicompactum F - 4481. Cups with crops incubated at a temperature of 25±1°C. Measure the zone of growth inhibition (zone suppress development) mould culture during the time of observation for 5 days.
Research shows that the studied strain of T. versicolor shows anthropou activity due to the selection of antibiotic metabolites (Fig.4A and b). Shell treated culture fluid of T. versicolor, not infected test-cultures of fungi, while in the control shell is covered with pathogens placevine - fungi of the genus Penicillium.
On the basis of the conducted research shows that the strain at the growth forms of antimicrobial compounds is Oia, which are active against strains of Penicillium chrysogenum F - 4499, Penicillium polonicum F - 4497, Penicillium nalgiovense F - 4493, Penicillium brevicompactum F -4481.
Example 5. Analysis of the chitinase activity of metabolites in the culture fluid of strain Trametes versicolor In 06/08
The culture fluid for determination of chitinase activity produced by surface culture on liquid medium altax - 10, having the structure: altax - 10-50 g/l, water - 1000 ml Cultivation should be performed within 14 days at 27°C in static conditions. Then separate the grown biomass from the culture fluid. To a suspension of colloidal chitin (10 mg/ml) add sodium acetate - acetic acid (pH 5.5), an aliquot of the analyzed sample filtered culture fluid, water, and incubated at 37°C for 15 minutes To determine the activity of chitinases in the obtained culture filtrates of microorganisms using DNS method (dinitrosalicylic), based on the determination of enzyme activity by the number resulting from the reaction of reducing sugars with colloidal chitin as substrate. The amount of reducing sugars determined by recording the optical density at a wavelength of 420 nm. The obtained values are transferred by means of a calibration curve constructed with known concentrations of N-acetylglucosamine. Per unit of chitin is heat activity take that amount of enzyme, which in the described reaction conditions causes an increase in the concentration of N-acetylglucosamine 1.0 Microm x min-1·ml-1[The patent for invention №2213773. Producer of complex chitinolytic enzymes and laminarinase. The Authors Melent'ev, A. I., Octoganal, E., Usanov N. G., Kuzmina L. Y. Application: 2001101594/13. Published: 10.10.2003,]. It is shown that hitimana activity of culture filtrate of strain In 08/06 Trametes versicolor was 9.1 IU/ml
The strain of Trametes versicolor (L.:Fr.) Pilat. VKPM F-1024 used to obtain anti musty drugs against fungi of the genus Penicillium.
SUBSTANCE: invention relates to biotechnology and can be used in agriculture. The Trichoderma harzianum Rifai strain is deposited in the Russian National Collection of Industrial Microorganisms under registration number VKPM F-180. The strain is capable of producing L-lysine-alpha-oxidase and can be used particularly as an inhibitor of cucurbit bacterial spot caused by Acidovorax citrulli bacteria.
EFFECT: invention reduces loss of cucurbit crop.
SUBSTANCE: method for obtaining proteinase - protein C activator of blood plasma provides for solid-phase cultivation of fungus strain Aspergillus ochraceus BKM F-4104D on a substrate. The substrate contains the following components at a certain ratio: a solid substance or a carrier, glucose, amylum, hydrolysate of fish flour, peptone, NaCl, KH2PO4, MgSO4·7H2O, and water. As a solid substance or a carrier, vermiculite, polyurethane foam, silica gel or wheat middlings are used. Proteinase activity is up to 300 U/ml.
EFFECT: invention allows obtaining a target product with improved activity.
5 tbl, 15 ex
SUBSTANCE: group of inventions relates to biotechnology. A method of obtaining a granulated product includes growing filamentous fungi of a Monilialeae family, preferably Arthrobotrys conoides Dreschsler in a suitable liquid culture medium. The obtained culture of the filamentous fungus is mixed with at least one type of modified starch and starch flour, with the modified starch and modified flour being present in weight ratios, constituting from 30:70 to 60:40. Filling agents and in case of necessity nutritional substances are added to the obtained mixture with obtaining a paste. The granulation of the paste is carried out. The obtained granules are dried until the moisture level lower than 13% is achieved, preferably to the level constituting from 9 to 10%. The granulated product, obtained by the method described above, is used for the application in a pesticidal composition.
EFFECT: group of inventions provides obtaining the target product with high dispersability and a high percent of survival of the filamentous fungi propagules.
9 cl, 1 dwg, 4 ex
SUBSTANCE: group of inventions relates to biotechnology. The method of obtaining a biological preparation for the protection of plants against phytopathogens and nematodes based on a genus Trichoderma fungus strain is realised by preparation of an inoculation material of the fungus strain, making the preparation in a liquid or friable form based on the inoculation material, and mixing the preparation with a mineral, organic or bacterial fertiliser.
EFFECT: biological preparation, resulting from the method, possesses the high antagonistic activity with respect to a wide spectrum of phytopathogens and nematodes.
6 cl, 5 ex
SUBSTANCE: group of inventions relates to biochemistry. Claimed is a device for surface growing of a microorganism on a liquid culture medium. The device includes a dish with a drain pan for growing of the microorganism, provided with a transport net freely dropped on its bottom. The transport net is made from a neutral material and is fastened by its ends to drive drums, which ensure lifting of the transport net from the dish bottom. The device also contains a reception device with a valve for the connection to a mixer-doser and supply of the liquid culture medium mixture with mother culture into the dish, rotary flaps, placed on butt ends of the dish for the regulation of air exchange in the dish, a drain device for pouring out the culture liquid, a pipe branch for the supply of a drying agent under the net, a sampling instrument and removable colour filters on lamps for the regulation of illumination, placed on side walls of the dish, a lid, which hermetically closes the dish, made with a possibility of its opening and/or removal, equipped with injectors for spraying the SAS solution above the surface of biomass growing in the dish and washing heads for the realisation of sanitary processing of the device. Also claimed is a method of surface growing of a microorganism on a liquid culture medium with the application of the claimed device.
EFFECT: claimed inventions ensure growing of microorganisms on the liquid culture medium with the minimal application of manual labour.
7 cl, 1 dwg, 2 ex
SUBSTANCE: wound-healing agent is a concentrate of the culture liquid of strain Trichoderma harzianum Rifai deposited in the Russian National Collection of Industrial Microorganisms under the number of RNCIM: F-180, as a producer of L-lysine of alpha-oxidase, and can be applied as a wound-healing agent for skin lesions.
EFFECT: invention enables to expand the range of means that provide wound healing of skin lesions.
1 tbl, 2 ex
SUBSTANCE: invention relates to the use of the concentrate of the culture liquid of the strain Trichoderma harzianum Rifai, deposited in the Russian National Collection of Industrial Microorganisms under the number of RNCIM F-180 as an inhibitor of Andis virus of potato mottling.
EFFECT: invention enables to reduce losses of potato from the plant infection with the Andis mottling virus.
SUBSTANCE: nutrient medium for growing filamentous fungi-dermatophytes from clinical material comprises glucose, bacteriological agar, meat peptone, casein hydrolyzate, yeast extract, sodium chloride, sodium carbonate, L-cysteine, thioglycolic acid and distilled water in a predetermined ratio of components.
EFFECT: invention enables to reduce time of growing filamentous fungi-dermatophytes from clinical material.
1 tbl, 2 dwg, 4 ex
SUBSTANCE: invention relates to biotechnology. The method involves treating the sensitive layer of a biosensor with solution of a common fraction of protease of hepatopancreas of king crab in a buffer comprising tris-HCl 50 mM, CaCl2 3 mM, NaCl 100 mM, pH 8.0 at solution temperature of 35-40°C. The process is carried out in multiple successive steps with a solution of a solution of a common fraction of protease of hepatopancreas of king crab in said solvent at temperature of 35-40°C followed by exposure. The sensitive layer of the biosensor is successively washed with dodecyl sulphate dissolved in the same buffer in concentration of 0.1% and then with water at each step. The treatment process is carried out three times.
EFFECT: invention reduces the duration of the process.
SUBSTANCE: method of obtaining an antiviral preparation is carried out by preparation of an inoculation mycelium of basidiomycete Enokitake Flammulina velutipes (Curtis) Singer, preparation of a liquid nutritional medium, which contains water, vegetable oil and molasses as a carbon source, as a nitrogen source - corn flour, as mineral salts - potassium dihydrophosphate and magnesium sulphate, its sterilisation, inoculation of the sterile nutritional medium with the prepared inoculation mycelium, cultivation of basidiomycete in it in an aerobic conditions; the obtained submerged culture is divided into basidiomycete biomass and a culture liquid, from which a clot is separated by addition to the latter of ethyl alcohol, which is pressed, dried and crushed with obtaining the antiviral preparation under specified conditions.
EFFECT: method makes it possible to simplify technological process, increase the output of the antiviral preparation, possessing higher activity.
2 cl, 1 tbl, 4 ex
SUBSTANCE: method of producing a carbon sorbent with antibacterial and antimycotic properties includes impregnating granules of a carbon hemosorbent with 10-50% aqueous solution of glycolic acid for 7-9 hours at room temperature. The ratio of the hemosorbent to the modifier solution of glycolic acid is 1:1. Further, drying is carried out for an hour at 100-110°C. Polycondensation of glycolic acid on the carbon hemosorbent is carried out in two steps: at 185-205°C for 1 hour, at 215-235°C for not less than 5 hours, on a sand bath. The disclosed modified carbon sorbent with antibacterial and antimycotic properties is granules with a round shape, contains not less than 5% polyglycolide, characterised by a specific adsorption surface area of less than 250 m2/g and total pore volume of less than 0.50 cm3/g.
EFFECT: improved properties of the sorbent.
2 cl, 2 tbl, 2 dwg
SUBSTANCE: invention relates to antifungal compounds based on 3,5,8-trioxabicyclo[5,1,0]octane derivatives, obtained by trans-opening of its epoxide cycle, namely 6-(arylthio)-1,3-dioxepan-5-ols in racemic and enantiopure form of the general formula Ia and Ib , where at R1=F, R2=H, R3=H; at R1=Br, R2=H, R3=H; at R1=H, R2=Br, R3=H; at R1=H, R2=H, R3=Br.
EFFECT: compounds of formula Ia and Ib possess low toxicity and high antifungal activity with respect to fungi Candida albicans, Aspergillus fumigatus, Epidermophyton floccosum, Mucor pusilos, Saccharomyces cerevisiae and can be applied in medicine and veterinary.
2 tbl, 13 ex
SUBSTANCE: as an active substance, the composition contains butoconazol, a base that is a combination of a hydrophobic ingredient, a hydrophilic ingredient and an emulsifier, and also a gel-forming polymer. Hydroxypropylstarch phosphate is preferentially used as the gel-forming polymer. A method for preparing the declared composition consists in the fact that a mixture of butoconazol with a portion of the hydrophilic ingredient, the hydrophobic ingredient and emulsifier is added with a dispersion of the gel-forming polymer in the rest of the hydrophilic ingredient; the produced mixture is agitated homogenously with a preserving agent added where it might be necessary.
EFFECT: new pharmaceutical composition is characterised by a high level of antifungal activity, stability both at a storage temperature, and at a use temperature, and good pack extrusion.
14 cl, 2 tbl, 10 ex
SUBSTANCE: invention represents an antifungal preparation in suppositories for children containing recombinant human interferon 2α and fluconazole, wherein lysozyme, Licopid and dimephosphone are additionally introduced.
EFFECT: preparation possesses the high clinical effectiveness in the fungal diseases in children that leads to reducing the length of treatment and prolonging the intercurrent period.
1 tbl, 3 ex
FIELD: medicine, pharmaceutics.
SUBSTANCE: claimed invention relates to the field of medicine, namely to pharmacology, and describes a composition, containing fulvic acid or its salt and an antifungal compound, selected from fluconazole and amphotericin B. In accordance with the first version of the implementation the composition contains about 10 ml/kg of a solution of from about 0.25% to about 1% (wt/vol) fulvic acid or its salt and of about 10 mg/kg fluconazole. In accordance with the second version of the implementation the composition contains 0.25% (wt/vol) of the solution of fulvic acid or its salt and from about 0.06 mg/l to about 0.5 mg/l of amphotericin B.
EFFECT: invention can be used in a method of treating a fungal infection of the human or animal body, the method includes the introduction to an object, requiring it, of a therapeutically effective quantity of the composition.
11 cl, 1 dwg, 10 tbl, 3 ex
FIELD: medicine, pharmaceutics.
SUBSTANCE: declared group of inventions refers to veterinary science and is applicable for treating the animals suffering from bacteriosis and yeast mycosis. A declared preparation contains oxytetracycline hydrochloride, sulphadimine, ampicillin sodium, nistatine, a solvent and the active substance conduit dimethyl sulphoxide, the quick-relief anaesthetic lidocaine in the following proportions, wt %: ampicillin sodium 4.0-8.0, oxytetracycline hydrochloride 2.0-4.0, nistatine 1.0-2.0, sulphadimine 2.0-4.0, novocaine 0.25-0.5, lidocaine 0.25-0.5, dimethyl sulphoxide 10.0-20.0, 1,2-propylene glycol - the rest. A method of treating the animals consists in administering the declared preparation in a dose of 0.1-0.2 cm3 per 1 kg of body weight.
EFFECT: using the declared group of inventions is high-efficiency for treating the animals suffering from bacteriosis and yeast mycosis and enables improving livestock farms with an unfavourable incidence of bacteriosis and yeast mycosis.
5 cl, 9 ex
SUBSTANCE: preparation can be applied for elimination of fungi and in treatment of diseases, caused by fungi, as well as for the prevention of damage by fungi to different materials and agricultural products. The fungicidal preparation represents an associate of 5-[3,5-dichloro-2-hydroxybenzylidine)amino]-4-hydroxy-1H-pyrimidine-2-one with 1,2,3,4,5-pentahydroxy-6-methylaminohexane and corresponds to the following formula: . Compounds were obtained in the crystalline form, and their structure is proved by spectra of proton magnetic resonance in dimethylsulphoxide.
EFFECT: preparation has a wide spectrum of action and high solubility, which increases efficiency of its application in the form of solutions.
2 tbl, 6 ex
SUBSTANCE: invention relates to compositions and polymeric materials for biomedical use, comprising silver nanoparticles (0.0005-0.02 wt %) stabilised by amphiphilic copolymers of maleic acid (0.0008-0.05 wt %), low molecular weight organic amines (0.0002-0.04 wt %) and water. In addition, the said composition may additionally comprise the polymeric structure-forming agent.
EFFECT: introduction to the composition of the polymer structure-forming agent enables to obtain the macroporous structured hydrogel materials having prolonged bactericidal and antifungal action.
3 cl, 2 tbl, 9 ex
SUBSTANCE: invention refers to a composition containing encapsulated triterpenic acid: betulinic acid, ursolic acid or derivatives thereof in the form of salts and esters, or triterpene alcohol - betulin, which may be used in medicine for treating and preventing viral infections caused by DNA and RNA-containing viruses, such as influenza viruses, oncogenic viruses, herpes virus, herpes zoster virus, as well as infections caused by gram-positive and gram-negative bacteria: Staphylococcus spp., Streptococcus spp., Enterococcus spp., Shigella spp., Escherichia spp., Salmonella spp., Proteus spp., Acinetobacter spp., Citrobacter spp., Pseudomonas spp., Serratia spp., Klebsiella spp., Antracoides spp., Cryptococcus spp., pathogenic fungi of the genus Microsporum, Trichophyton, Nocardia, Aspergillus, yeast-like fungi of the genus Candida, including multiresistant strains, as well as Actinomycetes and some pathogenic protozoa: Entamoeba histolytica, Trichomonas vaginalis. The invention presents the composition containing an active ingredient presented by 0.5 wt % of betulin or 0.5 wt % of encapsulated triterpenic acid: betulinic acid, ursolic acid or derivatives thereof in the form of salts and esters and others, and carriers presented by: β-cyclodextrins, fullerene, lecithins and polymers binding to the ingredients to form ingredient-carrier complexes, and excipients.
EFFECT: higher efficacy of using the composition.
FIELD: medicine, pharmaceutics.
SUBSTANCE: invention relates to pharmaceutical industry, namely to homeopathic suppositories for treatment of fungal colpitis, vulvovaginitis, endometriosis, papillomas, cervical erosion, candidosis and vaginal dryness (versions). Homeopathic suppositories for treatment of fungal colpitis, vulvovaginitis, endometriosis, papillomas, cervical erosion, candidosis and vaginal dryness, contain Sea buckthorn oil, homeopathic oil extract, thuya oil, melaleuca oil, juniper oil, homeopathic essence of eucalyptus, homeopathic essence of elder flower, homeopathic essence of wormwood, thick extract of galium, thick extract of cimicifuga, base, taken in specified quantity. Homeopathic suppositories for treatment of fungal colpitis, vulvovaginitis, endometriosis, papillomas, cervical erosion, candidosis and vaginal dryness, containing Sea buckthorn oil, homeopathic oil extract, valerian oil, Melissa oil, Humulus lupulus oil, homeopathic essence of Viscum album, homeopathic essence of jaborandi, thick extract of galium, thick extract of cimicifuga, base, taken in specifies quantity. Homeopathic suppositories for treatment of fungal colpitis, vulvovaginitis, endometriosis, papillomas, cervical erosion, candidosis and vaginal dryness, containing homeopathic oil extract, beggar-ticks oil, homeopathic essence of lycopodium, homeopathic essence of cantharis, thick extract of galium, thick extract of cimicifuga, base, taken in specified quantity.
EFFECT: suppositories are efficient for treatment of fungal colpitis, vulvovaginitis, endometriosis, papillomas, cervical erosion, candidosis and vaginal dryness.
3 cl, 5 ex
FIELD: veterinary medicine.
SUBSTANCE: preparation for treatment of necrotic stomatitis of cattle comprises multivalent toxoid against clostridioses in sheep, culture liquid of the strain Escherichia coli A-5 with the content of microbial cells of 7.0·108-1·109 CFU/ml and the culture liquid of the strain Escherichia coli B-5 with the content of microbial cells of 7.0·108-1·109 CFU/ml in the ratio of 1:1:1.
EFFECT: invention enables to improve the efficiency of treatment and to reduce the treatment period.
3 tbl, 3 ex