نتایج جستجو برای: aspergillus niger fungi
تعداد نتایج: 70370 فیلتر نتایج به سال:
antimicrobial activity of different culture extract of oudemansiella sp grown on liquid medium (mygp) were tested. different fungi (c. albicans, c. lipolytica, saccharomyces cervisiea, cladosporium herbarum, and aspergillus niger) and bacteria (microccocus luteus, e. coli, staphylococcus aureus, and staphylococcus epidermidis) were used as test organisms. various antimicrobial assay methods inc...
For new antifungal antibiotics from actinomycetes, a strain of Streptomyces GS 1322 was isolated from a sample of garden soil. The strain was found to possess antagonistic activity against four fungi i.e., Candida albicans, Aspergillus niger, Microsporum gypseum and Trichophyton sp. The strain was identified as Streptomyces sampsonii and the antifungal compound produced by it was found to be th...
The in vitro antifungal activities of few novel 4-aminoantipyrine derived Schiff bases and their metal complexes were tested against fungi such as Aspergillus niger, Fusarium solani, Culvularia lunata, Rhizoctonia bataicola and Candida albicans. All the metal complexes showed stronger antifungal activities than the free ligands. The synthesized compounds were subjected to molecular docking stud...
Cell-wall fractions were obtained from Aspergillus niger and Chaetomium globosum. Non-structural protein was removed by successive washes in urea, NH,OH and formic acid. Amino acid analyses indicated that structural wall proteins were acidic. Aspartic acid was the free amino terminal residue of the protein in both species. Comparison of the ‘maps’ of peptic peptides indicate that there may be s...
The aim of this study was to determine the mycoflora of poultry feeds and evaluate the aflatoxin and ochratoxins producing ability of isolated Aspergillus species. One hundred and nineteen samples of commercially prepared and farm mixed feeds were collected during 20052007. The samples were inoculated on potato dextrose agar, Czapek dox solution agar, Czapek yeast autolysate agar and yeast extr...
Volatiles of Stenotrophomonas, Serratia, and Bacillus species inhibited mycelial growth of many fungi and Arabidopsis thaliana (40 to 98%), and volatiles of Pseudomonas species and Burkholderia cepacia retarded the growth to lesser extents. Aspergillus niger and Fusarium species were resistant, and B. cepacia and Staphylococcus epidermidis promoted the growth of Rhizoctonia solani and A. thalia...
isolation and investigation of keratinophilic fungi in the parks of municipality districts of tehran
conclusions the soil represents the main reservoir of keratinophilic fungi including dermatophytes and non-dermatophytes. therefore, soil can be a source of infection for humans and animals. from the results presented in this study, an association exists between keratinophilic fungi and the soil of parks in municipality districts of tehran. objectives in this study we took samples from the soil...
Commiphora wightii (Arnott.) Bhandari is an endangered, slow growing medicinal tree. The present investigations are being carried out to evaluate the antifungal medicinal properties of Carica papaya. The effects of different concentrations of alcoholic extract of Commiphora wightii (root, shoot and seed) on the radial growth of plant against the pathogenic fungi viz. Aspergillus niger, Aspergil...
Antimicrobial activities of methanolic and petroleum ether extracts of Croccus sativus L. (saffron) stigmas, were tested against various bacterial strains (Proteus vulgaris, Klebsiella pneumonia, Pseudomonas aeruginosa, Staphylococcus aureus and Escherichia coli) and fungi (Candida albicans, Aspergillus niger and Aspergillus fumigatus) by agar well diffusion method. Minimal inhibitory concentra...
A new series of 6-(aryl/heteryl)-3-(5-methyl-1-phenyl-1H-4-pyrazolyl)[1,2,4]triazolo[3,4-b][1,3,4]thiadiazoles (7a-j) has been synthesized by the reaction of 4-amino-5-(5-methyl-1-phenyl-1H-4-pyrazolyl)-4H-1,2,4-triazol-3-yl-hydrosulfide (6) with POCl(3) and the corresponding aryl/heteryl carboxylic acid, in ethanol at reflux temperature for 12 h. All the synthesized compounds were tested for i...
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