نتایج جستجو برای: chemical characteristics spores were extracted
تعداد نتایج: 4183056 فیلتر نتایج به سال:
ABSTRACT: The object of this study is to extract the oil from millets and evaluate the chemical properties of the extracted oil. Commercial millet oil was obtained by cold solvent extraction adopting soxhlet procedure. Quantitative and qualitative tests concerned with the non-saponifiable matter, fatty acid composition, phosphorus content representing total phospholipids, refractive index, pero...
the object of this research was to find an alternative to fungicide for the prevention of postharvestfruits. therefore the effect of zataria multiflora essential oil on the quality of sultana grapes followingthe harvest was investigated. the essential oil was extracted by hydro-distillation and analyzed using acombination of gc and gc/ms. the results indicated a high percentage of anti-fungal c...
Abstract The recovery of soil spores is a strategy to strengthen in decline or disappeared populations from natural environments. In this work, we analyzed 25 samples extracted patch gallery forest an “albardón” Punta Lara Reserve, Buenos Aires. were distributed 50 Petri dishes, exposed controlled temperature and light another kept darkness. To contribute the identification gametophytes sporoph...
Bacteriocins are ribosomally synthesized antimicrobial peptides produced by bacteria, which have the ability to kill or inhibit other bacteria. Many bacteriocins are produced by food grade lactic acid bacteria (LAB). Indeed, the prototypic bacteriocin, nisin, is produced by Lactococcus lactis, and is licensed in over 50 countries. With consumers becoming more concerned about the levels of chemi...
Lamerin microspridia (Lbms) isolated from Lamerin breed of the silkworm, Bombyx mori, L. and the standard strain Nosema bombycis, were induced to germinate artificially by two-step procedure. Fresh percoll purified spores were activated by incubating them in potassium hydroxide solution (KOH) (pH 11.00) and germinated artificially by using phosphate buffer saline (PBS), (pH 7.00). Germinated sp...
Different water treatment processes (physical and chemical) exist to obtain safe water for human or food industry supply. The advanced oxidation technologies are rising as a new alternative to eliminate undesirable chemicals and waterborne diseases. In this work, we analyze the power of the photo-assisted Fenton process using Fe(II)/H2O2 and UV radiation (365 nm) to inactivate Bacillus subtilis...
UNLABELLED Heat-resistant endospore formation plays an important role in Clostridium perfringens-associated foodborne illnesses. The spores allow the bacterium to survive heating during normal cooking processes, followed by germination and outgrowth of the bacterium in contaminated foods. To identify proteins associated with germination and other spore functions, a comparative spore membrane pr...
Fleming, H. P. (University of Illinois, Urbana), and Z. John Ordal. Responses of Bacillus subtilis spores to ionic environments during sporulation and germination. J. Bacteriol. 88:1529-1537. 1964.-The ionic environments of germination and sporulation menstrua had a prominent influence on characteristics of Bacillus subtilis spores. There was a synergistic effect for l-alanine and inorganic ion...
A preparation of Bacillus anthracis (Sterne strain) spores was used to evaluate commercially available reagents and portable equipment for detecting anthrax contamination by using real-time PCR and was used to assess the fate of spores added directly to bulk tank milk. The Ruggedized Advanced Pathogen Identification Device (RAPID) was employed to detect spores in raw milk down to a concentratio...
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