Lethality of shock pressures to a marine Vibrio sp. isolated from a ship's ballast water.

abstract：:A biological indicator (BI) is a useful product to confirm sterility assurance after a sterilization procedure. In ISO 11138 and 14161, the concrete procedures regarding the use of BI are described for BI manufacturers and users, respectively. There are several problems involving BI use which must be addressed. These ...

journal_title：Biocontrol science

authors： Royalty-Hann W

更新日期：2007-06-01 00:00:00

abstract：:The simplex real-time PCR assays based on the TaqMan probe and SYBR green I， which target cereulide synthetase genes (ces genes) were used for rapidly, reliably and sensitively identifying the emetic strains from among Bacillus cereus strains isolated from different sources. Only the emetic strains showed positive rea...

journal_title：Biocontrol science

authors： Ueda S,Yamaguchi M,Iwase M,Kuwabara Y

更新日期：2013-01-01 00:00:00

abstract：:Mathematical models are essentially needed to quantitatively predict microbial growth in food products during their production and distribution. Recently we developed a new logistic model for microbial growth. The model is an extended logistic model, which shows a sigmoid curve on a semi-log plot. The model could prec...

journal_title：Biocontrol science

authors： Fujikawa H

更新日期：2010-09-01 00:00:00

abstract：:To design new antimicrobial peptides, we have focused on various proteins which are not essential for self-defense but carry important responsibilities for biosystems. Previously, we reported that highly efficient antimicrobial properties or antiviral properties are inherent in the nuclear translocation signals and bi...

journal_title：Biocontrol science

authors： Kobayashi N,Masuda J,Kudoh J,Shimizu N,Yoshida T

更新日期：2008-06-01 00:00:00

abstract：:An outbreak of Escherichia coli O157:H7 occurred due to the consumption of sweet dumplings in Japan. We examined the survival of E. coli O157:H7 inoculated into several types of sweet dumplings to evaluate the progress of the residual contaminating pathogens after the production or packing processes. For all 4 types o...

journal_title：Biocontrol science

authors： Inatsu Y,Ohata Y,Nakamura N,Hosotani Y,Ananchaipattana C,Bari ML,Kawasaki S

更新日期：2015-01-01 00:00:00

abstract：:　Exact evaluation of the performance of surgical masks and biohazard protective clothing materials against pathogens is important because it can provide helpful information that healthcare workers can use to select suitable materials to reduce infection risk. Currently, to evaluate the protective performance of nonwov...

journal_title：Biocontrol science

authors： Shimasaki N,Okaue A,Kikuno R,Shinohara K

更新日期：2018-01-01 00:00:00

abstract：:　With the object of developing new biocides milder for human use than the current antiseptics, we synthesized a series of bis-quaternary ammonium compounds (bis-QACs). The antimicrobial activity of the newly synthesized bis-QACs and common biocides used as antiseptics was compared by examining minimum inhibitory conce...

journal_title：Biocontrol science

authors： Yamamoto M,Takami T,Matsumura R,Dorofeev A,Hirata Y,Nagamune H

更新日期：2016-01-01 00:00:00

abstract：:　Linear alkylbenzene sulfonate (LAS) and polyoxyethylene lauryl ether (POLE) are major surfactants contained in the laundry detergents. In the present study, the antibacterial activities of the surfactants to aquatic microorganisms were compared. When freshwater samples from a small river in Okayama city were treated ...

journal_title：Biocontrol science

authors： Maehara Y,Miyoshi SI

更新日期：2017-01-01 00:00:00

abstract：:The genus Arthrospira is a nonheterocystous filamentous cyanobacterium inhabiting diverse environments including those of high salinity. In the present study, Arthrospira strains were isolated from freshwater and brackish lakes in Myanmar, and their osmoprotective adaptation was investigated as it was for the genus Sy...

journal_title：Biocontrol science

authors： Yoshikawa T,Ikeda Y,Sakata T,Maeda H

更新日期：2011-06-01 00:00:00

abstract：:Tap water contamination is a growing concern in healthcare facilities, and despite chlorination, tap water in these facilities contains several pathogenic microorganisms causing healthcare-associated waterborne infections or nosocomial outbreaks. Shower units are particularly prone to contamination as they are conduci...

journal_title：Biocontrol science

authors： Sasahara T,Ogawa M,Fujimura I,Ae R,Kosami K,Morisawa Y

更新日期：2020-01-01 00:00:00

abstract：:Growth characteristics of a four-strain cocktail of Salmonella Enteritidis in commercial products of pasteurized and unpasteurized liquid whole egg were studied with a growth model developed by us. The unpasteurized product contained total bacteria at 10(7.3) CFU/g, but no Salmonella. When the products were spiked wit...

journal_title：Biocontrol science

authors： Sakha MZ,Fujikawa H

更新日期：2012-01-01 00:00:00

abstract：:Fate of Escherichia coli O157 cells was evaluated when inoculated into each step after production of lightly pickled Chinese cabbage. The efficacy of surface sterilization by 100 mg/L of chlorine water for 10 min on raw leaves (6.0 log CFU/g) was 2.2 log CFU/g reduction. No meaningful change of the population of E. co...

journal_title：Biocontrol science

authors： Inatsu Y,Ohata Y,Ananchaipattana C,Latiful Bari M,Hosotani Y,Kawasaki S

更新日期：2016-01-01 00:00:00

abstract：:In August, 2010, strain HYMO-6 was isolated from a sample of hot spring water in Aomori, Japan. The 16S rDNA sequences (1,496bp) of this strain (accession number: AB597175) had a similarity of less than 96.6% to other Legionella species, prompting us to hypothesize that this strain might be a novel species belonging t...

journal_title：Biocontrol science

authors： Furuhata K,Edagawa A,Miyamoto H,Goto K,Yoshida S,Fukuyama M

更新日期：2011-12-01 00:00:00

abstract：:For microbial ecological analysis, 14 strains of Methylobacterium aquaticum isolated from water samples were subjected to clustering analysis on the basis of ribotyping and RAPD-PCR tests. The ribopatterns after digestion with EcoRI obtained from 14 strains of M. aquaticum were used to divide the strains into two grou...

journal_title：Biocontrol science

authors： Furuhata K,Banzai AU,Kawakami Y,Ishizaki N,Yoshida Y,Goto K,Fukuyama M

更新日期：2011-09-01 00:00:00

abstract：:Anti-VRE and anti-MRSA activities of new quinolone derivatives [The two quinolone derivatives are 8- [3-[(ethylamino) methyl]-1-pyrrodinyl] -7-fluoro-9, 1-[(N-methylimino)methano]-5-oxo-5H-thiazolo[3,2-a]quinolone-4-carboxylic acid (compound A) and 7-fluoro-8-morpholino-9,1-[(N-methylimino) methanol-5-oxo-5H-thiazolo ...

journal_title：Biocontrol science

authors： Sakagami Y,Komemushi S,Tsukamoto G,Kondo H,Yoshikawa A,Muraoka O

更新日期：2008-09-01 00:00:00

abstract：:BD mCCDA Clear-HT (CCHT; Nippon Becton Dickinson Company, Ltd.) , a novel chromogenic selective medium was evaluated for its superior capacity to isolate Campylobacter jejuni/ coli. When CCHT was assessed using 142 microbes including 42 Campylobacter jejuni/ coli strains, all Campylobacter strains were found to form p...

journal_title：Biocontrol science

authors： Teramura H,Ogura A,Yasuda E,Furuhata K

更新日期：2018-01-01 00:00:00

abstract：:Hinokitiol, the major component of Aomori Hiba (Thujopsis dolabrata Sieb. et Zucc. var. hondai M(AKINO)) has already been found to show strong antibacterial activity. In this study, its mechanism of action was examined using Escherichia coli IFO 3301 and Staphylococcus aureus IFO 12732. As a result, it was suggested t...

journal_title：Biocontrol science

authors： Morita Y,Sakagami Y,Okabe T,Ohe T,Inamori Y,Ishida N

更新日期：2007-09-01 00:00:00

abstract：:We found that an additive for a resin, which was comprised of collagen and aluminum (Al), showed a strong and stable antibacterial effect against various bacterium under certain conditions. We tried to clarify its mechanism of action, and investigated optimum conditions for its effects. This additive (Al cross-linked ...

journal_title：Biocontrol science

authors： Ohmoto T,Yamashita K,Moriyoshi K,Yamanaka H,Koma D,Kawano H,Sakai K

更新日期：2012-03-01 00:00:00

abstract：:The antifungal activities of diglycerin monoester of fatty acids (DGCs), which have been employed as food emulsifiers, were examined against three yeasts, Saccharomyces cerevisiae, Candida albicans and Candida utilis and were compared with those of sucrose monoester of palmitic acid (SC16) as another type of emulsifie...

journal_title：Biocontrol science

authors： Shimazaki A,Sakamoto JJ,Furuta M,Tsuchido T

更新日期：2016-01-01 00:00:00

abstract：:The sporicidal activity of an improved iodide formulation based on a previously reported agent (Kida et al., 2004, tentatively designated as the KMT reagent) which is composed of 50 mM EDTA-2Na, 50 mM ferric chloride hexahydrate (FeCl3.6H2O), 50 mM potassium iodide (KI) and 50% ethanol in 0.85% NaCl solution at pH 0.3...

journal_title：Biocontrol science

authors： Kida N

更新日期：2009-06-01 00:00:00

abstract：:The effect of an oxygen-releasing compound (ORC) magnesium peroxide (MgO(2)) on the changes in the bacterial community in organically polluted sediment of aquaculture farms was tested in a microcosm experiment. The sediment, to which fish feed was added, was treated with 1% or 5% MgO(2). The addition of fish feed indu...

journal_title：Biocontrol science

authors： Santander-De Leon SM,Okunishi S,Kihira M,Nakano M,Nuñal SN,Hidaka M,Yoshikawa T,Maeda H

更新日期：2013-01-01 00:00:00

abstract：:An identified class of antifreeze, a xylomannan-based thermal hysteresis (TH)-producing glycolipid, has been discovered from diverse taxa, including plants, insects, and amphibians. We isolated xylomannan from the mycelium and fruit body of the basidiomycete Flammulina velutipes using successive hot extraction with wa...

journal_title：Biocontrol science

authors： Kawahara H,Matsuda Y,Sakaguchi T,Arai N,Koide Y

更新日期：2016-01-01 00:00:00

abstract：:　We compared the TBT-resistant ability of resting cells prepared from isolates that formed colonies on nutrient agar plates containing 100 µM tributyltin (TBT) chloride, such as Photobacterium sp. TKY1, Halomonas sp. TKY2, and Photobacterium sp. NGY1, with those from taxonomically similar type strains. Photobacterium ...

journal_title：Biocontrol science

authors： Mimura H,Yagi M,Yoshida K

更新日期：2017-01-01 00:00:00

abstract：:The thermal death of the spores of Bacillus subtilis 168 in oil-water systems including emulsions and separated layers consisting of phosphate buffer and soybean oil or n-hexadecane was investigated. The resultant survivor curve consisted of two phases, an initial rapid reduction followed by a slow reduction, possibly...

journal_title：Biocontrol science

authors： Shigemoto M,Nakagawa K,Sakamoto JJ,Tsuchidoi T

更新日期：2010-03-01 00:00:00

abstract：:The growth of black mold (Aspergillus brasiliensis) in black-colored samples such as hair color and mascara was measured with an automatic count system based on time-lapse shadow image analysis (TSIA). A. brasiliensis suspended in a lecithin and polysorbate (LP) solution of each sample (hair color or mascara) was spre...

journal_title：Biocontrol science

authors： Ogawa H,Matsuoka H,Saito M

更新日期：2015-01-01 00:00:00

abstract：:A small-sized generator of ozonated water was developed using an electro-conductive diamond. We studied the optimum conditions for producing ozonated water. As a result, we developed a small-sized generator of ozonated water driven by a dry-cell for use in the average household. This generator was easily able to produ...

journal_title：Biocontrol science

authors： Sekido K,Kitaori N

更新日期：2008-12-01 00:00:00

abstract：:　Agaricus is known to have immunostimulatory and anti-tumor effects. However, the antiviral effects of Agaricus have not yet been examined. In the present study, the antiviral effects of an extract of Agaricus brasiliensis KA21 (AE) on the H1N1 influenza virus (PR8 strain) were investigated.　The anti-influenza virus e...

journal_title：Biocontrol science

authors： Eguchi N,Fujino K,Thanasut K,Taharaguchi M,Motoi M,Motoi A,Oonaka K,Taharaguchi S

更新日期：2017-01-01 00:00:00

abstract：:Povidone-iodine (PVP-I) is used for infection control and preoperative sterilization of the oral and pharyngeal regions. Marketed preparations containing cetylpyridinium chloride (CPC) are used to inhibit growth of oral bacteria. We conducted an in vitro study of the sterilizing effects of these microbicides on 10 ora...

journal_title：Biocontrol science

authors： Urakawa R,Inubushi J,Tobata H,Eguchi T

更新日期：2020-01-01 00:00:00

abstract：:Striped catfish (Pangasianodon hypophthalmus) farming in the Mekong Delta Vietnam (MKDVN) importantly contributes to national aquaculture export. Currently, however, diseases occur more frequently across the entire MKDVN region. One of the most common types is hemorrhagic septicemia caused by Aeromonas hydrophila. In ...

journal_title：Biocontrol science

authors： Hoang A H,Tran T T X,LE P N,Dang T H O

更新日期：2019-01-01 00:00:00

abstract：:The overproduction of enzymes was performed by manipulating the medium components. In our study, solvent-tolerant thermophilic lipase-producing Bacillus coagulans was isolated from soil samples and a stepwise optimization strategy was employed to increase the lipase production using coconut oil cake basal medium. In t...

journal_title：Biocontrol science

authors： Gowthami P,Muthukumar K,Velan M

更新日期：2015-01-01 00:00:00