Citations with the tag: ASPERGILLUS flavus

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  • Review of Identification of esterase in Aspergillus flavus during degradation of polyester polyurethane.
    Shahsavarani, Arash; Darch, Heather // Canadian Young Scientist Journal; 2013, Vol. 2013 Issue 2, p30 

    A review of the article "Identification of esterase in Aspergillus flavus during degradation of polyester polyurethane" by Alina Ma and Quentin Wong, which was published in the 2013 issue is presented.

  • Molecular characterization of an Aspergillus flavus population isolated from maize during the first outbreak of aflatoxin contamination in Italy.
    Gallo, Antonia; Stea, Gaetano; Battilani, Paola; Logrieco, Antonio F.; Perrone, Giancarlo // Phytopathologia Mediterranea; Jan2012, Vol. 51 Issue 1, p198 

    An Aspergillus population (67 strains), isolated from maize in 2003, during the first outbreak of aflatoxin contamination documented in Northern Italy, was characterised according to gene sequencing data. All strains were identified as A. flavus by sequencing of �-tubulin and calmodulin...

  • Corn is not forgiving of production mistakes, Texas farmer says.
    Smith, Ron // Southwest Farm Press Exclusive Insight; 7/12/2012, p4 

    The article discusses the view of Butch Aycock, a farmer from Collin County, Texas, that corn is not forgiving of production mistakes. He shared that his corn may have recorded some missed rain events in late May 2012 while he has 300 acres with hail damage. The article also informs that...

  • An isolate ofAspergillus flavusused to reduce aflatoxin contamination in cottonseed has a defective polyketide synthase gene.
    Ehrlich, Kenneth C.; Cotty, Peter J. // Applied Microbiology & Biotechnology; Aug2004, Vol. 65 Issue 4, p473 

    Contamination of certain foods and feeds with the highly toxic and carcinogenic family ofAspergillusmycotoxins, the aflatoxins, can place a severe economic burden on farmers. As one strategy to reduce aflatoxin contamination, the non-aflatoxin-producingA. flavusisolate AF36 is currently being...

  • Pistachio producers battle aflatoxin with fungus.
    Warnert, Jeannette E. // Western Farm Press Exclusive Insight; 7/19/2012, p1 

    The article focuses on research conducted at Parlier, California's UC Kearney Agricultural Research and Extension Center which used a beneficial fungus in San Joaquin Valley pistachio orchards to protect the nuts from aflatoxin. Discovered in 1960s, Aflatoxin is reportedly produced by strains of...

  • Serial passage of the opportunistic pathogen Aspergillus flavus through an insect host yields decreased saprobic capacity.
    Scully, Lisa R.; Bidochka, Michael J. // Canadian Journal of Microbiology; Feb2005, Vol. 51 Issue 2, p185 

    To study the early stages of the effect of host restriction on pathogen evolution, we subjected the opportunistic fungus Aspergillus flavus to a serial propagation scheme, whereby insect-virulent conidia were selected for repeated passage through an insect host (Galleria mellonella larvae) for 5...

  • Relationship between soil densities of Aspergillus species and colonization of wounded peanut seeds.
    Horn, Bruce W. // Canadian Journal of Microbiology; Oct2006, Vol. 52 Issue 10, p951 

    Soil is a reservoir for Aspergillus flavus and A. parasiticus, fungi that commonly colonize peanut seeds and produce carcinogenic aflatoxins. Densities of these fungi in soil vary greatly among fields and may influence the severity of peanut infection. This study examined the relationship...

  • Amino acid supplementation reveals differential regulation of aflatoxin biosynthesis in Aspergillus flavus NRRL 3357 and Aspergillus parasiticus SRRC 143.
    Wilkinson, J. R.; Yu, J.; Bland, J. M.; Nierman, W. C.; Bhatnagar, D.; Cleveland, T. E. // Applied Microbiology & Biotechnology; Apr2007, Vol. 74 Issue 6, p1308 

    Aflatoxins are toxic and carcinogenic secondary metabolites produced by the fungi Aspergillus flavus and Aspergillus parasiticus. To better understand the molecular mechanisms that regulate aflatoxin production, the biosynthesis of the toxin in A. flavus and A. parasticus grown in yeast extract...

  • Gene action and reciprocal effects for ear rot resistance in crosses derived from five tropical maize populations.
    Mukanga, Mweshi; Derera, John; Tongoona, Pangirayi // Euphytica; Jul2010, Vol. 174 Issue 2, p293 

    Devastating maize grain yield and quality losses are caused by Aspergillus flavus, Fusarium verticillioides and Stenocarpella maydis ear rots especially in tropical countries. Therefore, combining ability of tropical maize populations for ear rot severity and ear rot-related traits was...

  • Association between vegetative compatibility and aflatoxin production by Aspergillus species during intraspecific competition.
    Wicklow, Donald T.; Horn, Bruce W. // Mycoscience (Springer Science & Business Media B.V.); Oct2007, Vol. 48 Issue 5, p267 

    Intraspecific competition is the basis for biological control of aflatoxins, but there is little understanding of the mechanism(s) by which competing strains inhibit toxin production. Evidence is presented that demonstrates a relationship between strength of the vegetative compatibility reaction...

  • Comparison of Expression of Secondary Metabolite Biosynthesis Cluster Genes in Aspergillus flavus, A. parasiticus, and A. oryzae.
    Ehrlich, Kenneth C.; Mack, Brian M. // Toxins; Jun2014, Vol. 6 Issue 6, p1916 

    Fifty six secondary metabolite biosynthesis gene clusters are predicted to be in the Aspergillus flavus genome. In spite of this, the biosyntheses of only seven metabolites, including the aflatoxins, kojic acid, cyclopiazonic acid and aflatrem, have been assigned to a particular gene cluster. We...

  • Pre-termination in aflR of Aspergillus sojae inhibits aflatoxin biosynthesis.
    Matsushima, K.; Chang, P.-K.; Yu, J.; Abe, K.; Bhatnagar, D.; Cleveland, T. E. // Applied Microbiology & Biotechnology; May2001, Vol. 55 Issue 5, p585 

    The aflR gene product is the main transcriptional regulator of aflatoxin biosynthesis in Aspergillus parasiticus and Aspergillus flavus. Although A. sojae strains do not produce aflatoxins, they do have an aflR homologue. When compared with the aflR of A. parasiticus, the A. sojae gene contains...

  • Efficacy of a Biopesticide for Control of Aflatoxins in Corn.
    Dorner, Joe W. // Journal of Food Protection; Mar2010, Vol. 73 Issue 3, p495 

    A 2-year study was carried out to determine the efficacy of a biopesticide in reducing aflatoxin contamination in com. The biopesticide, afla-guard, delivers a nontoxigenic strain of Aspergillus flavus to the field where it competes with naturally occurring toxigenic strains of the fungus....

  • A rapid knockdown effect of Penicillium citrinum for control of the mosquito Culex quinquefasciatus in Thailand.
    Maketon, Monchan; Amnuaykanjanasin, Alongkorn; Kaysorngup, Achirayar // World Journal of Microbiology & Biotechnology; Feb2014, Vol. 30 Issue 2, p727 

    Twenty local isolates of entomopathogenic fungi were determined for control of the larvae and adults of Culex quinquefasciatus. In a laboratory experiment, a Penicillium sp. CM-010 caused 100 % mortality of third-instar larvae within 2 h using a conidial suspension of 1 × 10 conidia ml. Its...

  • Genetically shaping morphology of the filamentous fungus Aspergillus glaucus for production of antitumor polyketide aspergiolide A.
    Menghao Cai; Ying Zhang; Wei Hu; Wei Shen; Zhenzhong Yu; Weiqiang Zhou; Tao Jiang; Xiangshan Zhou; Yuanxing Zhang // Microbial Cell Factories; 2014, Vol. 13 Issue 1, p1 

    Background For filamentous fungi, the basic growth unit of hyphae usually makes it sensitive to shear stress which is generated from mechanical force and dynamic fluid in bioreactor, and it severely decreases microbial productions. The conventional strategies against shear-sensitive conundrum in...

  • Study on The Sensitivity Level of Some Pistachio Cultivars of Khorasan-E-Razavi Province To Aspergillus Flavus.
    Jalali, Leila; Afshari, Hossein; Ashraf, Shahram; Moghadam, Mehdi Mohammadi // Advances in Environmental Biology; Oct2011, Vol. 5 Issue 11, p3535 

    In order to evaluate the sensitivity level of various cultivars of pistachio from Khorasan e Razavi Province to aflatoxigenic Aspergillus flavus mold, 4 cultivars of popular pistachio of Khorasan-e-Razavi were selected and collected. For this research, an isolate of aflatoxigenic Aspergillus...

  • Status of Seed Mycoflora of Ajwain (Trachyspermum ammi L.) in Rajasthan.
    Lal, Ram; Shekhawat, K. S.; Khokhar, M. K.; Gupta, Renu // Journal of Plant Science Research; 2013, Vol. 29 Issue 1, p129 

    Seven seed samples were collected from major Ajwain growing areas of Rajasthan showing deformed (shriveled and over sized seed) and discolored (dirty brown and light brown) and damaged (by insects) seeds. Impurities of one kind or other were also found in all the seven samples. Spores of seven...

  • Corn-Soybean Rotation Systems in the Mississippi Delta: Implications on Mycotoxin Contamination and Soil Populations of Aspergillus flavus.
    Abbas, Hamed K.; Bellaloui, Nacer; Zablotowicz, Robert M.; Arnold Bruns, H.; Gillen, Anne M. // International Journal of Agronomy; 2012, p1 

    The effect of corn-soybean rotation on mycotoxin contamination in corn (Zea mays L.) and soybean (Glycine max L. Merrill.) grains has not been fully evaluated. Therefore, this research investigated the effect of corn-soybean rotation on aflatoxin and fumonisin contamination in respective grains....

  • Preliminary report of Dehulling effect on the occurrence and distribution of Aspergillus flavus in maize grains stored in Mubi market.
    Mienda, Bashir Sajo // Advances in Applied Science Research; Oct2011, Vol. 2 Issue 5, p612 

    The effect of dehulling on the occurrence and distribution of Aspergillus flavus in some stored maize grains in Mubi grains market has been carried out using direct plating technique. All the undehulled samples yielded the presence of Aspergillus flavus, while none was detected in the dehulled...

  • MICROWAVES INFLUENCE ON THE ENZIMATIC ACTIVITY OF ASPERGILLUS NIDULANS AND ASPERGILLUS FLAVUS.
    Gaspar, Eniko; Oprean, Letiţia; Oancea, Simona; Iancu, Ramona; Lengyel, Ecaterina // Annals of the Romanian Society for Cell Biology; 2009, Vol. 14 Issue 2, p305 

    The present study presume to monitor the fungal enzymatic in relation to microwaves irradiation under different irradiation conditions, the results being a start to use non-conventional technologies in food industry surpassing chemical factor which often generate undesired secondary effects. The...

  • Molecular and physiological aspects of aflatoxin and sterigmatocystin biosynthesis by Aspergillus tamarii and A. ochraceoroseus.
    Klich, M. A.; Mullaney, E. J.; Daly, C. B.; Cary, J. W. // Applied Microbiology & Biotechnology; May2000, Vol. 53 Issue 5, p605 

    Until recently, only three species (Aspergillus flavus, A. parasiticus and A. nomius) have been widely recognized as producers of aflatoxin. In this study we examine aflatoxin production by two other species, A. tamarii and A. ochraceoroseus, the latter of which also produces sterigmatocystin....

  • Mycological and toxicological analysis of peanuts and derivatives.
    de Lima, Robson; des Fortunato de Oliveira, Douglas Melquía; Alves Rufino, Luciana Rosa; Gomes Boriolo, Marcelo Fabiano; Pupin Silvério, Alessandra Cristina; Dias Garcia, José Antônio; Evangelista Fiorini, João; de Mello Silva Oliveira, Nelma // Revista de Ciências Farmacêuticas Básica e Aplicada; 2012, Vol. 33 Issue 3, p395 

    The filamentous fungi Aspergillus flavus, Aspergillus parasiticus and Aspergillus nomius produce toxins, which are secondary metabolites called aflatoxins. These toxin-producing species grow rapidly on peanuts and cereals in favorable conditions of temperature and humidity. Their toxins can...

  • ANTIFUNGAL ACTIVITY OF SELECTED PLANT EXTRACTS AGAINST IMPORTANT SEED BORNE FUNGI OF MAIZE.
    K. WAHEGAONKAR NILIMA; D. SHIRURKAR DEEPAVALI // International Journal of Pharma & Bio Sciences; Jul-Sep2013, Vol. 4 Issue 3, pB-163 

    Fifteen different plants used in traditional Indian medicine were examined against eight fungal species viz. Aspergillus flavus, Aspergillus niger, Aspergillus terreus, Aspergillus oryzae, Aspergillus fumigatus, Fusarium verticillioides (Synonym F. moniliforme), Fusarium solani and Penicillium...

  • Effect of Eucommia Antifungal Peptide Against Aspergillus flavus.
    LIU Shi-hui; ZHAO De-gang // Natural Product Research & Development; Apr2008, Vol. 20 Issue 2, p332 

    Using paper-disc agar-diffusion method, the activity of Eucommia antifungal peptide 3 (EAFP3) against Aspergillus flavus were investigated. The results indicated that EAFP3 could effectively inhibit A. flavus. The minimum inhibition concentration (MIC) was 125 µg/mL.

  • Primary Cutaneous Aspergillosis.
    Nakashirna, Keiko; Yamada, Nanako; Yoshida, Yuichi; Yamamoto, Osamu // Acta Dermato-Venereologica; 2010, Vol. 90 Issue 5, p519 

    The article presents a case study of a 66-year-old Japanese woman with an asymptomatic nodule on the tip of her right thumb. Histopathology revealed a massive epidermal necrosis and dermal necrobiosis. She was diagnosed with primary cutaneous aspergillosis caused by Aspergillus (A.) flavus. The...

  • Aflatoxin B1.
    Nakashirna, Keiko; Yamada, Nanako; Yoshida, Yuichi; Yamamoto, Osamu // Encyclopedic Reference of Cancer; 2001, p34 

    A definition of the term "aflatoxin B1;" is presented. It refers to a potent hepatocarcinogen produced by the mold Aspergillus flavus.

  • Isolation and Characterization of a Novel Elastase Inhibitor, AFLEI from Aspergillus flavus.
    Okumura, Yoshiyuki; Ogawa, Kenji; Uchiya, Kei-ichi; Nikai, Toshiaki // Japanese Journal of Medical Mycology; Sep2006, Vol. 47 Issue 3, p219 

    A novel elastase inhibitor from Aspergillus flavus (AFLEI) was isolated, and biochemical properties of AFLEI were examined. Column chromatography using diethylaminoethyl (DE) 52-Cellulose and Sephadex G-75 was used to purify the inhibitor. The final preparation was found to be homogeneous as...

  • Lactobacillus case! CRL 431 and Lactobacillus rhamnosus CRL 1224 as Biological Controls for AspergiIIus flavus Strains.
    Bueno, Dante J.; Silva, Julio O.; Oliver, Guillermo; Gonzélez, Silvia N. // Journal of Food Protection; Oct2006, Vol. 69 Issue 10, p2544 

    The effect of two species of lactobacilli, Lactobacillus casei CRL 431 and Lactobacillus rhamnosus CRL 1224, on growth of different Aspergillus flavus strains was determined. A. flavus strains (Ap, TR2, or CF80) were grown in LAPTg broth at 37°C for 7 days as a single culture and in...

  • Optimization and production of itaconic acid using Aspergillus flavus.
    Sudarkodi, C.; Subha, K.; Kanimozhi, K.; Panneerselvam, A. // Advances in Applied Science Research; Apr2012, Vol. 3 Issue 2, p1126 

    In the present investigation soil samples were collected from Mallipattinum, Thanjavur (Dt). Different species of fungi were isolated from soil sample. Among these fungi Aspergillus flavus were dominantly present in soil. The itaconic acid activity was measured at different pH and different...

  • Exploration of members of Aspergillus sections Nigri, Flavi, and Terrei for feruloyl esterase production.
    Bouzid, Ourdia; Record, Eric; Asther, Mich�le; Haon, Mireille; Navarro, David; Asther, Marcel; Lesage-Meessen, Laurence // Canadian Journal of Microbiology; Sep2006, Vol. 52 Issue 9, p886 

    The ability of members of Aspergillus sections Nigri, Flavi, and Terrei to produce feruloyl esterases was studied according to their substrate specificity against synthetic methyl esters of hydroxycinnamic acids. Type A feruloyl esterases (FAEA), induced during growth on cereal-derived products,...

  • Isolation and Quantification of Aflatoxin from Aspergillus Flavus Infected Rice.
    Babu, G. Ravi; Prasad, M. Guru; Prasad, T. N. V. K. V. // International Journal of Pure & Applied Sciences & Technology; Jul2011, Vol. 5 Issue 1, p16 

    Isolation of Apergillus flavus from groundnut and production of aflatoxin on rice. a method has been developed for the production of aflatoxin by growing Aspergillus flavus strain AJ on the solid substrate rice. Optimal yields, more than 1mg of aflatoxin B1 per gram of starting material, were...

  • Characterization and Primary Structure of Elastase Inhibitor, AFLEI from Aspergillus flavus.
    Okumura, Yoshiyuki; Ogawa, Kenji; Uchiya, Kei-ichi; Nikai, Toshiaki // Japanese Journal of Medical Mycology; Mar2007, Vol. 48 Issue 1, p13 

    The amino acid sequence of elastase inhibitor, AFLEI, isolated from Aspergillus flavus was determined by the Edman sequencing procedure of peptides derived from digests utilizing clostripain. A molecular weight of 7,525.8 was observed by TOF-MS. AFLEI contained 68 amino acid residues and has a...

  • Kentucky receives waiver to mix aflatoxin-contaminated corn.
    Skillman, Laura // Southeast Farm Press Exclusive Insight; 10/18/2012, p3 

    The article examines the approval received by the University of Kentucky College of Agriculture's Division of Regulatory Services together with Kentucky Department of Agriculture, for Kentucky corn high in aflatoxin to be mixed with other corn to obtain an aflatoxin content safe for feeding to...

  • North Carolina Farmers Urged To Test Corn for Aflatoxin.
    Skillman, Laura // National Hog Farmer Exclusive Insight; 9/14/2011, p2 

    The article focuses on the call from Agriculture Commissioner Steve Troxler of North Carolina to farmers in the state on the need to test their corn for aflatoxin. According to Troxler the hot summer and heavy rains caused by Hurricane Irene increased the possibility of aflatoxin, a byproduct of...

  • Don't Just Abandon Moldy-Looking Corn Fields.
    Skillman, Laura // National Hog Farmer Expert Blog; 11/14/2012, p2 

    The article reports on the increased incidence of ear mold in late-harvested corn in 2012, following a drought that created conditions ripe for the development of Aspergillus ear rot. It discusses the susceptibility of drought-stressed corn to infection caused by Aspergillus flavus, an ear rot...

  • Enterococcus raffinosus sinusitis post-Aspergillus flavus paranasal infection, in a patient with myelodysplastic syndrome: report of a case and concise review of pertinent literature.
    Skillman, Laura // Journal of Clinical Pathology; Mar2010, Vol. 63 Issue 3, p264 

    The article describes the case of Enterococcus raffinosus nosocomial sinusitis in a patient with myelodysplastic syndrome. It is found that this type of sinusitis has complicated the patient's previous Aspergillus flavus paranasal infection. Results show that immunosuppression and surgical...

  • A Review Molecular Typing Methods for Aspergillus flavus Isolates.
    Hadrich, Inès; Makni, Fattouma; Neji, Sourour; Cheikhrouhou, Fatma; Sellami, Hayet; Ayadi, Ali // Mycopathologia; Aug2011, Vol. 172 Issue 2, p83 

    pergillus flavus is the second most important Aspergillus species causing human infections. The importance of this fungus increases in regions with a dry and hot climate. Small phylogenetic studies in Aspergillus flavus indicate that the morphological species contains several genetically...

  • Combined Therapy of Voriconazole and Anidulafungin in Murine Infections by Aspergillus flavus.
    Calvo, Enrique; Pastor, F.; Salas, Valentina; Mayayo, Emilio; Guarro, Josep // Mycopathologia; Apr2012, Vol. 173 Issue 4, p251 

    The efficacy of the combination of anidulafungin (AFG) at 1 mg/kg plus voriconazole (VRC) at 25 mg/kg was evaluated in a murine model of disseminated infection by Aspergillus flavus using three isolates previously tested in vitro. All the combinations showed indifferent in vitro interaction with...

  • A Clue from Under the Eaves.
    Calvo, Enrique; Pastor, F.; Salas, Valentina; Mayayo, Emilio; Guarro, Josep // Time; 5/9/1969, Vol. 93 Issue 19, p85 

    The article reports on the high incidence of stomach cancer in far eastern countries associated with poverty including Chile, Finland and Korea. According to doctor David J. Steel, the culprit is the mold used in the preparation of soya paste, which is a favorite Oriental delicacy. It states...

  • Control of Aspergillus flavus Growth in Tomato Paste by Cinnamomum zeylanicum and Origanum vulgare L. Essential Oils.
    Kalantari, F.; Barzegar, M.; Hamidi-Esfahani, Z. // World Academy of Science, Engineering & Technology; 2012, Issue 66, p64 

    This study was conducted to evaluate the antifungal activities of Cinnamomum zeylanicum and Origanum vulgare L. essential oil against Aspergillus flavus in culture media and tomato paste. 200 ppm of cinnamon and 500 ppm of oregano completely inhibited A. flavus growth in culture media, while in...

  • Fungal rhinosinusitis: A prospective study in a University hospital of Uttar Pradesh.
    Prateek, S.; Banerjee, G.; Gupta, P.; Singh, M.; Goel, M. M.; Verma, V. // Indian Journal of Medical Microbiology;  

    Background: To assess the purpose of fungal rhinosinusitis in a University hospital and to correlate histopathological findings with culture results for accurate clinical classification of the disease. Materials and Methods: One-hundred suspected patients were included in the study. Data was...

  • Storm threat complicates peanut digging decisions.
    Etheredge, Rome // Southeast Farm Press Exclusive Insight; 10/ 3/2013, p4 

    The article discusses the dilemma faced by peanut farmers in Georgia following a forecast on weather disturbance by University of Georgia Agricultural climatologist Pam Knox. Expected to bring 2-3 days of rain, Tropical Storm Karen's potential heavy rain will affect peanut fields leaving farmers...

  • Evaluation of STAT5A Gene Expression in Aflatoxin B1 Treated Bovine Mammary Epithelial Cells.
    Forouharmehr, Ali; Harkinezhad, Taher; Qasemi-Panahi, Babak // Advanced Pharmaceutical Bulletin; Jun2013, Vol. 3 Issue 2, p461 

    Purpose: Aflatoxin B1 (AFB1) is a potent mycotoxin which has been produced by fungi such as Aspergillus flavus and Aspergillus parasiticus as secondary metabolites due to their growth on food stuffs and induces hepatocellular carcinoma in many animal species, including humans. In the present...

  • AF 36 gives Texas corn farmers a second biocontrol product for aflatoxin.
    Smith, Ron // Southwest Farm Press; 4/7/2011, Vol. 38 Issue 10, p1 

    The article focuses on AF 36 biocontrol product used in controlling aflatoxin in corn plants in various farms in Texas. It notes that AF 36 is capable of reducing levels of aflatoxin produced by the fungus Aspergillus flavus that has continuously posed a threat to corn production. Moreover, this...

  • Effect of Different Postharvest Drying Temperatures on Aspergillus flavus Survival and Aflatoxin Content in Five Maize Hybrids.
    Hawkins, Leigh K.; Windham, Gary L.; Williams, W. Paul // Journal of Food Protection; Jul2005, Vol. 68 Issue 7, p1521 

    After harvest, maize is dried artificially to halt fungal growth and mycotoxin production while in postharvest storage. The process often limits harvest capacity and has been a frequent cause of seed injury. Higher drying temperatures could lead to shorter drying periods and faster turnover;...

  • Quantitative trait loci for low aflatoxin production in two related maize populations.
    Paul, C.; Naidoo, G.; Forbes, A.; Mikkilineni, V.; White, D.; Rocheford, T. // Theoretical & Applied Genetics; Jul2003, Vol. 107 Issue 2, p263 

    Aflatoxin B1 formed by Aspergillus flavus Fr:Link has been associated with animal disease and liver cancer in humans. We performed genetic studies in progenies derived from maize inbred Tex6, associated with relatively low levels of aflatoxin production, crossed with the historically important...

  • Biosorption of Mercury (II) from Aqueous Solutions onto Fungal Biomass.
    Martínez-Juárez, Victor M.; Cárdenas-González, Juan F.; Torre-Bouscoulet, María Eugenia; Acosta-Rodríguez, Ismael // Bioinorganic Chemistry & Applications; 2012, Special section p1 

    The biosorption of mercury (II) on 14 fungal biomasses, Aspergillus flavus I-V, Aspergillus fumigatus I-II, Helminthosporium sp., Cladosporium sp., Mucor rouxii mutant, M. rouxii IM-80, Mucor sp 1 and 2, and Candida albicans, was studied in this work. It was found that the biomasses of the...

  • Growth inhibition of a Fusarium verticillioides GUS strain in corn kernels of aflatoxin-resistant genotypes.
    Brown, R. L.; Cleveland, T. E.; Woloshuk, C. P.; Payne, G. A.; Bhatnagar, D. // Applied Microbiology & Biotechnology; Dec2001, Vol. 57 Issue 5/6, p708 

    Two corn genotypes, GT-MAS:gk and MI82, resistant to Aspergillus flavus infection/aflatoxin contamination, were tested for their ability to limit growth of Fusarium verticillioides. An F. verticillioides strain was transformed with a β-glucuronidase (GUS) reporter gene (uidA) construct to...

  • Genes differentially expressed by Aspergillus flavus strains after loss of aflatoxin production by serial transfers.
    Perng-Kuang Chang; Wilkinson, Jeffery R.; Horn, Bruce W.; Jiujiang Yu; Bhatnagar, Deepak; Cleveland, Thomas E. // Applied Microbiology & Biotechnology; Dec2007, Vol. 77 Issue 4, p917 

    Aflatoxins are carcinogenic fungal secondary metabolites produced by Aspergillus flavus and other closely related species. Levels of aflatoxins in agricultural commodities are stringently regulated by many countries because of the health hazard, and thus, aflatoxins are of major concern to both...

  • Separation and Identification of Exo- and Endoinulinase from Aspergillus ficuum.
    Wang Jing; Jin Zhengyu; Jiang Bo; Xu Xueming // Current Microbiology; Aug2003, Vol. 47 Issue 2, p0109 

    A new and convenient method was developed to separate and identify exo- and endoinulinase from Aspergillus ficuum by native polyacrylamide gel electrophoresis. Eight protein bands were obtained. Three bands were identified as exoinulinase, and two bands were endoinulinase, by using TLC and HPLC....

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