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                    U.S. DEPARTMENT OF AGRICULTURE
 Foodborne Toxin Detection and Prevention Research: Albany, CA
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ARS Home Pacific West Area Albany, California Western Regional Research Center Foodborne Toxin Detection and Prevention Research People & Locations







Siov  Sarreal
                        Foodborne Toxin Detection and Prevention Research

                        




                        
                        Biological Science Lab Technician
                        Phone: (510) 559-5832
                        
                        
                        Fax: (510) 559-5777(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)
                            **Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)Simultaneous detection of mycotoxigenic Aspergillus species of sections circumdati and flavi using multiplex digital PCR
                                                        

- (Peer Reviewed Journal)Palumbo, J.D., Sarreal, S.L., Kim, J. 2023. Simultaneous detection of mycotoxigenic Aspergillus species of sections circumdati and flavi using multiplex digital PCR. Letters in Applied Microbiology. 76(12):1-7. https://doi.org/10.1093/lambio/ovad142.Dual culture of atoxigenic and toxigenic strains of Aspergillus flavus to gain insight into repression of aflatoxin biosynthesis and fungal interaction
                                                        

- (Peer Reviewed Journal)Hua, S.T., Parfitt, D., Sarreal, S.L., Sidhu, G.K. 2019. Dual culture of atoxigenic and toxigenic strains of Aspergillus flavus to gain insight into repression of aflatoxin biosynthesis and fungal interaction. Mycotoxin Research. https://doi.org/10.1007/s12550-019-00364-w.Transcriptional regulation of aflatoxin biosynthesis and conidiation in Aspergillus flavus by Wickerhamomyces anomalus WRL-076 for reduction of aflatoxin contamination
                                                        

- (Peer Reviewed Journal)Hua, S.T., Sarreal, S.L., Chang, P., Yu, J. 2019. Transcriptional regulation of aflatoxin biosynthesis and conidiation in Aspergillus flavus by Wickerhamomyces anomalus WRL-076 for reduction of aflatoxin contamination. Toxins. 11(2):81. https://doi.org/10.3390/toxins11020081.Development of a droplet digital PCR assay for population analysis of aflatoxigenic and atoxigenic Aspergillus flavus mixtures in soil
                                                        

- (Peer Reviewed Journal)Hua, S.T., Palumbo, J.D., Parfitt, D., Sarreal, S.L., O'Keeffe, T.L. 2018. Development of a droplet digital PCR assay for population analysis of aflatoxigenic and atoxigenic Aspergillus flavus mixtures in soil. Mycotoxin Research. 34(3):187-194. https://doi.org/10.1007/s12550-018-0313-6.First report of an atypical new Aspergillus parasiticus isolates with nucleotide insertion in aflR gene resembling to A. sojae
                                                        

- (Peer Reviewed Journal)Hua, S.T., Parfitt, D.E., Sarreal, S.L., Lee, B.G., Wood, D.F. 2018. First report of an atypical new Aspergillus parasiticus isolates with nucleotide insertion in aflR gene resembling to A. sojae. Mycotoxin Research. 34(2):151-157. https://doi.org/10.1007/s12550-018-0309-2.Nondestructive detection of zebra chip disease in potatoes using near-infrared spectroscopy
                                                        

- (Peer Reviewed Journal)Liang, P., Haff, R.P., Hua, S.T., Munyaneza, J.E., Yilmaz, M.T., Sarreal, S.L. 2017. Nondestructive detection of zebra chip disease in potatoes using near-infrared spectroscopy. Biosystems Engineering. 166:161-169. https://doi.org/10.1016/j.biosystemseng.2017.11.019.The effect of 2-phenylethanol treatment on Aspergillus flavus transcriptome

- (Other)Chang, P-K., Hua, S.T., Sarreal, S.L., Scharfenstein, L.L., Li, R.W. 2015. The effect of 2-phenylethanol treatment on Aspergillus flavus transcriptome. National Center for Biotechnology Information (NCBI). Accession: SRP056528.Intracellular trehalose and sorbitol synergistically promoting cell viability of a biocontrol yeast Pichia anomala for aflatoxin reduction
                                                        

- (Peer Reviewed Journal)Hua, S.T., Hernlem, B.J., Yokoyama, W.H., Sarreal, S.L. 2015. Intracellular trehalose and sorbitol synergistically promoting cell viability of a biocontrol yeast Pichia anomala for aflatoxin reduction. World Journal of Microbiology and Biotechnology. doi: 10.1007/s11274-015-1824-3..The major volatile compound 2-phenylethanol from the biocontrol yeast Pichia anomala inhibits growth and expression of aflatoxin biosynthetic genes of Aspergillus flavus
                                                        

- (Peer Reviewed Journal)Hua, S.T., Beck, J.J., Sarreal, S.L., Gee, W.S. 2014. The major volatile compound 2-phenylethanol from the biocontrol yeast Pichia anomala inhibits growth and expression of aflatoxin biosynthetic genes of Aspergillus flavus. Mycotoxin Research. 30(2):71-78. doi: 10.1007/s12550-014-0189-Z.Increasing strawberry shelf-life with carvacrol and methyl cinnamate antimicrobial vapors released from edible films
                                                        

- (Peer Reviewed Journal)Peretto, G., Du, W., Avena Bustillos, R.D., Sarreal, S.L., Hua, S.T., Sambo, P., McHugh, T.H. 2013. Increasing strawberry shelf-life with carvacrol and methyl cinnamate antimicrobial vapors released from edible films. Postharvest Biology and Technology. DOI: 10.1016/j.postharvbio.2013.11.003.Variation in reactive oxygen species concentration among lettuce types and modulation of their production via PPO during E. coli O157:H7 colonization of injured lettuce leaves(Abstract)

- (Abstract Only)Brandl, M., Hua, S.T., Zhou, Y., Sarreal, S.L. 2012. Variation in reactive oxygen species concentration among lettuce types and modulation of their production via PPO during E. coli O157:H7 colonization of injured lettuce leaves(Abstract). Meeting Abstract. [abstract].Liquid formulations sustaining the viability of a superior yeast strain Pichia anomala WRL-076 for mycotoxin control

- (Abstract Only)Hua, S.T., Hernlem, B.J., Yokoyama, W.H., Parfitt, D.E., Sarreal, S.L. 2012. Liquid formulations sustaining the viability of a superior yeast strain Pichia anomala WRL-076 for mycotoxin control. American Society for Microbiology General Meeting. [abstract].Characterization of toxigenic and atoxigenic Aspergillus flavus isolates from pistachio

- (Peer Reviewed Journal)Hua, S.T., Mcalpin, C.E., Chang, P., Sarreal, S.L. 2012. Characterization of toxigenic and atoxigenic Aspergillus flavus isolates from pistachio. Mycotoxin Research. Vol 28:67-75.Fluorescent viability stains to probe the metabolic status of aflatoxigenic fungus in dual culture of Aspergillus  flavus and Pichia anomala

- (Peer Reviewed Journal)Hua, S.T., Brandl, M., Hernlem, B.J., Eng, J.G., Sarreal, S.L. 2011. Fluorescent viability stains to probe the metabolic status of aflatoxigenic fungus in dual culture of Aspergillus  flavus and Pichia anomala. Mycopathologia. 171(2):133-138.Experiments with Biocontrol of Alternaria alternata

- (Abstract Only)Parfitt, D., Hua, S.T., Holtz, B., Chan, H.M., Sarreal, S.L., Martin-Duvall, T., Braga, M. 2010. Experiments with Biocontrol of Alternaria alternata. Meeting Abstract.Vitality Stains and Real Time PCR Studies to Delineate the Interactions of Pichia anomala and Aspergillus flavus

- (Abstract Only)Hua, S.T., Brandl, M., Hernlem, B.J., Sarreal, S.L. 2010. Vitality Stains and Real Time PCR Studies to Delineate the Interactions of Pichia anomala and Aspergillus flavus. American Society for Microbiology General Meeting, San Diego, CA, May 23-27, 2010.Biological activity and property of a biopesticide, Pichia anomala

- (Abstract Only)Influence of Gene Expression on Variable Aflatoxin Production by Different Strains of Aspergillus flavus

- (Abstract Only)POPULATION OF ASPERGILLUS FLAVUS ON PISTACHIO BUDS AND FLOWERS

- (Book / Chapter)Hua, S.T., Mcalpin, C.E., Ly, S.B. 2006. Population of aspergillus flavus on pistachio buds and flowers. In: Mendez-Vilas, A., editor.  Modern Multidisciplinary Applied Microbiology: Exploiting Microbes and Their Interactions.  Weinheim, Germany:Wiley-VCH Verlag. p.440-445.COMPARISON OF TWO POPULATIONS OF ASPERGILLUS FLAVUS AND ASPERGILLUS PARASITICUS ISOLATED FIVE YEARS APART IN A CALIFORNIA ORCHARD

- (Abstract Only)EFFECT OF SPACING AND TIMING ON THE BIOCOMPETITIVENESS OF ATOXIGENIC ASPERGILLUS FLAVUS AGAINST TOXIGENIC STRAINS

- (Abstract Only)PREVENTION OF FUNGAL COLONIZATION ON WOUNDS OF ALMOND AND PISTACHIO NUT-FRUITS BY YEAST IN ORCHARDS

- (Abstract Only)FIELD TESTS OF A BIOCONTROL YEAST IN PISTACHIO ORCHARDS

- (Abstract Only)APPLICATION OF YEAST IN THE FIELD FOR BIOCONTROL OF  ASPERGILLUS FLAVUS

- (Abstract Only)Parfitt, D.E., Almehdi, A.A., Ly, S.B., Campbell, B.C., Hua, S.T. 2003. Application of yeast in the field for biocontrol of  aspergillus flavus [abstract]. Aflatoxin Workshop. p. 81.


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