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ARS Home » Pacific West Area » Albany, California » Western Regional Research Center » Produce Safety and Microbiology Research » People & Locations » Melissa Erickson-Beltran

Melissa Erickson-Beltran
Produce Safety and Microbiology Research
Biological Science Lab Technician (Microbiology)

Phone: (510) 559-6133
Fax: (510) 559-6429

USDA, ARS, PWA, WRRC-PSM
800 BUCHANAN ST
ALBANY, CA 94710

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Using mass spectrometry to detect the presence of and dissect the structure of prions - (Abstract Only)
Silva, C.J., Onisko, B.C., Dynin, I.A., Erickson-Beltran, M.L., Requena, J.R. 2021. Using mass spectrometry to detect the presence of and dissect the structure of prions. Meeting Abstract. Abstract ID: 355344. https://acs.digitellinc.com/acs/live/8/page/18/1?eventSearchInput=3555344+&eventSearchTrack%5B%5D=23.
Time of detection of prions in the brain by nanoscale liquid chromatography coupled to tandem mass spectrometry is comparable to animal bioassay Reprint Icon - (Peer Reviewed Journal)
Silva, C.J., Onisko, B.C., Dynin, I.A., Erickson-Beltran, M.L., Requena, J.R. 2021. Time of detection of prions in the brain by nanoscale liquid chromatography coupled to tandem mass spectrometry is comparable to animal bioassay. Journal of Agricultural and Food Chemistry. 69(7):2279-2286. https://doi.org/10.1021/acs.jafc.0c06241.
Quantifying the role of lysine in prion replication by Nano-LC mass spectrometry and bioassay Reprint Icon - (Peer Reviewed Journal)
Silva, C.J., Erickson-Beltran, M.L., Dynin, I.C. 2020. Quantifying the role of lysine in prion replication by Nano-LC mass spectrometry and bioassay. Frontiers in Bioengineering and Biotechnology. 8. Article 562953. https://doi.org/10.3389/fbioe.2020.562953.
Using targeted mass spectrometry, covalent modification, Western blot, and bioassay to quantitate the relative role of specific lysines in prion replication - (Abstract Only)
C.J. Silva, M.L. Erickson-Beltran, I.C. Dynin. 2020. ANYL 10: Using targeted mass spectrometry, covalent modification, Western blot, and bioassay to quantitate the relative role of specific lysines in prion replication. American Chemical Society Abstracts. ACS Fall 2020 Virtual Meeting & Exposition: 10-ANYL.
Using mass spectrometry to quantify prion polymorphisms and phenotypes in heterozygous sheep and deer - (Abstract Only)
C.J. Silva, M.L. Erickson-Beltran, C. Duque-Velásquez, J.M. Aiken, D. Mckenzie, I. Martín-Burriel, J. Badiola, J.R. Requena, B. Marín, R. Bolea. 2020. AGFD 138: Using mass spectrometry to quantify prion polymorphisms and phenotypes in heterozygous sheep and deer. Abstracts of Papers of the American Chemical Society. ACS Fall 2020 Virtual Meeting & Exposition: 138-AGFD.
A general mass spectrometry-based method of quantitating prion polymorphisms from heterozygous chronic wasting disease-infected cervids Reprint Icon - (Peer Reviewed Journal)
Silva, C.J., Erickson-Beltran, M.L., Duque Velásquez, C., Aiken, J.M., McKenzie, D. 2019. A general mass spectrometry-based method of quantitating prion polymorphisms from heterozygous chronic wasting disease-infected cervids. Analytical Chemistry. 92(1):1276-1284. https://doi.org/10.1021/acs.analchem.9b04449.
Quantitating prion polymorphisms from heterozygous CWD-infected white-tailed deer - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Duque Velásquez, C., Aiken, J.M., Mckenzie, D. 2019.Quantitating prion polymorphisms from heterozygous CWD-infected white-tailed deer [abstract]. 8th Iberian Congress on Prions. 8:33-33. ISBN: 978-972-579-050-2. October, 2019.
A general mass spectrometry-based method of quantitating the oxidation of the methionine side chains in classical and atypical scrapie PrPSc - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Martin-Burriel, I., Badiola, J.J., Requena, J.R., Bolea, R. 2019. 238: A general mass spectrometry-based method of quantitating the oxidation of the methionine side chains in classical and atypical scrapie PrPSc [abstract]. Prion. 13(Supplement):131-132.
A general mass spectrometry-based method of quantitating the relative amounts of PrP polymorphisms in CWD PrPSc - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Duque Velasquez, C., Aiken, J.M., Mckenzie, D. 2019. 237: A general mass spectrometry-based method of quantitating the relative amounts of PrP polymorphisms in CWD PrPSc [abstract]. Prion. 13(supplement):131-131.
Distinguishing among protein conformations (prion strains) by detecting covalent differences using quantitative mass spectrometry - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L. 2019. Distinguishing among protein conformations (prion strains) by detecting covalent differences using quantitative mass spectrometry [abstract]. ASM Microbe 2019, June 20-24, 2019, San Francisco, CA. Poster MBP-19.
Quantitating Shiga toxin production in environmental STEC isolated from a major produce production region in California - (Abstract Only)
Silva, C.J., Lee, B.G., Yambao, J.C., Erickson-Beltran, M.L., Quinones, B. 2019. Quantitating Shiga toxin production in environmental STEC isolated from a major produce production region in California [abstract]. ASM Microbe 2019, June 20-24, 2019, San Francisco, CA. Poster AES-1194.
Quantitating and verifying Shiga toxin expression from Californian environmental STEC by mass spectrometry - (Abstract Only)
Silva, C.J., Lee, B.G., Yambao, J.C., Erickson-Beltran, M.L., Quinones, B. 2019. Quantitating and verifying Shiga toxin expression from Californian environmental STEC by mass spectrometry. Meeting Abstract. Poster. ARS-FSIS 2019 meeting.
Using nanospray liquid chromatography and mass spectrometry to quantitate Shiga toxin production in environmental Escherichia coli recovered from a major produce production region in California Reprint Icon - (Peer Reviewed Journal)
Silva, C.J., Lee, B.G., Yambao, J.C., Erickson-Beltran, M.L., Quiñones, B. 2019. Using nanospray liquid chromatography and mass spectrometry to quantitate Shiga toxin production in environmental Escherichia coli recovered from a major produce production region in California. Journal of Agricultural and Food Chemistry. 67(5):1554-1562. https://doi.org/10.1021/acs.jafc.8b05324.
Exploring the conformational differences between PrPSc from classical and atypical scrapie using mass spectrometry Reprint Icon - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Martin-Burriel, I., Badiola, J., Requena, J.R., Bolea, R. 2018. Exploring the conformational differences between PrPSc from classical and atypical scrapie using mass spectrometry. Meeting Abstract. 38(1):65-80. https://doi.org/10.1051/vetres:2006046.
Using mass spectrometry to determine the relative susceptibility of PrP polymorphisms to atypical scrapie - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Martín-Burriel, I., Badiola, J., Requena, J.R., Bolea, R. 2018. Using mass spectrometry to determine the relative susceptibility of PrP polymorphisms to atypical scrapie. Meeting Abstract. Poster 110. Prion2018, Santiago de Compostela, Spain.
Does methionine oxidation influence the progression of classical or atypical scrapie - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Martín-Burriel, I., Badiola, J., Requena, J.R., Bolea, R. 2018. Does methionine oxidation influence the progression of classical or atypical scrapie. 66thASMS Conference on Mass Spectrometry and Allied Topics. Poster No. ThP 586. June 7, 2018. San Diego California.
Determining the relative susceptibility of four prion protein genotypes to atypical scrapie Reprint Icon - (Peer Reviewed Journal)
Silva, C.J., Erickson-Beltran, M.L., Martín-Burriel, I., Badiola, J., Requena, J.R., Bolea, R. 2017. Determining the relative susceptibility of four prion protein genotypes to atypical scrapie. Analytical Chemistry. 90(2):1255-1262. https://doi.org/10.1021/acs.analchem.7b03985.
Recombinant PrPSc shares structural features with brain-derived PrPSc suggesting that they have a similar architecture: Insights from limited proteolysis Reprint Icon - (Peer Reviewed Journal)
Sevillano, A.M., Fernández-Borges, N., Younas, N., Wang, F., Elezgarai, S.R., Bravo, S., Vázquez-Fernández, E., Rosa, I., Eraña, H., Gil, D., Veiga, S., Vidal, E., Erickson-Beltran, M.L., Guitián, E., Silva, C.J., Nonno, R., Ma, J., Castilla, J., Requena, J.R. 2018. Recombinant PrPSc shares structural features with brain-derived PrPSc suggesting that they have a similar architecture: Insights from limited proteolysis. PLoS Pathogens. 14(1):e1006797. https://doi.org/10.1371/journal.ppat.1006797.
Detecting and distinguishing among covalent and non-covalent differences in proteins: Shiga toxins and prions - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L. 2017. Detecting and distinguishing among covalent and non-covalent differences in proteins: Shiga toxins and prions. Meeting Abstract. 254: 224-AGFD.
Overcoming the challenges of safely quantifying and distinguishing among Shiga toxins in complex media and human serum - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Skinner, C.B., Patfield, S.A., He, X., Wu, V.C. 2017. Overcoming the challenges of safely quantifying and distinguishing among Shiga toxins in complex media and human serum. Meeting Abstract. Poster. ARS-FSIS 2017 meeting.
Using mass spectrometry and small molecule reagents to detect distinctive structural features of different prion conformations (strains) - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Dynin, I.A. 2017. Using mass spectrometry and small molecule reagents to detect distinctive structural features of different prion conformations (strains). Abstracts of the Papers of the American Chemical Society. 253:438-ANYL.
Quantifying the relative amounts of PrP polymorphisms present in prions isolated from heterozygous prion-infected animals - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Hui, C., Badiola, J., Requena, J.R., Bolea, R. 2017. Quantifying the relative amounts of PrP polymorphisms present in prions isolated from heterozygous prion-infected animals. Abstracts of the Papers of the American Chemical Society. 253:208-BIOL.
Detecting and distinguishing among type 1 and type 2 Shiga toxins in human serum - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Skinner, C.B., Patfield, S.A., He, X. 2017. Detecting and distinguishing among type 1 and type 2 Shiga toxins in human serum. Abstracts of the Papers of the American Chemical Society. 253:234-AGFD.
Quantitating PrP polymorphisms present in prions from heterozygous scrapie-infected sheep - (Peer Reviewed Journal)
Silva, C.J., Erickson-Beltran, M.L., Hui, C., Badiola, J.J., Nicholson, E.M., Requena, J.R., Bolea, R. 2016. Quantitating PrP polymorphisms present in prions from heterozygous scrapie-infected sheep. Analytical Chemistry. 89(1):854-861. doi:10.1021/acs.analchem.6b03822.
Detecting and discriminating among Shiga toxins - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Skinner, C.B., Patfield, S.A., He, X., Wu, V.C. 2016. Detecting and discriminating among Shiga toxins. doi: 10.1021/acs.jafc.6b00379.
Using small molecule reagents to help distinguish among prion structural models - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Dynin, I.A. 2016. Using small molecule reagents to help distinguish among prion structural models. Prion 10(Supplement 1). p. S37-S38.
Safe, rapid, and sensitive method of quantitating and distinguishing among Shiga toxins in complex media and human serum - (Abstract Only)
Wu, V.C., Silva, C.J., Erickson-Beltran, M.L., Skinner, C.B., Patfield, S.A., He, X. 2016. Safe, rapid, and sensitive method of quantitating and distinguishing among Shiga toxins in complex media and human serum. ARS Food Safety and Inspection Service Research Workshop. ARS-FSIS.
Covalent surface modification of prions: a mass spectrometry-based means of detecting distinctive structural features of prion strains Reprint Icon - (Peer Reviewed Journal)
Silva, C.J., Erickson-Beltran, M.L., Dynin, I.C. 2016. Covalent surface modification of prions: a mass spectrometry-based means of detecting distinctive structural features of prion strains. Biochemistry. 55:894-902.
Mass spectrometry-based method of detecting and distinguishing type 1 and type 2 Shiga-like toxins in human serum Reprint Icon - (Peer Reviewed Journal)
Silva, C.J., Erickson-Beltran, M.L., Skinner, C.B., Patfield, S.A., He, X. 2015. Mass spectrometry-based method of detecting and distinguishing type 1 and type 2 Shiga-like toxins in human serum. Toxins. 7:5236-5253.
The chemistry of prions: small molecules, protein conformers and mass spectrometry Reprint Icon - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L. 2015. The chemistry of prions: small molecules, protein conformers and mass spectrometry. Meeting Abstract. Prion (Supplement 1) 9: S70.
The view from above: The potential of aerial surveillance in identifying CWD infected herds. Reprint Icon - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L. 2015. The view from above: The potential of aerial surveillance in identifying CWD infected herds.. Meeting Abstract. Prion (Supplement 1) 9: S73..
Safe and effective means of detecting and quantitating Shiga-like toxins in attomole amounts Reprint Icon - (Peer Reviewed Journal)
Silva, C.J., Erickson-Beltran, M.L., Skinner, C.B., Dynin, I., Hui, C., Patfield, S.A., Carter, J.M., He, X. 2014. Safe and effective means of detecting and quantitating Shiga-like toxins in attomole amounts. Analytical Chemistry. 86(10):4698-4706.
Oxidized methionine is not a prion-specific covalent modification Reprint Icon - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Dynin, I., Hui, C., Carter, J.M. 2014. Oxidized methionine is not a prion-specific covalent modification. Meeting Abstract. Abstracts of the Papers of the American Chemical Society. 248: 230-BIOL.
Small molecules and antibodies: a means of distinguishing between PrPC and PrPSc Reprint Icon - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Dynin, I.A. 2014. Small molecules and antibodies: a means of distinguishing between PrPC and PrPSc [abstract]. Meeting Abstract. Current Topics in Biological Chemistry. Paper No. 12.
Using mass spectrometry to detect and discriminate among Shiga-like toxins in the attomole range. Reprint Icon - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Skinner, C.B., Dynin, I.A., Hui, C., Patfield, S.A., He, X. 2014. Using mass spectrometry to detect and discriminate among Shiga-like toxins in the attomole range [abstract]. Meeting Abstract. Innovations in Mass Spectrometry. Paper No. 355.
Distinguishing between PrPC and PrPSc using small molecule reagents - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Dynin, I., Carter, J.M. 2013. Distinguishing between PrPC and PrPSc using small molecule reagents. Meeting Abstract. Prion 2013 Banff, Alberta, Canada May 26-29, 2013. jdc..
Distinguishing between PrPC and PrPSc using small molecule reagents(Abstract) - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Dynin, I.A., Carter, J.M. 2013. Distinguishing between PrPC and PrPSc using small molecule reagents(Abstract). Meeting Abstract. PS 25.
Oxidation of methionine in PrP is dependent upon the oxidant and the amino acid two positions removed(Abstract) Reprint Icon - (Proceedings)
Silva, C.J., Dynin, I.A., Erickson-Beltran, M.L., Hui, C., Carter, J.M. 2013. Oxidation of methionine in PrP is dependent upon the oxidant and the amino acid two positions removed(Abstract). Meeting Abstract. Prion 7:81. Available: https://landesbioscience.com/journals/prion/05-Prion7-2ARB-Posters%20PS.pdf.
A comparison of the structure of the PK-sensitive and PK-resistant forms of PrPSc(Abstract) - (Abstract Only)
Silva, C.J., Sajnani, G., Ramos, A., Pastrana, M.A., Onisko, B.C., Erickson-Beltran, M.L., Antaki, E.M., Dynin, I.A., Vazquez-Fernandez, E., Sigurdson, C.J., Carter, J.M., Requena, J.R. 2013. A comparison of the structure of the PK-sensitive and PK-resistant forms of PrPSc(Abstract). Meeting Abstract. PS 26.
Oxidation of methionine 216 in sheep and elk prion protein is highly dependent upon the amino acid at position 218 but is not important for prion propagation Reprint Icon - (Peer Reviewed Journal)
Silva, C.J., Dynin, I.A., Erickson-Beltran, M.L., Requena, J.R., Balachandran, A., Onisko, B.C., Hui, C., Carter, J.M. 2013. Using mass spectrometry to detect prions and oxidized prions in scrapie-infected sheep and CWD-infected elk. Biochemistry. 52:2139-2147. doi:10.1021/bi3016795.
Oxidation of methionine in PrP is dependent upon the oxidant and the amino acid two positions removed - (Abstract Only)
Detecting and discriminating among pathogenic protein conformers(prions), using mass spectrometry-based and antibody-based approaches(Abstract) - (Abstract Only)
Silva, C.J., Onisko, B.C., Dynin, I.A., Erickson-Beltran, M.L., Hui, C., Carter, J.M. 2012. Detecting and discriminating among pathogenic protein conformers(prions), using mass spectrometry-based and antibody-based approaches(Abstract). Meeting Abstract. Poster 216.
Using synthetic small molecule reagents and antibodies to distinguish among PrP conformers: new uses for old antibodies - (Abstract Only)
Silva, C.J., Erickson-Beltran, M.L., Dynin, I.A., Carter, J.M. 2012. Using synthetic small molecule reagents and antibodies to distinguish among PrP conformers: new uses for old antibodies. Meeting Abstract. Prion 6(supplement),90.
Molecular approaches to detecting and discriminating among prions, a class of pathogenic molecules(Abstract) - (Abstract Only)
Silva, C.J., Onisko, B.C., Dynin, I.A., Erickson-Beltran, M.L., Hui, C., Carter, J.M. 2012. Molecular approaches to detecting and discriminating among prions, a class of pathogenic molecules(Abstract). Meeting Abstract. Poster, 615.
PK-sensitive PrPSc is infectious and shares basic structural features with PK-resistant PrPSc - (Peer Reviewed Journal)
Sajnani, G., Silva, C.J., Ramos, A., Pastrana, M.A., Onisko, B.C., Erickson-Beltran, M.L., Antaki, E.M., Sigurdson, C.J., Carter, J.M., Requena, J.R. 2012. PK-sensitive PrPSc is infectious and shares basic structural features with PK-resistant PrPSc. PLoS Pathogens. 8(3):e1002547. doi:10.1371/journal.ppat.1002547.
Using Mass Spectrometry to Diagnose Prion diseases: Can we do that? - (Abstract Only)
Diagnosing Prion Diseases: Mass Spectrometry-Based Approaches - (Abstract Only)
Silva, C.J., Erickson, M.L., Dynin, I.A., Onisko, B.C., Carter, J.M. 2011. Diagnosing Prion Diseases: Mass Spectrometry-Based Approaches. Meeting Abstract. Prion, Volume 5 (Supplement), April/May/June 2011. page 85.
Utility of mass spectrometry in the diagnosis of prion diseases - (Peer Reviewed Journal)
Silva, C.J., Onisko, B.C., Dynin, I.A., Erickson-Beltran, M.L., Requena, J.J., Carter, J.M. 2011. Utility of mass spectrometry in the diagnosis of prion diseases. Analytical Chemistry. 83(5):1609-1615. doi:10.1021/ac102527w.
Detecting and quantifying prions: Mass spectrometry-based approaches - (Abstract Only)
Assessing the Role of Oxidized Methionine at Position 213 in the Formation of Prions in Hamsters - (Peer Reviewed Journal)
Silva, C.J., Onisko, B.C., Dynin, I.A., Erickson, M.L., Vensel, W.H., Requena, J., Antaki, E.M., Carter, J.M. 2010. Assessing the Role of Oxidized Methionine at Position 213 in the Formation of Prions in Hamsters. Journal of Biochemistry. (49):1854-1861.
Mass Spectrometry of Prions: Approaches to Conformational Distinction - (Abstract Only)
Silva, C.J., Onisko, B., Dynin, I.A., Erickson, M.L., Carter, J.M. 2009. Mass Spectrometry of Prions: Approaches to Conformational Distinction. [Abstract]. AOAC 123rd Annual Meeting & Exposition. S-902. p68-69
Quantifying prions in experimentally infected animals - (Abstract Only)
Silva, C.J., Onisko, B.C., Dynin, I.A., Erickson, M.L., Carter, J.M. 2009. Quantifying prions in experimentally infected animals. [Abstract]. PrP Canada Navigating the Risks. Path 58. p81.
Mass Spectrometric Approaches to Detecting and Quantifying Prions - (Abstract Only)
Silva, C.J., Onisko, B.C., Dynin, I.A., Erickson, M.L. 2009. Mass Spectrometric Approaches to Detecting and Quantifying Prions. [Abstract]. PrP Canada p28.
Mass spectrometric approaches to detecting prions and protein conformers - (Abstract Only)
Silva, C.J., Onisko, B.C., Dynin, I.A., Erickson, M.L. 2009. Mass spectrometric approaches to detecting prions and protein conformers. [Abstract] AOAC S-401. p63
Mass Spectrometric Approaches to Detecting and Quantifying Prions - (Abstract Only)
Silva, C.J., Onisko, B.C., Dynin, I.A., Erickson, M.L., Carter, J.M. 2008. Mass Spectrometric Approaches to Detecting and Quantifying Prions. [Abstract]. Third International CWD Symposium. Advancing the Science and Developing the Tools. Vol 3. p23.
Sensitive, Preclinical Detection of Prions in Brain by nanospray liquid chromatography/tandem mass spectrometry - (Peer Reviewed Journal)
Onisko, B.C., Silva, C.J., Dynin, I.A., Erickson, M.L., Vensel, W.H., Hnasko, R.M., Requena, J.R., Carter, J.M. 2007. Sensitive, Preclinical Detection of Prions in Brain by nanospray liquid chromatography/tandem mass spectrometry. Rapid Communications in Mass Spectrometry. 21(24):4023-4026.
Mass Spectrometric Detection of Attomole Amounts of the Prion Protein by nanoLC-MS-MS - (Peer Reviewed Journal)
Onisko, B.C., Dynin, I.A., Requena, J.R., Silva, C.J., Erickson, M.L., Carter, J.M. 2007. Mass Spectrometric Detection of Attomole Amounts of the Prion Protein by nanoLC-MS-MS. Journal of American Society for Mass Spectrometry. Volume(18); 1070-1079