Publications by authors named "Andrea Packham"

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Effect of Long-Term Freezing on Indirect Fluorescent Antibody Titers for the Diagnosis of Equine Protozoal Myeloencephalitis.
Claudia Valderrama-Martinez, Andrea Packham, Woutrina Smith, Jorge Eduardo Mendoza-Flores, Shichen Zheng

J Vet Intern Med· August 2025

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Effect of beaver dam analogs (BDAs) on waterborne protozoal pathogens and .
Ariel I Loredo, Andrea Packham, Nick Graham, Skylar Johnson, Stephanie Elliott

Appl Environ Microbiol· April 2025

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Effect of refrigeration, room temperature, and processing time on serum immunofluorescent antibody titers for Sarcocystis neurona.
Claudia Valderrama-Martinez, Andrea Packham, Shichen Zheng, Woutrina Smith, Magdalena Plancarte

J Vet Intern Med· December 2024

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A fresh look at the SarcoFluor antibody test for the detection of specific antibodies to Sarcocystis neurona for the diagnosis of equine protozoal myeloencephalitis.
Pranav S Pandit, Woutrina A Smith, Carrie J Finno, Monica Aleman, Patricia A Conrad, Andrea Packham

Vet Parasitol· August 2024

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Whole genome enrichment approach for genomic surveillance of Toxoplasma gondii.
Balaji Sundararaman, Karen Shapiro, Andrea Packham, Lauren E Camp, Rachel S Meyer

Food Microbiol· April 2024

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Molecular detection and viability discrimination of zoonotic protozoan pathogens in oysters and seawater.
Minji Kim, Lezlie Rueda, Andrea Packham, James Moore, Stefan Wuertz

Int J Food Microbiol· December 2023

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Evidence of intrathecally-derived antibodies against Toxoplasma gondii in horses suspected of neurological disease consistent with equine protozoal myeloencephalitis.
Pedro N Bernardino, Nicola Pusterla, Patricia A Conrad, Andrea E Packham, Eva Tamez-Trevino

Vet Parasitol· June 2023

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Associations between faecal pathogen detection, E. coli concentrations and youth exhibitor biosecurity practices at California county fairs.
Miles E Daniels, Martin H Smith, Andrea E Packham, Cheryl L Meehan, Audrey Bautois

Zoonoses Public Health· November 2021

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Quantification of viable protozoan parasites on leafy greens using molecular methods.
Minji Kim, Karen Shapiro, Verónica B Rajal, Andrea Packham, Beatriz Aguilar

Food Microbiol· October 2021

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Molecular detection of Sarcocystis neurona in cerebrospinal fluid from 210 horses with suspected neurologic disease.
Pedro N Bernardino, Woutrina A Smith, Patricia A Conrad, Andrea E Packham, Eva Tamez-Trevino

Vet Parasitol· March 2021

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Borrelia burgdorferi and Borrelia miyamotoi seroprevalence in California blood donors.
Sharon I Brummitt, Anne M Kjemtrup, Danielle J Harvey, Jeannine M Petersen, Christopher Sexton, Andrea E Packham

PLoS One· February 2021

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Simultaneous detection of four protozoan parasites on leafy greens using a novel multiplex PCR assay.
Karen Shapiro, Minji Kim, Veronica B Rajal, Michael J Arrowood, Andrea Packham

Food Microbiol· December 2019

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Type X strains of Toxoplasma gondii are virulent for southern sea otters (Enhydra lutris nereis) and present in felids from nearby watersheds.
Karen Shapiro, Elizabeth VanWormer, Andrea Packham, Erin Dodd, Patricia A Conrad

Proc Biol Sci· August 2019

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Seroprevalences of anti-Sarcocystis neurona and anti-Neospora hughesi antibodies among healthy equids in the United States.
Kaitlyn E James, Woutrina A Smith, Patricia A Conrad, Andrea E Packham, Leopoldo Guerrero

J Am Vet Med Assoc· June 2017

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Detection and characterization of diverse coccidian protozoa shed by California sea lions.
Yvette A Girard, Christine K Johnson, Heather M Fritz, Karen Shapiro, Andrea E Packham

Int J Parasitol Parasites Wildl· April 2016

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Dual congenital transmission of Toxoplasma gondii and Sarcocystis neurona in a late-term aborted pup from a chronically infected southern sea otter (Enhydra lutris nereis).
Karen Shapiro, Melissa A Miller, Andrea E Packham, Beatriz Aguilar, Patricia A Conrad

Parasitology· March 2016

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Daily feeding of diclazuril top dress pellets in foals reduces seroconversion to Sarcocystis neurona.
Nicola Pusterla, Andrea Packham, Sarah Mackie, Philip H Kass, Laszlo Hunyadi

Vet J· November 2015

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Serological investigation of transplacental infection with Neospora hughesi and Sarcocystis neurona in broodmares.
Nicola Pusterla, Sarah Mackie, Andrea Packham, Patricia A Conrad

Vet J· December 2014

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Surveillance for zoonotic and selected pathogens in harbor seals Phoca vitulina from central California.
Denise J Greig, Frances M D Gulland, Woutrina A Smith, Patricia A Conrad, Cara L Field, Andrea Packham

Dis Aquat Organ· September 2014

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Comparison of prevalence factors in horses with and without seropositivity to Neospora hughesi and/or Sarcocystis neurona.
Nicola Pusterla, Eva Tamez-Trevino, Alexandria White, Joshua Vangeem, Andrea Packham

Vet J· May 2014

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Serum antibodies from a subset of horses positive for Babesia caballi by competitive enzyme-linked immunosorbent assay demonstrate a protein recognition pattern that is not consistent with infection.
Peter O Awinda, Robert H Mealey, Laura B A Williams, Patricia A Conrad, Andrea E Packham

Clin Vaccine Immunol· November 2013

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A protozoal-associated epizootic impacting marine wildlife: mass-mortality of southern sea otters (Enhydra lutris nereis) due to Sarcocystis neurona infection.
Melissa A Miller, Patricia A Conrad, Michael Harris, Brian Hatfield, Gregg Langlois, Andrea E Packham

Vet Parasitol· September 2010

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Congenital transmission of Toxoplasma gondii in deer mice (Peromyscus maniculatus) after oral oocyst infection.
Daniel Rejmanek, Elizabeth Vanwormer, Jonna A K Mazet, Andrea E Packham, Beatriz Aguilar

J Parasitol· June 2010

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Prevalence and risk factors associated with Sarcocystis neurona infections in opossums (Didelphis virginiana) from central California.
Daniel Rejmanek, Elizabeth Vanwormer, Melissa A Miller, Jonna A K Mazet, Amy E Nichelason, Andrea E Packham

Vet Parasitol· December 2009

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Risk factors for Toxoplasma gondii infection in wild rodents from central coastal California and a review of T. gondii prevalence in rodents.
Haydee A Dabritz, Melissa A Miller, Ian A Gardner, Andrea E Packham, E Robert Atwill

J Parasitol· June 2008

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