Researcher

M. Parra

Iowa State University

2 developments in the corpus

Following this puts new work involving it at the top of your briefing, with a note saying why it is there. Links are taken from the source record, never inferred.

Latest

Everything in the corpus, newest first.

JUL 28, 2026 · JOURNAL ARTICLE

Oral Immunization with Maize-Expressed PEDV S1 Antigen Modulates Mucosal Immunity in Weaned Pigs 2304205

The Journal of Immunology

A controlled animal study of sound design showing clinical benefit (reduced diarrhea, improved growth) and coordinated immune responses, but limited by single-species testing, surrogate endpoints, and absence of efficacy statistics for the primary comparisons.

PromisingM. Parra Ana Castillo Animal Virus Infections Studies

Reported

Sample size per group15

Viral shedding difference (Contro…p≤0.01

Body weight day 45 (Vaccine-2 vs…p≤0.01

JUL 28, 2026 · JOURNAL ARTICLE

Immune responses to ORF2-based vaccination and experimental porcine circovirus type 3 challenge in cesarean-derived, colostrum-deprived pigs 2309059

The Journal of Immunology

Small single-site controlled animal study with surrogate immunological endpoints and no clinical disease observed; provides mechanistic insight into PCV3 vaccine response but lacks power and clinical outcome data needed for efficacy claims.

PreliminaryM. Parra Animal Virus Infections Studies Animal Disease Management and Epidemiology

Reported

Vaccine dose150 µg recombinant PCV3 ORF2 protein

Challenge dose133.33 µg PCV3

Group size6