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ARS Home » Midwest Area » Ames, Iowa » National Animal Disease Center » Ruminant Diseases and Immunology Research » Research » Research Project #447973

Research Project: Duration of Immunity and Passive Transfer HPAI Vaccination Study

Location: Ruminant Diseases and Immunology Research

Project Number: 5030-32000-238-024-S
Project Type: Non-Assistance Cooperative Agreement

Start Date: Aug 1, 2026
End Date: May 31, 2027

Objective:
Determine the duration of immunity following vaccination against HPAI in pregnant cows and if their calves acquire passive immunity from vaccination of their dams.

Approach:
The Cooperator will maintain 100 head of pregnant cows vaccinated by ARS , calve the cows out, and assess antibodies in both cows and calves