# Feral Swine in the United States Have Been Exposed to both Avian and Swine Influenza A Viruses – American Association of Swine Veterinarians

> A study of 8,239 feral swine samples collected from 2010 to 2013 across 35 US states found 4.9% carried influenza A antibodies. Most cross-reacted with swine viruses, while 16 samples reacted to both avian and swine strains.

- Date: 2018-01-10 · published 2018-01-10T12:00:00.000Z
- Category: disease · region US · magnitude low
- Page: https://feedsoft.ai/events/66877-feral-swine-in-the-united-states-have-been-exposed-to-both-avian-and-swine
- Commodities: [Lean Hogs](https://feedsoft.ai/c/HOGS.md), [Chicken](https://feedsoft.ai/c/CHICKEN.md), [Soybean Meal](https://feedsoft.ai/c/SBM.md)

## Why it matters

The research flags a possible route for novel influenza strains to reach domestic pigs, but it reports no change in herd numbers or supply and does not move prices.

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| HOGS | 2023-03-29 | [Avian Influenza: An Update for Veterinarians – American Association of Swine Veterinarians](https://feedsoft.ai/events/16204-avian-influenza-an-update-for-veterinarians-american-association-of-swine.md) | -4.4% | -2.2% |
| HOGS | 2019-01-23 | [ASF Continues Spread in China and FMD on the Move in South Africa – American Association of Swine Veterinarians](https://feedsoft.ai/events/60978-asf-continues-spread-in-china-and-fmd-on-the-move-in-south-africa-american.md) | -4.4% | -6.6% |
| HOGS | 2018-01-24 | [Not Too Late: Pork Checkoff Offers Influenza Defense Tips – American Association of Swine Veterinarians](https://feedsoft.ai/events/66880-not-too-late-pork-checkoff-offers-influenza-defense-tips-american-association.md) | +0.6% | -3.2% |
| HOGS | 2021-04-27 | [African Swine Fever Virus Mutations May Pose Detection Challenges – American Association of Swine Veterinarians](https://feedsoft.ai/events/47474-african-swine-fever-virus-mutations-may-pose-detection-challenges-american.md) | +0.9% | +3.6% |
| HOGS | 2019-02-27 | [Cases Keep Coming: African Swine Fever in Vietnam, China – American Association of Swine Veterinarians](https://feedsoft.ai/events/60496-cases-keep-coming-african-swine-fever-in-vietnam-china-american-association-of.md) | +2.6% | +33.8% |
| SBM | 2023-03-29 | [Avian Influenza: An Update for Veterinarians – American Association of Swine Veterinarians](https://feedsoft.ai/events/16204-avian-influenza-an-update-for-veterinarians-american-association-of-swine.md) | +0.2% | -5.1% |
| SBM | 2019-01-23 | [ASF Continues Spread in China and FMD on the Move in South Africa – American Association of Swine Veterinarians](https://feedsoft.ai/events/60978-asf-continues-spread-in-china-and-fmd-on-the-move-in-south-africa-american.md) | -0.4% | -2.5% |
| SBM | 2018-01-24 | [Not Too Late: Pork Checkoff Offers Influenza Defense Tips – American Association of Swine Veterinarians](https://feedsoft.ai/events/66880-not-too-late-pork-checkoff-offers-influenza-defense-tips-american-association.md) | +0.3% | +11.3% |

## Sources

- aasv.org: https://www.aasv.org/2018/01/feral-swine-in-the-united-states-have-been-exposed-to-both-avian-and-swine-influenza-a-viruses/

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.