Veterinary research

01 16 October 2026

DOI 10.1186/s13567-026-01857-0

H9N2 avian influenza virus in Muscovy ducks: a nationwide epidemiological survey and vaccine efficacy assessment

Open DOI

Xinwei Cao, Wenyang Li, Zelin Liu et al.

Avian influenza viruses (AIVs) are recognized as persistent threats to poultry health and global food security. The H9N2 subtype is widely distributed in poultry. A nationwide epidemiological survey was conducted in South, North, Central...

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02 11 October 2026

DOI 10.1186/s13567-026-01838-3

Innate immune response to Streptococcus suis infection: advances and future challenges

Open DOI

François Meurens, Fanny Renois, Jianzhong Zhu et al.

Streptococcus suis is a pathogenic bacterium primarily found in pigs, where it causes sudden death and meningitis, but it is also capable of causing septic shock and meningitis in humans, being the most important cause of adult bacterial...

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03 11 October 2026

DOI 10.1186/s13567-026-01854-3

PRRSV infection induces mitochondrial damage and releases mitochondrial dsRNA to activate the NLRP3-dependent inflammatory response

Open DOI

Jiangnan Li, Caihong Bi, Liguo Gao et al.

Porcine reproductive and respiratory syndrome (PRRS), caused by the PRRS virus (PRRSV), remains one of the most economically significant infectious diseases affecting the global swine industry, resulting in annual losses exceeding US $1....

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04 11 October 2026

DOI 10.1186/s13567-026-01851-6

An efficient and versatile reverse genetics system for bovine coronavirus facilitates antiviral evaluation

Open DOI

Yiran Zeng, Hanqiong Gao, Yuanlu Lu et al.

Bovine coronavirus (BCoV), a primary etiological agent of calf diarrhea, exhibits dual tropism for the respiratory and enteric tracts. However, research on BCoV gene function and pathogenesis has been limited by the lack of convenient an...

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05 10 October 2026

DOI 10.1186/s13567-026-01853-4

Stepwise evolution of tigecycline resistance in Enterococcus hirae through early IS1216E-mediated tet(L) amplification and subsequent rpsJ mutations

Open DOI

Yanbin Dong, Zhongyi Fang, Zhengyu Wei et al.

Enterococcus spp. from food animals represent important reservoirs of antimicrobial resistance; however, the mechanisms underlying tigecycline resistance remain poorly understood. In this study, we investigated the genetic basis and evol...

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06 7 October 2026

DOI 10.1186/s13567-026-01847-2

Multiple introductions and spread of novel reassortant highly pathogenic avian influenza A (H5N1) clade 2.3.4.4b viruses via wild birds, South Korea, 2024–2025

Open DOI

Ye-Ram Seo, Ha-Eun Lee, Dong-Ju Kim et al.

Between 14 October 2024 and 24 March 2025, 43 cases of clade 2.3.4.4b highly pathogenic avian influenza (HPAI) type A (H5N1) infections in wild birds and 1 case in a leopard cat were detected through the national HPAI surveillance progra...

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07 7 October 2026

DOI 10.1186/s13567-026-01848-1

Bos indicus cattle resistant to digital dermatitis exhibit a balanced proinflammatory cytokine response upon exposure to Treponema phagedenis in contrast to Bos taurus cattle

Open DOI

Thomas Démoulins, Thatcha Yimthin, Laura Tassera et al.

Bovine digital dermatitis (BDD) is a globally distributed infectious hoof disease that negatively impacts the wellbeing and productivity of the affected animal. Treponema species and in particular Treponema phagedenis are the microbes st...

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08 7 October 2026

DOI 10.1186/s13567-026-01852-5

Generation and epitope mapping of two distinct neutralizing mAb subsets targeting BVDV E2: a pan-pestivirus cross-reactive linear epitope and a BVDV-specific conformational epitope

Open DOI

Fei Bao, Shijiang Mi, Zhongdi Liu et al.

Bovine viral diarrhea virus (BVDV) is an important infectious pathogen responsible for substantial economic losses in the global cattle industry. The structural protein E2 serves as a major protective antigen of BVDV and is the main targ...

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09 6 October 2026

DOI 10.1186/s13567-026-01844-5

Chicken cathelicidin-3 protected mice from avian pathogenic Escherichia coli infection mediated by triggering chemokine CCL3 pathway

Open DOI

Luyao Jiang, Fan Yang, Jiayan Wu et al.

Host defense peptides (HDPs) possess both direct bacteriocidal and immunomodulatory activities. In this study, chicken cathelicidin-1 (cCATH-1) and chicken cathelicidin-3 (cCATH-3) were selected based on their markedly different minimum ...

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10 3 October 2026

DOI 10.1186/s13567-026-01845-4

Cooperation between Adh and OR5M11 contributes to the lung pathogenicity of Actinobacillus pleuropneumoniae by facilitating the NLRP3-mediated inflammatory response

Open DOI

Bo Wen, Xiaoli Yin, Xinhe Zhang et al.

Actinobacillus pleuropneumoniae ( A. pleuropneumoniae ) is the etiologic agent of porcine pleuropneumonia, a severe respiratory disease characterized by hemorrhagic, necrotizing lung lesions that cause significant economic losses on the ...

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