Recent evidence findings
Generating research brief from recent literature...
Summarizing recent literature with GPT-5... AI-generated summary. Interpret with care and verify against the source literature.
30 literature
12 viruses
13 countries
| Publication date | Type | Key finding | PMID |
|---|---|---|---|
| 2026-06 | Spillover Event | Highly pathogenic avian influenza virus H5N1 of clade 2.3.4.4b spilled over from wild birds to dairy cattle in the United States in early 2024. | 41819722 |
| 2026-06 | Zoonotic Surveillance | Genomic surveillance detected WNV-1 and WNV-2, including co-infection, in environmental samples from wild birds and mosquito pools collected in Italy during 2022–2023. | 41552429 |
| 2026-06 | Genomic Evolution | Phylogenetic analysis revealed co-circulation and overwintering of Usutu virus lineages Africa 3 and Europe 2 in wild birds in north-eastern Spain, with Europe 2 detected for the first time in Spain. | 42004747 |
| 2026-06 | Zoonotic Surveillance | A data-driven quantitative model integrated bird migration and cattle density data to estimate the risk of HPAIV H5N1 introduction from wild birds to cattle in Denmark, supporting targeted zoonotic surveillance. | 41819722 |
| 2026-06 | Spillover Event | Phylogenetic analyses provided evidence of human spillover of Usutu virus in Spain, linking enzootic circulation in birds and mosquitoes to occasional human infections. | 42004747 |
| 2026-05-28 | Zoonotic Surveillance | Circovirus (GullCV) was detected in a Sterna hirundinacea specimen during molecular surveillance of birds and mammals on the Brazilian coast, showing 83% nucleotide identity with circoviruses previously found in gulls. | 42209892 |
| 2026-05-26 | Molecular Adaptation | The Q226H mutation in avian H5N1 hemagglutinin enables binding to human-type α2-6 sialic acid receptors, representing a structural adaptation towards human infection. | 42244705 |
| 2026-05-26 | Spillover Event | A human case in British Columbia was identified with infection by a clade 2.3.4.4b H5 avian influenza virus containing a mixture of 226Q/H in hemagglutinin. | 42244705 |
| 2026-05-24 | Host Range Experiment | Experimental inoculation of lactating dairy cattle with influenza A(H5N1) B3.13 genotype virus established robust infection and high-titer viral shedding in milk at doses as low as 10 TCID50. | 42177170 |
| 2026-05-20 | Zoonotic Surveillance | Environmental metagenomic surveillance detected avian influenza virus in one-third of wetland water samples along the East Atlantic Flyway, indicating presence of low-pathogenicity AIV and potential animal host associations. | 42029155 |
| 2026-05-20 | Cross Species Transmission | Genetic evolution and viral ecology analyses suggest possible poultry-to-wild-bird transmission of genotype IX Newcastle disease virus. | 42159397 |
| 2026-05-20 | Reservoir Ecology | Wetlands were identified as environmental interfaces connecting wildlife, livestock, and humans, potentially facilitating pathogen transmission across domains. | 42029155 |
| 2026-05-15 | Spillover Event | Independent introductions of HPAI H5N1 onto poultry farms in British Columbia were associated with elevated precipitation, decreased maximum relative humidity, and increased occurrence of certain wild bird species. | 42136541 |
| 2026-05-14 | Recombination Or Reassortment | The H5N1 viruses detected in Uruguay were reassortant strains combining Eurasian HA, NA, and MP gene segments with internal genes derived from both South American and North American avian influenza lineages. | 42198761 |
| 2026-05-14 | Genomic Evolution | Phylogenetic analyses revealed two related viral groups differing in PB2 origin and showed increasing genetic diversity of H5N1 viruses in South America. | 42198761 |
| 2026-05-14 | Zoonotic Surveillance | Eight H5N1 viruses of the Gs/GD lineage were detected in wild birds in Uruguay, demonstrating the continued presence and genomic diversification of avian influenza viruses in South American bird populations. | 42198761 |
| 2026-05-12 | Zoonotic Surveillance | Phylogenetic analysis showed that the Peruvian H9N2 viruses were of North American origin, indicating a new introduction of this lineage into South America likely via migratory wild birds. | 42182300 |
| 2026-05-11 | Zoonotic Surveillance | Surveillance across North America documented widespread detections of H5Nx clade 2.3.4.4b viruses in wild birds and poultry, with repeated spillover events into wild and domestic mammals. | 42114152 |
| 2026-05-11 | Cross Species Transmission | Detection of H5Nx clade 2.3.4.4b genotype B3.13 in United States dairy cattle indicates avian-origin influenza virus transmission into mammals. | 42114152 |
| 2026-05-09 | Zoonotic Surveillance | A meta-transcriptomic survey of 22 wild animal species on the Qinghai-Tibet Plateau revealed rich virome diversity and identified 36 viral genera with potential pathogenicity to humans or animals. | 42106372 |
| 2026-05-08 | Zoonotic Surveillance | HPAI H5N1 clade 2.3.4.4b has caused extensive mortality in wild bird populations and expanded host range, with integrated surveillance of Sandwich terns revealing age-specific vulnerability and immunological responses. | 42101093 |
| 2026-05-08 | Cross Species Transmission | H9N2 avian influenza viruses were detected and isolated from swine, indicating infection of pigs by avian-origin influenza viruses. | 42104325 |
| 2026-05-08 | Reservoir Ecology | Host adaptation and population immunological responses modulate HPAI outbreak dynamics among Sandwich terns and other seabirds. | 42101093 |
| 2026-05 | Cross Species Transmission | H7N9 avian influenza virus circulates among wild birds and poultry, with isolates of chicken and quail origin demonstrating avian-to-avian cross-species transmission potential. | 41747464 |
| 2026-05 | Spillover Event | HPAIV H5N1 was confirmed in unpasteurized milk from affected dairy cows in Texas and New Mexico, indicating avian-to-cattle transmission. | 41703951 |
| 2026-05 | Spillover Event | HPAIV H5N1 infection was confirmed in peridomestic birds and domestic cats from affected dairy farm premises, supporting animal-to-animal spillover of avian-origin virus. | 41703951 |
| 2026-05 | Spillover Event | H7N9 avian influenza virus transmitted from wild birds and poultry to humans, causing severe respiratory disease and high mortality. | 41747464 |
| 2026-05 | Outbreak Investigation | Highly pathogenic avian influenza virus H5N1 was confirmed in unpasteurized milk from affected dairy cows during an outbreak investigation in the Texas Panhandle and eastern New Mexico in March–April 2024. | 41703951 |
| 2026-05 | Genomic Evolution | Phylogenetic and molecular characterization of H7N9 isolates revealed two HA gene evolutionary lineages in poultry associated with differing virulence and mammalian adaptation potential. | 41747464 |
| 2026-05 | Spillover Event | Serologic evidence in wild boars suggests possible spillover of avian or human influenza A viruses into wild boar populations in Spain. | 41668256 |
| 2026-05 | Cross Species Transmission | Serologic evidence suggests potential avian influenza virus H5N1 transmission from birds or poultry to wild boars in Spain. | 41668256 |
| 2026-04-21 | Cross Species Transmission | Influenza A viruses were transmitted from wild aquatic birds to seals multiple times as confirmed by phylogenetic analysis. | 41874045 |
| 2026-04-21 | Spillover Event | Multiple avian influenza A viruses spilled over from wild birds to seals, including an H10N7 virus detected in 2014 in Northeastern Europe. | 41874045 |
| 2026-04-20 | Genomic Evolution | Genomic analysis of over 21,000 H5N1 sequences revealed an evolutionary shift in 2024, producing the D1.1 reassortant lineage through interhemispheric migration and reassortment. | 42079231 |
| 2026-04-20 | Spillover Event | H5N1 avian influenza viruses circulating in wild birds in North America spilled over into mammals. | 42079231 |
| 2026-04-20 | Cross Species Transmission | H5N1 D1.1 genotype avian influenza viruses transmitted from wild birds to bovines in North America. | 42079231 |
| 2026-04-07 | Cross Species Transmission | HPAI H5N1 strains of avian origin can infect bovine cells, demonstrating potential cross-species transmission from birds to cattle. | 41728991 |
| 2026-04 | Spillover Event | Highly pathogenic avian influenza A(H5) viruses have repeatedly spilled over from animal sources into humans since 1997. | 42064832 |
| 2026-04-01 | Reservoir Ecology | Wild bird reservoir density and cold-weather conditions were major ecological drivers of highly pathogenic avian influenza H5N1 outbreak risk in the United States, likely via effects on environmental viral persistence and reservoir host physiology. | 41959793 |
| 2026-04-01 | Spillover Event | Highly pathogenic avian influenza H5N1 genotypes B3.13 and D1.1 spilled over from wild birds into dairy cattle in the United States in late 2023 and late 2024. | 41959054 |
| 2026-04 | Genomic Evolution | Phylogenetic and sequence analysis of H1N1 avian influenza viruses from wild birds in Shanghai showed distinct avian lineages with recombinant genetic origins diverging from mammalian H1N1 strains. | 41653626 |
| 2026-04-01 | Outbreak Investigation | Confirmed H5N1 detections were collected from 2022-2024 in the contiguous United States to inform outbreak risk prediction. | 41959793 |
| 2026-04-01 | Zoonotic Surveillance | Confirmed H5N1 detections in wild birds across the United States were compiled and analyzed with environmental data as part of a machine learning-based surveillance framework for outbreak risk prediction. | 41959793 |
| 2026-04 | Cross Species Transmission | Gammacoronaviruses that normally infect avian hosts were found infecting marine mammals, showing cross-species transmission from birds to cetaceans. | 41950284 |
| 2026-04 | Zoonotic Surveillance | Four H1N1 avian influenza viruses were isolated from wild common teal and spot-billed ducks in Shanghai, China, as part of molecular surveillance of wild bird influenza diversity. | 41653626 |
| 2026-04 | Zoonotic Surveillance | Global genomic and epidemiological surveillance revealed increased zoonotic transmission of avian and bovine-origin HPAI A(H5) viruses to humans and underscores the need for ongoing monitoring. | 42064832 |
| 2026-03-27 | Spillover Event | Avian influenza H5N1 clade 2.3.4.4b viruses repeatedly spilled over from birds to humans and other mammals. | 42042777 |
| 2026-03-27 | Cross Species Transmission | H5N1 clade 2.3.4.4b viruses have spilled over from avian populations into diverse mammalian hosts, evidencing animal-to-animal cross-species transmission. | 42042777 |
| 2026-03-26 | Zoonotic Surveillance | Systematic surveillance identified 21 strains of H3 subtype avian influenza viruses in wild birds in Guangdong Province, China during 2023–2025. | 41931871 |
| 2026-03-26 | Zoonotic Surveillance | Systematic surveillance identified 21 strains of H3 subtype avian influenza viruses in domestic poultry and wild birds in Guangdong Province, China during 2023–2025. | 41931871 |
| 2026-03-26 | Genomic Evolution | Phylogenetic analysis of H3NX avian influenza viruses showed reassortment among internal gene segments and close genetic relationships with highly pathogenic avian influenza viruses. | 41931871 |
| 2026-03-26 | Host Range Experiment | Experimental infection in mice showed that H3NX avian influenza viruses replicated efficiently in nasal turbinate and lung tissues but were nonlethal. | 41931871 |
| 2026-03-26 | Host Range Experiment | H3NX avian influenza virus strains ZJ1722, ZJ1542, and SZ837 exhibited dual-receptor binding and replicated efficiently in mammalian cells, indicating cross-species host adaptation potential. | 41931871 |
| 2026-03-26 | Cross Species Transmission | H3NX avian influenza viruses were detected in both domestic poultry and wild birds during surveillance in Guangdong, indicating cross-species transmission among avian hosts. | 41931871 |
| 2026-03-25 | Cross Species Transmission | Potential viral transmission was detected between avian and horse populations, indicating cross-species transmission among non-human animals in China. | 41878990 |
| 2026-03 | Cross Species Transmission | H5N1 avian influenza virus has transmitted from avian hosts to cattle. | 41531488 |
| 2026-03 | Cross Species Transmission | H5N1 avian influenza virus has transmitted from avian hosts to seals. | 41531488 |
| 2026-03 | Cross Species Transmission | H5N1 avian influenza virus has transmitted from avian hosts to mammalian species such as mink, seals, and cattle. | 41531488 |
| 2026-03 | Spillover Event | H5N1 avian influenza virus spilled over from birds to humans, with repeated avian-to-human infections reported. | 41531488 |
Generating research brief from recent literature...
Summarizing recent literature with GPT-5... AI-generated summary. Interpret with care and verify against the source literature.
11 literature
7 viruses
11 countries
| Publication date | Type | Key finding | PMID |
|---|---|---|---|
| 2026-06 | Spillover Event | Highly pathogenic avian influenza virus H5N1 of clade 2.3.4.4b spilled over from wild birds to dairy cattle in the United States in early 2024. | 41819722 |
| 2026-06 | Zoonotic Surveillance | Genomic surveillance detected WNV-1 and WNV-2, including co-infection, in environmental samples from wild birds and mosquito pools collected in Italy during 2022–2023. | 41552429 |
| 2026-06 | Genomic Evolution | Phylogenetic analysis revealed co-circulation and overwintering of Usutu virus lineages Africa 3 and Europe 2 in wild birds in north-eastern Spain, with Europe 2 detected for the first time in Spain. | 42004747 |
| 2026-06 | Zoonotic Surveillance | A data-driven quantitative model integrated bird migration and cattle density data to estimate the risk of HPAIV H5N1 introduction from wild birds to cattle in Denmark, supporting targeted zoonotic surveillance. | 41819722 |
| 2026-06 | Spillover Event | Phylogenetic analyses provided evidence of human spillover of Usutu virus in Spain, linking enzootic circulation in birds and mosquitoes to occasional human infections. | 42004747 |
| 2026-05-28 | Zoonotic Surveillance | Circovirus (GullCV) was detected in a Sterna hirundinacea specimen during molecular surveillance of birds and mammals on the Brazilian coast, showing 83% nucleotide identity with circoviruses previously found in gulls. | 42209892 |
| 2026-05-26 | Molecular Adaptation | The Q226H mutation in avian H5N1 hemagglutinin enables binding to human-type α2-6 sialic acid receptors, representing a structural adaptation towards human infection. | 42244705 |
| 2026-05-26 | Spillover Event | A human case in British Columbia was identified with infection by a clade 2.3.4.4b H5 avian influenza virus containing a mixture of 226Q/H in hemagglutinin. | 42244705 |
| 2026-05-24 | Host Range Experiment | Experimental inoculation of lactating dairy cattle with influenza A(H5N1) B3.13 genotype virus established robust infection and high-titer viral shedding in milk at doses as low as 10 TCID50. | 42177170 |
| 2026-05-20 | Zoonotic Surveillance | Environmental metagenomic surveillance detected avian influenza virus in one-third of wetland water samples along the East Atlantic Flyway, indicating presence of low-pathogenicity AIV and potential animal host associations. | 42029155 |
| 2026-05-20 | Cross Species Transmission | Genetic evolution and viral ecology analyses suggest possible poultry-to-wild-bird transmission of genotype IX Newcastle disease virus. | 42159397 |
| 2026-05-20 | Reservoir Ecology | Wetlands were identified as environmental interfaces connecting wildlife, livestock, and humans, potentially facilitating pathogen transmission across domains. | 42029155 |
| 2026-05 | Cross Species Transmission | H7N9 avian influenza virus circulates among wild birds and poultry, with isolates of chicken and quail origin demonstrating avian-to-avian cross-species transmission potential. | 41747464 |
| 2026-05 | Spillover Event | HPAIV H5N1 was confirmed in unpasteurized milk from affected dairy cows in Texas and New Mexico, indicating avian-to-cattle transmission. | 41703951 |
| 2026-05 | Spillover Event | HPAIV H5N1 infection was confirmed in peridomestic birds and domestic cats from affected dairy farm premises, supporting animal-to-animal spillover of avian-origin virus. | 41703951 |
| 2026-05 | Spillover Event | H7N9 avian influenza virus transmitted from wild birds and poultry to humans, causing severe respiratory disease and high mortality. | 41747464 |
| 2026-05 | Outbreak Investigation | Highly pathogenic avian influenza virus H5N1 was confirmed in unpasteurized milk from affected dairy cows during an outbreak investigation in the Texas Panhandle and eastern New Mexico in March–April 2024. | 41703951 |
| 2026-05 | Genomic Evolution | Phylogenetic and molecular characterization of H7N9 isolates revealed two HA gene evolutionary lineages in poultry associated with differing virulence and mammalian adaptation potential. | 41747464 |
| 2026-05 | Spillover Event | Serologic evidence in wild boars suggests possible spillover of avian or human influenza A viruses into wild boar populations in Spain. | 41668256 |
| 2026-05 | Cross Species Transmission | Serologic evidence suggests potential avian influenza virus H5N1 transmission from birds or poultry to wild boars in Spain. | 41668256 |
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Summarizing recent literature with GPT-5... AI-generated summary. Interpret with care and verify against the source literature.
0 literature
0 viruses
0 countries
| Publication date | Type | Key finding | PMID |
|---|---|---|---|
| No publication-dated evidence in this window. | |||