Bordetella avium

General Information

Bordetella avium is a bacterium that primarily infects birds, particularly turkeys, causing a respiratory disease known as bordetellosis or turkey coryza. This organism is of significant interest due to its impact on the poultry industry, where it can lead to substantial economic losses. One of the most notable characteristics of Bordetella avium is its ability to adhere to and colonize the ciliated epithelium of the respiratory tract. This adherence is facilitated by various virulence factors, including filamentous hemagglutinin and fimbriae, which are crucial for its pathogenicity. Another intriguing aspect of Bordetella avium is its production of toxins, such as dermonecrotic toxin, which can damage host tissues and contribute to disease symptoms. The study of these toxins provides valuable insights into bacterial pathogenesis and host-pathogen interactions. From a research perspective, Bordetella avium serves as a model organism for studying respiratory infections in birds, and its mechanisms of infection and immune evasion are areas of active investigation. Understanding these mechanisms can lead to the development of better vaccines and therapeutic strategies, not only for avian species but potentially for other Bordetella infections in humans and animals. In summary, Bordetella avium is a bacterium of considerable interest due to its impact on poultry health, its unique virulence factors, and its role as a model organism for respiratory infections. Its study contributes to broader knowledge in microbiology, immunology, and veterinary medicine.

Bordetella avium is a notable bacterium primarily recognized for its role as a pathogen in avian species, particularly affecting turkeys. This organism is responsible for causing turkey coryza, a respiratory disease that can lead to significant economic losses in poultry production due to decreased growth rates and increased mortality. The disease is characterized by symptoms such as nasal discharge, coughing, and difficulty breathing, which can severely impact the health and welfare of affected birds. One of the unique aspects of Bordetella avium is its ability to colonize the upper respiratory tract of birds, where it adheres to epithelial cells. This colonization is facilitated by specific adhesins that allow the bacterium to establish itself in the host environment. The study of these adhesins provides valuable insights into host-pathogen interactions and can inform the development of vaccines or therapeutic strategies. Furthermore, Bordetella avium has been the subject of research aimed at understanding its virulence factors, which include toxins and other molecules that contribute to its pathogenicity. Investigating these factors not only enhances our understanding of avian diseases but also contributes to broader knowledge regarding bacterial pathogenesis in general. In addition to its impact on poultry health, Bordetella avium serves as a model organism for studying the mechanisms of respiratory infections, making it a valuable subject in microbiological and veterinary research. Its relatively simple growth requirements and the availability of genetic tools facilitate experimental studies, allowing researchers to explore potential interventions and control measures against avian respiratory diseases.

Taxonomy

Superkingdom: Bacteria

Phylum: Pseudomonadota

Class: Betaproteobacteria

Order: Burkholderiales

Family: Alcaligenaceae

Genus: Bordetella

Species: Bordetella avium

NCBI ID

521

Genome Info

FTP Path:
ftp.ncbi.nlm.nih.gov/genomes/all/GCF/034/424/645/GCF_034424645.1_ASM3442464v1

File for sequence-based predictions:
GCF_034424645.1_ASM3442464v1_genomic.fasta

Descriptions

Clinical Implications and Relevance

Source: gpt-4o-mini-2024-07-18

The bacterium Bordetella avium is primarily known for its role as a pathogen in avian species, particularly in turkeys, where it causes avian bordetellosis. This disease is characterized by respiratory infections that can lead to significant morbidity and mortality in affected flocks. While B. avium is not typically associated with human disease, its clinical implications in veterinary medicine are substantial, particularly in poultry farming, where outbreaks can result in economic losses due to decreased productivity and increased veterinary costs. In terms of pathogenicity, B. avium employs various strategies to evade the host immune response, including the production of virulence factors that facilitate colonization of the respiratory tract. The organism can persist in the environment and is transmitted through direct contact or aerosolized droplets, making it a concern for biosecurity in poultry operations. Although B. avium is not known for antimicrobial resistance in the same way as some other pathogens, the use of antibiotics in poultry can lead to resistance development, which poses a risk for both animal and human health. Monitoring and managing antibiotic use in livestock is crucial to prevent the emergence of resistant strains. Currently, there are no known medical applications of B. avium in humans, such as probiotics or vaccines, as its relevance is primarily confined to veterinary contexts. However, understanding its biology and pathogenic mechanisms is essential for developing effective control measures in poultry, which indirectly impacts food safety and public health.

Habitat and Ecological Niches

Source: gpt-4o-mini-2024-07-18

Bordetella avium is primarily associated with the avian respiratory tract, particularly in birds such as turkeys and chickens. This microorganism is known to cause avian coryza, a respiratory disease that significantly impacts poultry health and productivity. The ecological niche of Bordetella avium is closely linked to its role as a pathogen in these avian populations, thriving in environments where birds congregate, such as farms and poultry houses. In its habitat, Bordetella avium interacts with the host's immune system, often leading to inflammatory responses that can compromise the health of the birds. The organism is adapted to survive in the mucosal surfaces of the respiratory tract, where it can evade the host's defenses and establish infection. This adaptation is crucial for its survival and propagation within the avian biome. Furthermore, Bordetella avium can influence the dynamics of the poultry ecosystem by affecting the overall health of bird populations, which in turn impacts agricultural practices and economic outcomes in the poultry industry. Its presence can lead to increased use of antibiotics and other management strategies to control outbreaks, highlighting its significant role in the agricultural biome where it is found.

Industrial Application

Source: gpt-4o-mini-2024-07-18

The microorganism Bordetella avium is primarily known for its role in veterinary medicine, particularly as a pathogen in birds, but it also has potential industrial applications that are worth noting. One of the key areas is in biotechnology, where Bordetella avium can be utilized in the development of vaccines for avian diseases. This is crucial for the poultry industry, as it helps in controlling respiratory diseases caused by this organism, thereby improving overall flock health and productivity. In terms of waste management, Bordetella avium has been studied for its ability to degrade certain organic compounds, which can be beneficial in biodegradation processes. This capability can be harnessed to treat waste products from poultry farms, reducing the environmental impact of waste disposal. Furthermore, there is potential for Bordetella avium in pharmaceutical development. The organism's unique metabolic pathways may lead to the discovery of novel compounds that could be used in drug formulation, particularly in the development of antimicrobial agents. Overall, while Bordetella avium is primarily recognized for its pathogenicity, its applications in biotechnology, waste management, and pharmaceutical development highlight its importance beyond its role as a pathogen.

Phenotypes and Predictions

The table shows the phenotypes and predictions. Cell colors indicate the class of the value. When literature-based data is available, a checkmark (✓) indicates a correct prediction, while an ✗ indicates an incorrect prediction.

Literature-based phenotypes: 11

LLM predicted phenotypes: 2

Phenotype	High-quality annotation	google/palm-2-chat-bison-32k	anthropic/claude-3-haiku:beta	anthropic/claude-3.5-sonnet	mistralai/mixtral-8x7b-instruct:nitro	perplexity/llama-3-sonar-small-32k-chat	mistralai/mistral-7b-instruct	meta-llama/llama-3-8b-instruct:nitro	google/gemma-7b-it	openai/gpt-4	openai/gpt-4	openai/gpt-4o	openai/gpt-4o	microsoft/phi-3-mini-128k-instruct	microsoft/phi-3-mini-128k-instruct	google/gemini-flash-1.5	google/gemini-flash-1.5	openai/gpt-3.5-turbo-0125	openai/gpt-3.5-turbo-0125	google/gemini-pro-1.5	google/gemini-pro-1.5	openchat/openchat-7b	openchat/openchat-7b	google/gemini-pro	google/gemini-pro	meta-llama/llama-3-70b-instruct:nitro	meta-llama/llama-3-70b-instruct:nitro	microsoft/wizardlm-2-8x22b	microsoft/wizardlm-2-8x22b
Motility	TRUE	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	false ✗	false ✗	true ✓	true ✓	false ✗	false ✗	false ✗	false ✗	false ✗	false ✗	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓
Gram staining	gram stain negative	gram stain negative ✓	gram stain negative ✓	gram stain negative ✓	gram stain negative ✓	gram stain negative ✓	gram stain variable ✗	gram stain negative ✓	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain positive ✗	N/A	gram stain negative ✓	N/A	gram stain negative ✓	N/A	gram stain negative ✓
Aerophilicity	aerobic	aerobic ✓	N/A	aerobic ✓	facultatively anaerobic ✗	N/A	N/A	N/A	N/A	aerobic ✓	aerobic ✓	aerobic ✓	aerobic ✓	aerobic ✓	aerobic ✓	aerobic ✓	aerobic ✓	facultatively anaerobic ✗	facultatively anaerobic ✗	aerobic ✓	aerobic ✓	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Extreme environment tolerance	FALSE	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	true ✗	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓
Biofilm formation	N/A	true	true	true	true	true	true	true	true	false	false	true	true	true	true	true	true	true	true	true	true	true	true	true	true	true	true	true	true
Animal pathogenicity	TRUE	true ✓	true ✓	true ✓	true ✓	true ✓	false ✗	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	false ✗	false ✗	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓
Biosafety level	biosafety level 2	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 1 ✗	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 1 ✗	biosafety level 1 ✗	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓	biosafety level 2 ✓
Health association	N/A	true	true	true	true	true	false	true	true	true	true	true	true	false	false	true	true	true	true	true	true	true	true	true	true	true	true	true	true
Host association	TRUE	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	false ✗	true ✓	true ✓	true ✓	true ✓	false ✗	false ✗	true ✓	true ✓	false ✗	false ✗	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓	true ✓
Plant pathogenicity	FALSE	false ✓	true ✗	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓
Spore formation	FALSE	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓	false ✓
Hemolysis	gamma	N/A	alpha ✗	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Cell shape	bacillus	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	coccus ✗	coccus ✗	bacillus ✓	bacillus ✓	spirillum ✗	spirillum ✗	coccus ✗	coccus ✗	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	coccus ✗	coccus ✗	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓	bacillus ✓

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