Neisseria oralis

General Information

Neisseria oralis is a fascinating microorganism primarily found in the human oral cavity. This species is part of the normal flora of the mouth and plays a role in maintaining oral health. One of the key characteristics of Neisseria oralis is its ability to adhere to various surfaces within the oral environment, which is crucial for its colonization and persistence. From a research perspective, Neisseria oralis is particularly interesting due to its interactions with other microbial species in the oral microbiome. It has been observed to engage in coaggregation with other oral bacteria, which can influence the overall microbial community structure and dynamics. This makes it a valuable model for studying microbial interactions and biofilm formation in the oral cavity. Moreover, Neisseria oralis has been studied for its potential role in oral health and disease. While it is generally considered a commensal organism, its presence and abundance can be indicative of the overall health of the oral microbiome. Researchers are exploring its potential as a probiotic to help maintain or restore a healthy balance of oral bacteria. In addition to its ecological and health-related significance, Neisseria oralis is also of interest due to its genetic and metabolic diversity. Studies have shown that it possesses a variety of genes involved in carbohydrate metabolism, which allows it to utilize different substrates available in the oral environment. This metabolic flexibility is thought to contribute to its ability to thrive in the competitive and dynamic ecosystem of the mouth. Overall, Neisseria oralis is a valuable organism for understanding the complexities of the oral microbiome, the interactions between microbial species, and the factors that contribute to oral health and disease.

Neisseria oralis is a fascinating member of the genus Neisseria, primarily known for its presence in the human oral cavity. This organism is particularly interesting due to its role in the complex microbial ecosystem of the mouth, where it contributes to the overall oral microbiome. Its ability to thrive in the oral environment makes it a valuable subject for research into oral health and disease. One of the unique aspects of N. oralis is its potential involvement in the development of dental plaque and its interactions with other oral bacteria. Understanding these interactions can provide insights into the mechanisms of oral diseases, such as periodontitis and dental caries. Furthermore, N. oralis has been studied for its potential role in the pathogenesis of systemic diseases, as oral bacteria can enter the bloodstream and contribute to conditions like endocarditis. Additionally, N. oralis is of interest in the field of microbiome research, particularly in how it may influence the balance of microbial communities in the mouth. This can have implications for the development of probiotics or therapeutic strategies aimed at maintaining oral health. Its genetic and metabolic characteristics are also being explored, which may reveal novel pathways or targets for antimicrobial development. In summary, Neisseria oralis stands out not only for its ecological role in the oral cavity but also for its potential implications in broader health contexts, making it a significant organism for ongoing research in microbiology and oral health.

Taxonomy

Superkingdom: Bacteria

Phylum: Pseudomonadota

Class: Betaproteobacteria

Order: Neisseriales

Family: Neisseriaceae

Genus: Neisseria

Species: Neisseria oralis

NCBI ID

1107316

Genome Info

FTP Path:
ftp.ncbi.nlm.nih.gov/genomes/all/GCA/963/394/915/GCA_963394915.1_CCUG_26878_T

File for sequence-based predictions:
GCA_963394915.1_CCUG_26878_T_genomic.fasta

Descriptions

Clinical Implications and Relevance

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

The organism Neisseria oralis is a member of the normal flora of the human oral cavity and is considered a part of the microbiome that contributes to oral health. However, it has been associated with various clinical implications, particularly in immunocompromised individuals. While N. oralis is generally non-pathogenic, it can act as an opportunistic pathogen, leading to infections such as endocarditis and periodontitis. Clinical relevance arises from its potential to cause infections in patients with underlying health conditions, especially those with dental issues or compromised immune systems. In terms of pathogenicity, N. oralis has been shown to possess certain virulence factors that may aid in its ability to adhere to host tissues and evade the immune response. This includes the production of biofilms, which can protect the bacteria from both the host's immune defenses and antimicrobial agents. Moreover, there is growing concern regarding antimicrobial resistance among oral Neisseria species, including N. oralis. Resistance to commonly used antibiotics can complicate treatment options for infections associated with this organism. While N. oralis is not typically used in medical applications like probiotics or vaccines, understanding its role in the oral microbiome is crucial for developing strategies to maintain oral health and prevent infections. Its presence in the oral cavity highlights the importance of maintaining a balanced microbiome to prevent opportunistic infections.

Habitat and Ecological Niches

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

Neisseria oralis is a member of the genus Neisseria, commonly found in the oral cavity of humans and other primates. This microorganism thrives in the moist, nutrient-rich environment of the mouth, where it plays a significant role in the oral microbiome. Its presence is often associated with the biofilm formation on teeth and mucosal surfaces, contributing to the complex community of microorganisms that inhabit this niche. In the oral biome, Neisseria oralis interacts with other bacteria, often engaging in symbiotic relationships that can influence the health of the host. For instance, it may help in the prevention of pathogenic bacteria colonization by competing for resources and space, thereby playing a crucial role in maintaining oral health. Additionally, Neisseria oralis is adapted to the varying pH levels and oxygen concentrations found in the oral cavity, showcasing its ability to thrive in a dynamic environment. Its metabolic activities contribute to the overall balance of the oral microbiome, influencing processes such as dental plaque formation and cavity prevention. Overall, Neisseria oralis exemplifies the intricate relationships within the oral ecosystem, highlighting its importance in both health and disease states.

Industrial Application

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

The microorganism Neisseria oralis has shown potential in various industrial applications, particularly in the fields of biotechnology and pharmaceutical development. This organism is part of the normal flora of the human oral cavity and has been studied for its role in biofilm formation, which is crucial for understanding microbial interactions in various environments. In biotechnology, Neisseria oralis can be utilized in the development of probiotics aimed at improving oral health. Its ability to adhere to oral surfaces and compete with pathogenic bacteria makes it a candidate for formulations that could help in the prevention of dental caries and periodontal diseases. In the realm of pharmaceutical development, Neisseria oralis has been investigated for its potential in producing bioactive compounds that may have therapeutic effects. The organism's metabolic pathways can be harnessed for the production of enzymes that could be used in drug formulation or as biocatalysts in various chemical reactions. Moreover, its role in waste management is noteworthy, as Neisseria oralis can contribute to the biodegradation of organic materials in oral biofilms, which can be applied to the development of strategies for managing waste in dental practices. Overall, while research on Neisseria oralis is still emerging, its applications in biotechnology, pharmaceuticals, and waste management highlight its potential as a valuable microorganism in various industrial sectors.

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: 8

LLM predicted phenotypes: 5

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

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