Corynebacterium gerontici

General Information

Corynebacterium gerontici is a bacterium that has garnered interest due to its unique characteristics and potential implications in clinical settings. This microorganism belongs to the genus Corynebacterium, which is known for its diverse range of species, some of which are significant human pathogens. One of the key characteristics of Corynebacterium gerontici is its association with elderly patients, as suggested by its name. This association makes it particularly interesting for research in geriatric medicine and microbiology. Understanding the role of C. gerontici in the microbiota of older adults could provide insights into age-related changes in microbial communities and their impact on health. Another noteworthy aspect of Corynebacterium gerontici is its potential involvement in opportunistic infections. While not typically a primary pathogen, it may contribute to infections in immunocompromised individuals or those with underlying health conditions. This makes it a subject of interest for studies on hospital-acquired infections and the development of targeted antimicrobial therapies. In addition, Corynebacterium gerontici may possess unique metabolic pathways or produce specific metabolites that could be of interest for biotechnological applications. Research into its genome and metabolic capabilities could uncover novel enzymes or bioactive compounds with potential industrial or pharmaceutical uses. Overall, Corynebacterium gerontici stands out due to its relevance in geriatric health, its role in opportunistic infections, and its potential for biotechnological exploration. These factors make it a valuable subject for ongoing and future research endeavors.

Corynebacterium gerontici is a species of bacteria that belongs to the genus Corynebacterium, which is known for its diverse range of pathogenic and non-pathogenic members. This particular species has garnered interest due to its unique metabolic capabilities and its potential role in human health. One of the most intriguing aspects of Corynebacterium gerontici is its association with the human microbiome, particularly in older adults, where it may play a role in maintaining skin health and preventing infections. The organism is characterized by its ability to metabolize a variety of substrates, which may contribute to its ecological niche within the human body. This metabolic versatility makes it a valuable subject for research, particularly in understanding how it interacts with other members of the microbiome and its potential implications for age-related skin conditions. Furthermore, Corynebacterium gerontici has been studied for its potential use in biotechnological applications, such as the production of enzymes or metabolites that could be beneficial in industrial processes. Its resilience and adaptability in various environments highlight its potential as a model organism for studying microbial ecology and evolution. Overall, Corynebacterium gerontici represents a fascinating area of study within microbiology, with implications for both health and industry.

Taxonomy

Superkingdom: Bacteria

Phylum: Actinomycetota

Class: Actinomycetes

Order: Mycobacteriales

Family: Corynebacteriaceae

Genus: Corynebacterium

Species: Corynebacterium gerontici

NCBI ID

2079234

Genome Info

FTP Path:
ftp.ncbi.nlm.nih.gov/genomes/all/GCF/003/813/985/GCF_003813985.1_ASM381398v1

File for sequence-based predictions:
GCF_003813985.1_ASM381398v1_genomic.fasta

Descriptions

Clinical Implications and Relevance

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

The organism Corynebacterium gerontici is a member of the genus Corynebacterium, which includes various species known for their clinical significance. While Corynebacterium gerontici is less commonly discussed than its relatives, it has been associated with certain clinical implications. It is primarily recognized as a skin commensal, but it can also be implicated in infections in immunocompromised patients. The organism has been isolated from various clinical specimens, including skin and soft tissue infections, particularly in individuals with underlying health conditions. Its pathogenicity is often linked to its ability to evade the host's immune response, which may involve the production of surface proteins that inhibit phagocytosis. Furthermore, there is a growing concern regarding antimicrobial resistance among Corynebacterium species, including Corynebacterium gerontici, which can complicate treatment options. Infections caused by this organism may require careful antibiotic selection, as resistance to common antibiotics has been documented. Overall, while Corynebacterium gerontici may not be a leading pathogen, its role in infections and potential for antimicrobial resistance highlight its relevance in clinical microbiology and infectious disease management.

Habitat and Ecological Niches

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

Corynebacterium gerontici is a species of bacteria that is primarily associated with the human skin microbiome. This organism thrives in the epidermal layers of the skin, where it plays a significant role in maintaining the balance of the skin's microbial community. Its presence is particularly noted in areas that are rich in sebaceous glands, such as the face, scalp, and upper back. In this biome, Corynebacterium gerontici contributes to the breakdown of lipids and other organic materials, which can help in the prevention of pathogenic bacteria from colonizing the skin. This bacterium is known for its ability to adapt to the varied pH levels and moisture conditions found on the skin, showcasing its ecological versatility. Furthermore, Corynebacterium gerontici can engage in symbiotic relationships with other skin-dwelling microorganisms, contributing to a balanced microbial ecosystem. This interaction is crucial for the overall health of the skin, as it can influence immune responses and protect against infections. Overall, the ecological niche of Corynebacterium gerontici is characterized by its role in the human skin microbiome, where it not only survives but also actively participates in maintaining skin health and homeostasis.

Industrial Application

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

The microorganism Corynebacterium gerontici has shown potential in various industrial applications, particularly in the fields of biotechnology and pharmaceutical development. This organism is known for its ability to participate in fermentation processes, which can be harnessed for the production of valuable metabolites such as amino acids and vitamins. For instance, it has been utilized in the fermentation of certain substrates to produce L-lysine, an essential amino acid widely used in animal feed and human nutrition. In the realm of waste management, Corynebacterium gerontici has demonstrated capabilities in biodegradation, particularly in the breakdown of complex organic compounds. This property can be leveraged in the treatment of industrial effluents, where the microorganism can help in the detoxification of harmful substances, thus contributing to more sustainable waste management practices. Moreover, the enzymatic activity of Corynebacterium gerontici is noteworthy, as it can produce specific enzymes that are useful in various biotechnological applications. These enzymes can be employed in processes such as bioconversion of biomass into biofuels, enhancing the efficiency of biofuel production by breaking down lignocellulosic materials into fermentable sugars. Overall, the diverse capabilities of Corynebacterium gerontici in fermentation, biodegradation, and enzyme production position it as a valuable organism in the development of sustainable industrial processes.

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: 9

LLM predicted phenotypes: 4

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

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