Staphylococcus chromogenes

General Information

Staphylococcus chromogenes is a coagulase-negative staphylococcus (CoNS) that is primarily associated with bovine mastitis, making it of significant interest in veterinary microbiology and dairy farming. One of the most notable characteristics of S. chromogenes is its ability to colonize the teat skin and mammary gland of dairy cows, where it can cause subclinical infections. These infections often go unnoticed but can lead to decreased milk production and quality, posing economic challenges for the dairy industry. From a research perspective, S. chromogenes is intriguing due to its role in the microbial ecology of the bovine udder. Studies have shown that it can outcompete other pathogens, potentially acting as a protective agent against more virulent bacteria. This competitive behavior makes it a candidate for probiotic applications in dairy farming, where it could be used to manage udder health and reduce the incidence of more severe infections. Additionally, S. chromogenes has been studied for its genetic diversity and adaptability. Its genome reveals a variety of genes associated with antibiotic resistance, which is a growing concern in both human and veterinary medicine. Understanding the mechanisms of resistance in S. chromogenes can provide insights into the broader issue of antimicrobial resistance (AMR) and help in developing strategies to mitigate its spread. In summary, Staphylococcus chromogenes is a microorganism of considerable interest due to its impact on dairy farming, potential probiotic applications, and its role in the study of antimicrobial resistance. Its ability to colonize and persist in the bovine mammary environment, coupled with its genetic adaptability, makes it a valuable subject for ongoing research.

Staphylococcus chromogenes is a coagulase-negative staphylococcus that is part of the normal flora of human skin and mucous membranes. This organism is particularly interesting due to its ability to produce a range of bioactive compounds, which can have implications in both health and disease contexts. One of the notable features of S. chromogenes is its potential role in opportunistic infections, especially in immunocompromised individuals or those with indwelling medical devices. Additionally, S. chromogenes has been studied for its antimicrobial resistance patterns, which are crucial for understanding the dynamics of hospital-acquired infections. Its genetic makeup has been a subject of research, revealing insights into the evolution of resistance mechanisms among staphylococci. Moreover, this species is of interest in the dairy industry, as it can be associated with mastitis in cattle, affecting milk production and quality. The ability of S. chromogenes to survive in various environments and its interactions with other microorganisms make it a valuable model for studying microbial ecology and the impact of commensal organisms on host health. Overall, the unique characteristics of Staphylococcus chromogenes underscore its significance in both clinical and environmental microbiology.

Taxonomy

Superkingdom: Bacteria

Phylum: Bacillota

Class: Bacilli

Order: Bacillales

Family: Staphylococcaceae

Genus: Staphylococcus

Species: Staphylococcus chromogenes

NCBI ID

46126

Genome Info

FTP Path:
ftp.ncbi.nlm.nih.gov/genomes/all/GCF/025/558/865/GCF_025558865.1_ASM2555886v1

File for sequence-based predictions:
GCF_025558865.1_ASM2555886v1_genomic.fasta

Descriptions

Clinical Implications and Relevance

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

The organism Staphylococcus chromogenes is a coagulase-negative staphylococcus (CNS) that is part of the normal flora of human skin and mucous membranes. While it is generally considered a non-pathogenic organism, it has been associated with various clinical implications, particularly in immunocompromised patients. Infections caused by S. chromogenes can occur, especially in the context of indwelling medical devices, where it may act as an opportunistic pathogen. These infections can lead to biofilm formation, complicating treatment and increasing the risk of persistent infections. One of the significant concerns regarding S. chromogenes is its potential for antimicrobial resistance. Strains of this organism have been documented to exhibit resistance to multiple antibiotics, including methicillin, which poses challenges in clinical management. The presence of resistance genes can complicate treatment options and necessitate the use of more potent or combination therapies. In terms of immune evasion, S. chromogenes can produce various factors that help it evade the host's immune response, including the ability to form biofilms that protect it from phagocytosis and antibiotic action. This characteristic is particularly problematic in patients with implanted devices, where biofilm-associated infections can be difficult to eradicate. While S. chromogenes is not commonly associated with outbreaks, its role in nosocomial infections highlights the importance of monitoring and understanding its behavior in clinical settings. Overall, while S. chromogenes is often overlooked, its potential to cause infections and its associated antimicrobial resistance make it a relevant organism in the context of human health.

Habitat and Ecological Niches

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

Staphylococcus chromogenes is a species of bacteria commonly associated with various habitats and environments that are rich in organic matter and moisture. This microorganism is primarily found in human skin and mucosal surfaces, where it plays a significant role in the skin microbiome. It thrives in these environments due to its ability to adapt to the skin's pH and temperature variations, making it a resilient inhabitant of the human body. In addition to its presence on human skin, Staphylococcus chromogenes can also be found in animal skin and mucosal surfaces, particularly in mammals. This suggests a potential role in symbiotic relationships with its hosts, where it may contribute to the maintenance of skin health by outcompeting pathogenic bacteria and modulating the immune response. Furthermore, this bacterium has been isolated from various environmental sources, including soil and water, indicating its versatility and ability to thrive in diverse ecological niches. In these environments, it may participate in the decomposition of organic materials, contributing to nutrient cycling and overall ecosystem health. Overall, Staphylococcus chromogenes exemplifies the complex interactions within its biomes, serving both as a commensal organism in human and animal hosts and as a participant in broader ecological processes in the environment.

Industrial Application

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

The microorganism Staphylococcus chromogenes has shown potential in various industrial applications, particularly in the fields of biotechnology and pharmaceutical development. This organism is known for its ability to produce certain enzymes that can be harnessed in biocatalysis, which is crucial for the synthesis of various bioactive compounds. For instance, the enzymatic activity of Staphylococcus chromogenes can be utilized in the production of antibiotics, contributing to the pharmaceutical industry by providing a source for novel antimicrobial agents. In the realm of waste management, Staphylococcus chromogenes has been studied for its role in biodegradation processes. It can effectively break down various organic pollutants, making it a candidate for use in bioremediation strategies aimed at cleaning contaminated environments. This capability is particularly valuable in treating wastewater, where the organism can help reduce the load of harmful substances. Moreover, there is emerging interest in the use of Staphylococcus chromogenes in biofuel production. Its metabolic pathways may be exploited in fermentation processes to convert biomass into biofuels, such as ethanol. This application aligns with the growing demand for sustainable energy sources and the reduction of fossil fuel dependency. Overall, Staphylococcus chromogenes presents a multifaceted potential in various industries, particularly through its enzymatic functions and biodegradation capabilities, making it a valuable organism for future research and application.

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

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