Staphylococcus kloosii

General Information

Staphylococcus kloosii is a coagulase-negative staphylococcus (CoNS) that is part of the normal flora of human skin and mucous membranes. What makes S. kloosii particularly interesting is its role in the human microbiome and its potential implications in clinical settings. While it is generally considered non-pathogenic, it can be an opportunistic pathogen, especially in immunocompromised individuals or those with indwelling medical devices. This makes it a subject of interest in hospital-acquired infections and antibiotic resistance studies. One of the unique aspects of S. kloosii is its ability to adapt to various environmental conditions, which may contribute to its persistence on human skin and its occasional pathogenicity. Researchers are also interested in its genetic makeup, particularly genes related to antibiotic resistance and virulence factors, which can provide insights into the mechanisms of resistance and potential targets for new antimicrobial therapies. In addition, S. kloosii has been studied for its interactions with other microorganisms in the skin microbiome. Understanding these interactions can help in developing probiotic treatments or strategies to manage skin conditions such as eczema or acne. The study of S. kloosii also contributes to the broader understanding of the diversity and complexity of the human microbiome, highlighting the delicate balance between commensal and pathogenic states. Overall, Staphylococcus kloosii is a valuable organism for research due to its dual role as a commensal and potential opportunistic pathogen, its adaptability, and its contributions to the understanding of microbial ecology and antibiotic resistance.

Staphylococcus kloosii 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 potential role in human health and its emerging significance in clinical microbiology. Unlike its more pathogenic relatives, S. kloosii is generally considered non-pathogenic, which makes it a valuable model for studying the interactions between commensal bacteria and the human immune system. One of the unique aspects of S. kloosii is its ability to produce bioactive compounds that may have implications for health and disease. Research has indicated that certain strains of S. kloosii can produce antimicrobial peptides, which could be harnessed for therapeutic purposes, particularly in the development of new antibiotics in an era of increasing antibiotic resistance. Additionally, S. kloosii has been studied for its genetic diversity and evolutionary relationships within the Staphylococcus genus. Understanding the genetic makeup of this species can provide insights into the mechanisms of resistance and virulence in staphylococci as a whole. This makes S. kloosii a valuable organism for researchers interested in microbial genetics and the evolution of pathogenic traits. Furthermore, its presence in various environments, including clinical settings, raises questions about its ecological role and potential opportunistic behavior under certain conditions. This duality of being a commensal organism while also having the potential to adapt to pathogenic lifestyles makes Staphylococcus kloosii a fascinating subject for ongoing research in microbiology and infectious diseases.

Taxonomy

Superkingdom: Bacteria

Phylum: Bacillota

Class: Bacilli

Order: Bacillales

Family: Staphylococcaceae

Genus: Staphylococcus

Species: Staphylococcus kloosii

NCBI ID

29384

Genome Info

FTP Path:
ftp.ncbi.nlm.nih.gov/genomes/all/GCF/003/019/255/GCF_003019255.1_ASM301925v1

File for sequence-based predictions:
GCF_003019255.1_ASM301925v1_genomic.fasta

Descriptions

Clinical Implications and Relevance

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

The organism Staphylococcus kloosii is a coagulase-negative staphylococcus (CNS) that is part of the normal flora of human skin and mucous membranes. While it is generally considered non-pathogenic, it has been associated with opportunistic infections, particularly in immunocompromised patients or those with indwelling medical devices. Clinical implications of S. kloosii include its potential role in nosocomial infections, where it can be isolated from blood cultures and wound infections. Its ability to form biofilms on medical devices enhances its pathogenicity, making it a concern in clinical settings. In terms of antimicrobial resistance, S. kloosii has shown resistance to multiple antibiotics, including methicillin, which is a significant concern given the rising prevalence of methicillin-resistant Staphylococcus aureus (MRSA) and other resistant strains. This resistance complicates treatment options and necessitates careful antibiotic stewardship. Furthermore, the organism's interaction with the human immune system is noteworthy. S. kloosii can evade the immune response through various mechanisms, including the production of polysaccharide intercellular adhesin (PIA), which aids in biofilm formation and protects against phagocytosis. This ability to persist in the host environment underscores its relevance in clinical microbiology. While S. kloosii is not commonly targeted for therapeutic applications, understanding its role in the microbiome and its potential pathogenicity is crucial for managing infections in vulnerable populations. Continued surveillance and research are necessary to fully elucidate its clinical significance and to develop effective strategies for prevention and treatment.

Habitat and Ecological Niches

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

Staphylococcus kloosii is a species of bacteria commonly found in various habitats associated with human and animal microbiomes. This microorganism is primarily located in the skin and nasal passages of humans, where it plays a significant role in maintaining the balance of the microbial community. Its presence is crucial for preventing the colonization of pathogenic bacteria, thus contributing to the overall health of the host. In addition to its role in the human microbiome, Staphylococcus kloosii can also be found in the gastrointestinal tracts of certain animals, where it participates in the breakdown of nutrients and contributes to the host's digestive processes. This bacterium exhibits a commensal relationship with its host, meaning it benefits from the association while generally not harming the host. Furthermore, Staphylococcus kloosii has shown adaptability to various environmental conditions, allowing it to thrive in diverse microenvironments such as moist areas of the skin and the warm, nutrient-rich environment of the nasal cavity. Its ability to form biofilms enhances its survival in these niches, providing protection against external threats and contributing to its persistence in the microbiome. Overall, Staphylococcus kloosii exemplifies the intricate relationships microorganisms have with their environments and hosts, highlighting its importance in both ecological and health-related contexts.

Industrial Application

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

The microorganism Staphylococcus kloosii 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 chemical compounds. For instance, the enzymatic activity of Staphylococcus kloosii can be utilized in the production of bioactive compounds that have pharmaceutical significance, including antimicrobial agents. In the realm of waste management, Staphylococcus kloosii has been studied for its role in biodegradation processes. It can contribute to the breakdown of organic waste materials, thereby aiding in the treatment of wastewater and reducing environmental pollution. This capability makes it a candidate for use in bioremediation strategies, where microorganisms are employed to clean up contaminated environments. Furthermore, the organism's metabolic pathways can be explored for biofuel production. By optimizing fermentation processes, Staphylococcus kloosii could potentially be involved in the conversion of biomass into biofuels, contributing to sustainable energy solutions. Overall, the diverse applications of Staphylococcus kloosii in these industries highlight its significance as a valuable microorganism in modern biotechnology.

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

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