What is the scientific classification of *Delftia tsuruhatensis* at the Domain level?

The bacterium *Delftia tsuruhatensis* is classified under the Domain Bacteria, which is one of the highest taxonomic ranks encompassing all prokaryotic organisms.

To which Kingdom does *Delftia tsuruhatensis* belong?

*Delftia tsuruhatensis* is categorized within the Kingdom Pseudomonadati, a classification used for a group of bacteria.

What is the Phylum of *Delftia tsuruhatensis*?

The Phylum for *Delftia tsuruhatensis* is Pseudomonadota, which is a major phylum of Gram-negative bacteria.

Which Class includes *Delftia tsuruhatensis*?

*Delftia tsuruhatensis* is a member of the Class Betaproteobacteria, a diverse group of bacteria found in various environments.

What Order does *Delftia tsuruhatensis* fall under?

The bacterium *Delftia tsuruhatensis* is classified within the Order Burkholderiales, an order of Proteobacteria.

To which Family is *Delftia tsuruhatensis* assigned?

*Delftia tsuruhatensis* belongs to the Family Comamonadaceae, a family of Gram-negative bacteria.

What is the Genus of this specific bacterium?

The Genus for this bacterium is *Delftia*, which is a group of bacteria within the Comamonadaceae family.

What is the full species name of the bacterium discussed in the source material?

The full species name of the bacterium is *Delftia tsuruhatensis*.

Who first described *Delftia tsuruhatensis* and when was it formally recognized as a new species?

*Delftia tsuruhatensis* was first described by Shigematsu et al. in 2003, as indicated by the 'sp. nov.' designation in its binomial name, which signifies 'new species'.

What are the key morphological and biochemical characteristics of *Delftia tsuruhatensis*?

*Delftia tsuruhatensis* is characterized as a Gram-negative, rod-shaped, and motile bacterium. It also tests positive for both catalase and oxidase enzymes, which are common biochemical indicators used in bacterial identification.

From where was *Delftia tsuruhatensis* initially isolated?

It was first isolated in 2003 from a wastewater treatment plant located in Japan, suggesting its presence in aquatic and industrial environments.

What is the pathogenic nature of *Delftia tsuruhatensis*?

*Delftia tsuruhatensis* is identified as an opportunistic and emergent pathogen, meaning it can cause disease, particularly in individuals with compromised immune systems or under specific environmental conditions.

What is a notable characteristic of documented human infections involving *Delftia tsuruhatensis*?

All documented human infections caused by *Delftia tsuruhatensis* are healthcare-associated, indicating that these infections typically occur in clinical settings like hospitals or other medical facilities.

Describe the typical cell shape and arrangement of *Delftia tsuruhatensis*.

The cells of *Delftia tsuruhatensis* are slightly curved, short rod-shaped, and are typically observed either singly or in pairs.

What are the approximate dimensions of *Delftia tsuruhatensis* cells?

Individual cells of *Delftia tsuruhatensis* measure approximately 0.7–1.2 micrometers in width and 2.4–4.0 micrometers in length.

What environmental pollutants can *Delftia tsuruhatensis* degrade?

*Delftia tsuruhatensis* possesses the capability to degrade phenolic compounds and aniline, both of which are frequently found as pollutants in soil and water environments, highlighting its potential in bioremediation.

How does *Delftia tsuruhatensis* interact with quorum sensing and biofilm formation?

*Delftia tsuruhatensis* can inhibit quorum sensing, which is a system of bacterial communication, and suppress the formation of biofilms, which are communities of bacteria encased in a protective matrix.

What potential therapeutic application is suggested by *D. tsuruhatensis*'s biofilm interactions?

Its ability to inhibit quorum sensing and biofilm formation suggests that *D. tsuruhatensis* could be a valuable source for developing new therapeutic drugs to combat antibiotic-resistant bacteria, as biofilms often protect bacteria from antibiotics.

Against which specific pathogen does *Delftia tsuruhatensis* inhibit quorum sensing and biofilm formation?

*Delftia tsuruhatensis* specifically inhibits quorum sensing and suppresses biofilm formation against *Pseudomonas aeruginosa*, a common opportunistic pathogen, as well as other pathogens.

What effect does *Delftia tsuruhatensis*'s activity have on *Pseudomonas aeruginosa*'s susceptibility to antibiotics?

The activities of *Delftia tsuruhatensis*, such as inhibiting quorum sensing and biofilm formation, significantly increase *Pseudomonas aeruginosa*'s susceptibility to antibiotics by a factor of 2 to 3 times.

What significant discovery regarding *Delftia tsuruhatensis* was published in *Science* in 2023?

In 2023, researchers published evidence in the journal *Science* demonstrating that *Delftia tsuruhatensis* can prevent the development of malaria in mosquitoes by secreting a compound known as harmane.

How does *Delftia tsuruhatensis* impact the number of *Plasmodium* oocysts in infected mosquitoes?

Mosquitoes infected by *Delftia tsuruhatensis* showed a substantial 75% reduction in the number of *Plasmodium* oocysts, which are a developmental stage of the malaria parasite within the mosquito vector.

What was the observed difference in malaria infection rates between mosquitoes infected with *D. tsuruhatensis* and uninfected mosquitoes?

Mosquitoes infected with *D. tsuruhatensis* exhibited malaria infection rates that were one third those of uninfected mosquitoes, indicating a significant protective effect.

What compound does *Delftia tsuruhatensis* secrete to prevent malaria development in mosquitoes?

*Delftia tsuruhatensis* secretes harmane, a chemical compound, which is the mechanism by which it prevents malaria development in mosquitoes.

Which other genus of bacteria is mentioned as being genetically modified to prevent malaria?

The genus *Serratia* is mentioned as another type of bacteria that can be genetically modified to prevent malaria, offering a different biological approach to disease control.

Which genus of bacteria is noted for its use in controlling dengue?

The genus *Wolbachia* is noted for its application in controlling dengue, a viral disease transmitted by mosquitoes, by interfering with the virus's replication.

What is the purpose of the 'Type strain' information provided for *Delftia tsuruhatensis*?

The type strain information (e.g., ATCC BAA-554, DSM 17581) identifies specific, preserved cultures of *Delftia tsuruhatensis* that serve as the definitive reference standard for the species, ensuring consistency and accuracy in scientific research and classification.

What is the significance of *Delftia tsuruhatensis* being classified within the Comamonadaceae family?

Its classification within the Comamonadaceae family places *Delftia tsuruhatensis* among a group of bacteria often characterized by their metabolic versatility and presence in diverse environments, including aquatic systems and sometimes as opportunistic pathogens.

How does the Gram-negative characteristic of *Delftia tsuruhatensis* relate to its bacterial classification?

The Gram-negative characteristic of *Delftia tsuruhatensis* is a fundamental aspect of its bacterial classification, indicating that its cell wall structure does not retain the crystal violet stain during the Gram staining procedure, which is a key diagnostic feature for bacteria.

What does it mean for *Delftia tsuruhatensis* to be 'catalase-positive' and 'oxidase-positive'?

Being catalase-positive means *Delftia tsuruhatensis* produces the enzyme catalase, which breaks down hydrogen peroxide, while being oxidase-positive indicates it produces cytochrome c oxidase, an enzyme involved in the electron transport chain. These are standard biochemical tests used for bacterial identification.

Why is the degradation of phenolic compounds and aniline by *D. tsuruhatensis* considered significant?

The ability of *D. tsuruhatensis* to degrade phenolic compounds and aniline is significant because these are common and often toxic pollutants in soil and water, suggesting the bacterium could have practical applications in bioremediation, which is the use of biological agents to remove pollutants.

In what way could *Delftia tsuruhatensis* contribute to the fight against antibiotic resistance?

By inhibiting quorum sensing and suppressing biofilm formation, *Delftia tsuruhatensis* can make antibiotic-resistant bacteria, such as *Pseudomonas aeruginosa*, more vulnerable to existing antibiotics, potentially leading to new strategies for treating difficult infections.

What is quorum sensing, and how does *Delftia tsuruhatensis* interfere with it?

Quorum sensing is a bacterial communication system that allows bacteria to coordinate gene expression based on population density; *Delftia tsuruhatensis* interferes with this process, which can disrupt bacterial behaviors like biofilm formation and virulence factor production.

What are biofilms, and why is their inhibition by *Delftia tsuruhatensis* important in a medical context?

Biofilms are structured communities of bacterial cells encased in a self-produced polymeric matrix, often associated with chronic infections and medical device contamination. Their inhibition by *Delftia tsuruhatensis* is medically important because biofilms can shield bacteria from antibiotics and the host immune system, making infections harder to treat.

How does the secretion of harmane by *Delftia tsuruhatensis* specifically affect *Plasmodium* oocysts?

The secretion of harmane by *Delftia tsuruhatensis* directly leads to a significant reduction, specifically 75% fewer, in *Plasmodium* oocysts within infected mosquitoes, indicating a disruption in the malaria parasite's life cycle development.

What is the broader implication of *Delftia tsuruhatensis*'s role in preventing malaria development in mosquitoes?

The broader implication is that *Delftia tsuruhatensis* could serve as a natural biological control agent, offering a novel and environmentally friendly approach to reduce malaria transmission by targeting the parasite within the mosquito vector, potentially complementing existing malaria control strategies.

How does *Delftia tsuruhatensis* compare to *Serratia* in terms of malaria prevention strategies?

While *Delftia tsuruhatensis* naturally secretes harmane to prevent malaria development in mosquitoes, *Serratia* is a genus of bacteria that can be genetically modified to achieve a similar outcome, representing different biological approaches to malaria control.

What is the distinction between *Delftia tsuruhatensis*'s application and *Wolbachia*'s use in disease control?

*Delftia tsuruhatensis* is shown to prevent malaria development in mosquitoes, whereas *Wolbachia* is a genus of bacteria known for its ability to control dengue by interfering with viral replication in mosquitoes, highlighting their distinct roles in vector-borne disease management.

Why is it important that documented human infections by *Delftia tsuruhatensis* are healthcare-associated?

The fact that all documented human infections are healthcare-associated suggests that *Delftia tsuruhatensis* may pose a particular risk in clinical environments, possibly due to its opportunistic nature and potential for colonizing medical devices or infecting immunocompromised patients.

What is the general classification of *Delftia tsuruhatensis* as a bacterium?

*Delftia tsuruhatensis* is generally classified as a species of bacterium, which are single-celled microorganisms lacking a nucleus and other membrane-bound organelles, typically reproducing by binary fission.

What is the significance of the image caption 'Delftia tsuruhatensis MV01.jpg' in the context of the article?

The image caption references a visual representation of *Delftia tsuruhatensis*, likely a microscopic image, which helps readers visualize the bacterium's morphology as described in the text, such as its rod-shaped cells.

What is the primary function of the 'Scientific classification' section in the infobox?

The 'Scientific classification' section provides a hierarchical system for categorizing *Delftia tsuruhatensis* based on its evolutionary relationships and shared characteristics, ranging from the broadest category of Domain down to the specific species.

How does the discovery of *Delftia tsuruhatensis*'s anti-malaria properties contribute to scientific understanding?

This discovery significantly expands scientific understanding by identifying a natural mechanism through which a bacterium can interfere with malaria transmission, opening new avenues for research into biological control methods and potential drug development for this disease.

What is the role of the 'References' section in the Wikipedia article?

The 'References' section lists the academic papers and other credible sources from which the information about *Delftia tsuruhatensis* was drawn, ensuring the factual accuracy and verifiability of the content presented in the article.

What is the purpose of the 'External links' section?

The 'External links' section provides additional resources outside of Wikipedia, such as the BacDive database, where users can find more detailed information about the type strain of *Delftia tsuruhatensis* and related bacterial data.

How does the 'Taxon identifiers' section contribute to the understanding of *Delftia tsuruhatensis*?

The 'Taxon identifiers' section provides unique codes and links to various biological databases (like Wikidata, BacDive, NCBI), which serve as standardized references for *Delftia tsuruhatensis*, facilitating its identification and retrieval of information across different scientific platforms globally.

What does the presence of a 'stub' notice at the end of the article indicate about the Wikipedia page for *Delftia tsuruhatensis*?

A 'stub' notice indicates that the Wikipedia article on *Delftia tsuruhatensis* is considered incomplete and requires further expansion and detail to become a more comprehensive and informative resource.

What is the significance of *Delftia tsuruhatensis* being a motile bacterium?

Being a motile bacterium means *Delftia tsuruhatensis* is capable of self-propulsion, typically through structures like flagella, which allows it to move through its environment, such as wastewater or potentially within a host organism.

How does the initial isolation location of *Delftia tsuruhatensis* from a wastewater treatment plant inform its ecological role?

Its isolation from a wastewater treatment plant suggests that *Delftia tsuruhatensis* is adapted to environments rich in organic matter and potentially pollutants, which aligns with its observed ability to degrade phenolic compounds and aniline, indicating a role in environmental detoxification.

What is the significance of the 'Pseudomonadati' Kingdom classification for *Delftia tsuruhatensis*?

The classification of *Delftia tsuruhatensis* under the Kingdom Pseudomonadati places it within a broad group of bacteria that are often metabolically versatile and found in diverse ecological niches, including soil, water, and sometimes as plant or animal pathogens.

Delftia Tsuruhatensis Wiki: Delftia tsuruhatensis: A Microbe with Macro Impact

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Overview

A Distinctive Bacterium

Delftia tsuruhatensis is a fascinating Gram-negative bacterium, characterized by its rod-shaped morphology and its positive reactions to both catalase and oxidase tests. This motile microorganism belongs to the family Comamonadaceae, a group known for its metabolic versatility. It was initially identified and isolated in 2003 from an industrial wastewater treatment plant in Japan, highlighting its resilience and adaptability in diverse environments.^[3]

Clinical Relevance

While often found in environmental settings, D. tsuruhatensis has emerged as an opportunistic pathogen, meaning it can cause infections under certain conditions, particularly in individuals with compromised immune systems or those in healthcare settings. All documented human infections associated with this bacterium have been healthcare-associated, emphasizing its role in nosocomial environments.^[4]^[5]^[6] Understanding its pathogenic potential is crucial for infection control and patient management.

Biology

Morphology and Structure

The individual cells of D. tsuruhatensis are typically slightly curved, short rods. They are observed either singly or in pairs, reflecting their characteristic growth pattern. These cells exhibit precise dimensions, measuring approximately 0.7 to 1.2 micrometers (µm) in width and 2.4 to 4.0 µm in length.^[3] This specific morphology is a key identifier for microscopic analysis.

Metabolic Versatility

Beyond its structural characteristics, D. tsuruhatensis demonstrates remarkable metabolic capabilities, particularly in the degradation of various organic compounds. It is known for its ability to break down phenolic compounds^[7] and aniline,^[8] both of which are common environmental pollutants found in soil and water. This metabolic prowess suggests its potential utility in bioremediation strategies, offering a biological solution to environmental contamination.

Interactions

Quorum Sensing Inhibition

A significant aspect of D. tsuruhatensis's biology is its capacity to inhibit quorum sensing (QS). Quorum sensing is a cell-to-cell communication mechanism used by bacteria to coordinate gene expression based on population density, often regulating virulence factors and biofilm formation. By interfering with QS, D. tsuruhatensis can disrupt these coordinated bacterial behaviors, offering a promising avenue for developing novel therapeutic drugs against antibiotic-resistant bacteria.^[9]

Biofilm Suppression

In conjunction with its quorum sensing inhibition, D. tsuruhatensis actively suppresses biofilm formation. Biofilms are complex communities of microorganisms encased in an extracellular matrix, providing protection against antibiotics and host immune responses. Specifically, D. tsuruhatensis has been shown to inhibit biofilm formation against notorious pathogens such as Pseudomonas aeruginosa.^[9]^[10] This suppression significantly enhances the susceptibility of P. aeruginosa to conventional antibiotics, increasing their effectiveness by two to three times.^[11]

Applications

Malaria Control Potential

In a groundbreaking discovery published in Science in 2023, researchers unveiled a novel application for D. tsuruhatensis in the fight against malaria. This bacterium prevents the development of the malaria parasite, Plasmodium, within mosquitoes by secreting a compound called harmane.^[12] Mosquitoes naturally infected with D. tsuruhatensis exhibited a remarkable 75% reduction in Plasmodium oocysts, the parasitic stage that develops in the mosquito gut. Furthermore, the overall infection rates in these mosquitoes were reduced to one-third compared to uninfected counterparts.^[13]^[14]^[15] This finding positions D. tsuruhatensis as a promising candidate for innovative biological control strategies against malaria.

Taxonomy

Scientific Classification

The systematic classification of Delftia tsuruhatensis places it within a well-defined hierarchy, reflecting its evolutionary relationships and distinct biological characteristics.

Taxonomic Rank	Classification
Domain	Bacteria
Kingdom	Pseudomonadati
Phylum	Pseudomonadota
Class	Betaproteobacteria
Order	Burkholderiales
Family	Comamonadaceae
Genus	Delftia
Species	D. tsuruhatensis

The binomial name, Delftia tsuruhatensis, was formally established by Shigematsu et al. in 2003 as a new species (sp. nov.).^[3]

Type Strains

In microbiology, a type strain serves as the reference specimen for a species, ensuring consistency and accuracy in scientific research and identification. For Delftia tsuruhatensis, several recognized type strains are maintained in various culture collections globally, facilitating its study and characterization.^[2]

ATCC BAA-554
DSM 17581
IFO 16741
NBRC 16741
T7

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References

A full list of references for this article are available at the Delftia tsuruhatensis Wikipedia page

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This is not professional scientific or medical advice. The information provided on this website is not a substitute for professional microbiological research, environmental science consultation, or medical diagnosis and treatment. Always refer to peer-reviewed scientific literature, official health guidelines, and consult with qualified professionals for specific research, environmental, or health-related inquiries. Never disregard professional advice because of something you have read on this website.

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Delftia tsuruhatensis: A Microbe with Macro Impact

💡 Dive in with Flashcard Learning! 💡

Overview 🔬

🧬 A Distinctive Bacterium

🚨 Clinical Relevance

Biology 🔬

📏 Morphology and Structure

🧪 Metabolic Versatility

Interactions 🤝

🚫 Quorum Sensing Inhibition

🛡️ Biofilm Suppression

Applications 💡

🦟 Malaria Control Potential

Taxonomy 🌿

📚 Scientific Classification

🔬 Type Strains

Teacher's Corner 🧑‍🏫

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References

📜 References

Feedback & Support 👍

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Disclaimer ⚠️

📜 Important Notice

Dive in with Flashcard Learning!

Overview

A Distinctive Bacterium

Clinical Relevance

Biology

Morphology and Structure

Metabolic Versatility

Interactions

Quorum Sensing Inhibition

Biofilm Suppression

Applications

Malaria Control Potential

Taxonomy

Scientific Classification

Type Strains

Teacher's Corner

True or False?

Test Your Knowledge!

Gamer's Corner

Discover other topics to study!

References

Feedback & Support

Disclaimer

Important Notice