Citrobacter freundii is a species of facultative anaerobic Gram-negative bacteria of the family Enterobacteriaceae which currently consists of 13 recognized species. These bacteria have a rod shape with a typical length of 1–5 μm.

Citrobacter freundii, are aerobic gram-negative bacilli. They are long, about 1-5 μm in length and are rod-shaped. A few of them are non-motile, but most of them move using their flagella.

Jan 19, 2025 · Citrobacter freundii, a member of the Enterobacteriaceae family, is an opportunistic pathogen that can cause health issues. It is often found in water, soil, and as part of the normal gut flora in humans and animals. Its ability to thrive in diverse environments makes it a noteworthy subject for study.

Citrobacter freundii and Citrobacter koseri can cause urinary tract infections, and are found in wound, respiratory, meningitis, and sepsis. They can cause healthcare-associated infections, especially in pediatric and immunocompromised patients [41] .

Aug 1, 2018 · Multidrug-resistant strains of Citrobacter have emerged, which carry Amp-C β-lactamase (Amp-C), broad-spectrum β-lactamase, extended-spectrum β-lactamase (ESBL), and other resistance mechanisms. These strains are associated with a …

Jun 15, 2023 · Citrobacter freundii is an opportunistic pathogen, meaning it can cause infections in individuals with weakened immune systems or underlying health conditions.

Apr 22, 2011 · Citrobacter freundii are long rod-shaped bacteria typically 1-5 μm in length [1]. Most C. freundii cells are surrounded by many flagella used to move about, but a few are non-motile. Its habitat includes the environment (soil, water, sewage), food, and the intestinal tracts of animals and humans [1].

Oct 7, 2024 · Accurate identification of Citrobacter freundii is crucial for effective treatment and management of these infections. Understanding its morphology, staining properties, and biochemical traits can provide essential insights into its …

Citrobacter freundii. Citrobacter freundii is a gram-negative, aerobic bacterium that causes opportunistic infections of the respiratory system, urinary tract, the blood, and several other normally sterile sites in immune-compromised patients (Whalen et al …

Nov 30, 2021 · What is Citrobacter freundii? Citrobacter freundii is a facultative, gram-negative, anaerobic bacteria. It is rod-shaped and about 1-5 µm long. Most Citrobacter freundii cells have flagella and are motile, but some do not. It is a member of the family Enterobacteriaceae, which has 15 genomospecies.