Microbiology unknown lab report - download as pdf file (pdf), text file (txt) or read online micro paper on unknown bacteria positive citrobacter freundii. The purpose of this paper is to demonstrate the ability to identify an unknown bacteria culture in the lab citrobacter freundii is a known opportunistic pathogen, causing diseases such as neonatal meningitis and other respiratory disease. Citrobacter freundii is an infectious anaerobic bacterium that forms rod-like structures known as coccobacilli this bacterium lives in the digestive tract and in many places in nature the public health agency of canada identifies it as an opportunistic pathogen citrobacter is responsible for. Gram negative unknown for microbiology blot dry with bibulous paper i found that my citrobacteria were actually citrobacter freundii they resemble e coli.
Enterobacteriaceae (gram negative bacilli) citrobacter koseri 2] citrobacter freundii enterobacter species: 1] enterobacter cloacae, 2] enterobacter aerogenes. Verotoxinogenic citrobacter freundii associated with severe gastroenteritis and cases of haemolytic uraemic syndrome in a nursery school: green butter as the infection source epidemiology and infection, 114 (3), 441-450. Cm0033, kligler iron agar a differential medium for the identification of the enterobacteriaceae citrobacter freundii atcc® 8090 yellow yellow + .
In 1993 c freundii was found to be a complex of eight species, including citrobacter youngae, citrobacter braakii, citrobacter werkmanii, and citrobacter sedlakii and the unnamed genomospecies 9, 10, and 11 [9. Trying to learn chinese, pinyin we can help memorize these flashcards or create your own chinese, pinyin flashcards with cramcom learn a new language today. Citrobacter freundii is an opportunistic microbe, and often causes major opportunistic infections, ie the bacterium does not produce any disease-symptoms in healthy humans it only afflicts those who have a weak and debilitated immune system. Microbiology 20 biochemical unknown guidelines citrobacter freundii enterobacter aerogenes enterobacter cloacae escherichia coli klebsiella pneumonia. Guide to the identification of an unknown bacterium - methods and report format pg 1 citrobacter freundii-bacillus translucent, moist, medium.
Excellent example microbiology unknown lab report for enterobacter aerogenes and enterococcus faecalis by cheryl glaeser. Full-text paper (pdf): development of a rapid and accurate identification method for citrobacter species isolated from pork products using a matrix-assisted laser-desorption ionization time-of. Escherichia coli flowchart unknown g gram stain gram negative rod oxidase test (positive) positive citrobacter freundii enterobacter aerogenes escherichia coli klebsiella oxytoca klebsiella pneumoniae pseudomonas aeruginosa pseudomonas aureofaciens negative proteus vulgaris proteus mirabilis serratia marcescens morganella morganii indole test. Chapter 5 bacteriology jason woodland usfws - pinetop fish health center citrobacter freundii, edwardsiella tarda, flavobacterium columnare and flavobacterium.
The most common organism and mechanism combinations among the less common genera were imp-producing providencia rettgeri (seven 35%) and kpc-producing citrobacter freundii (six 30%) (table) epidemiologic data were available for the 20 minnesota patients with cp-cre from the less common genera no clusters were identified. Citrobacter freundii which you will use to identify your unknown bacteria in this lab you will use oxidase paper strips for this test unless indicated. Biochemical identification ofcitrobacter species citrobacter freundii it should be noted that many of the percentages presented in the previous paper. Citrobacter freundii bacteremia: risk factors of mortality and prevalence of resistance genes.
Citrobacter freundii is an infrequent but established cause of diarrhea in humans however, little is known of its genetic diversity and potential for virulence we analyzed 26 isolates, including 12 from human diarrheal patients, 2 from human fecal samples of unknown diarrheal status, and 12 from animals, insects, and other sources. Here is an excellent example of a microbiology unknown lab paper to identify unknown bacteria in micro lab report example of unknown bacteria identification. Neonates and immunocompromised hosts are highly susceptible to citrobacter infections, which are mainly caused by citrobacter freundii and citrobacter koseri c freundii is usually associated with hepatobiliary tract infections, while c koseri causes neonatal meningitis and brain abscess with high mortality rates [ 3 . Furadantin is unknown: citrobacter diversus citrobacter freundii this procedure uses paper disks impregnated with 300 μg of.
How to write an unknown lab report in microbiology after the full genus name is given in the paper, it can citrobacter freundii proteus vulgaris. This study is the determination of the unknown bacterium that was given by microbiology lab professor the purpose of this laboratory exercise is to evaluate. Uknown microorganism lab report 31 october 2011 identification and observations of citrobacter freundii introduction citrobacter freundii is a species of bacteria that can be potentially harmful to humans.