Unknown identification laboratory report introduction the gram stain test: this is a very important preliminary test used in initial classification as well as characterization of bacteria it is used to differentiate bacteria based on staining differences in biochemical and physical characteristics of bacterial cell walls. The reason for identification of unknown bacteria was to help students recognize different bacteria through different biochemical tests and characteristics this is important in the medical field because identification of unknown bacteria can help treat a patient by knowing the contributing source of a disease. Unknown bacteria identification see more pharmacy school essay prompts examples short application essay for pharmacy school pharmacy is an interesting and ever-changing field in our world today, to be knowledgable in the various topics learning cranial nerves see more. Suppose you are trying to identify an unknown bacterial species you perform a gram stain and the slide is a blue/purple color when you are finished are the bacteria gram positive or gram negative.
Exploring the unknown the silent revolution of microbiology eduard kellenberger as yet unknown bacteria a suitable ending for this essay might be a quote from arthur kornberg, who received the nobel prize for medicine in 1959 (kornberg, 1997) he recommended: ‘increased attention to the microbial world. Proteus vulgaris #12 the importance of identification of a certain microorganisms can range between a life threatening diseases to a creation of certain antibiotic understanding the principals of living microbes and identifying my unknown bacteria through numerous biochemical and metabolism tests, with the outmost confidence, proteus vulgaris had the precise qualifications. Identification of unknown bacteria is one of the major responsibilities of the microbiologists samples of blood, tissue, food, water and cosmetics are examined daily in laboratories throughout the world for the presence of contaminating microorganisms in addition, industrial organisations are. We will write a custom essay sample on identification of an unknown bacterium biology essay specifically for you for only $1638 $13 we will write a custom essay sample on identification of an unknown bacterium biology essay specifically for you for only $1638 $139 respiratory organisms and identification of unknown bacteria biology.
In our lab, identification of unknown bacteria is divided into 3 projects eu, ou and pcr-id projects for eu (identification of a bacterial species belonging to the enterobacteriaceae family) and ou (identification of a non-enterobacteriaceae bacterial species), we use the conventional microbiological diagnostic techniques to identify the species. Identifying bacteria can lead to many new discoveries such as new species or the evolution of a known species in this experiment, an unknown bacterium was to be identified using a number of different tests using several different bacteria for comparison. Essays unknown bacteria unknown bacteria the sulfur, indole and motility test (sim), the glucose fermentation test and the urea test to help identify my unknown bacteria for the sim test, i aseptically inoculated the bacteria into a tube of the sim media and let it incubate until the next class period another test i used to. Academiaedu is a platform for academics to share research papers skip to main content 2001 eighth edition 8 part identification of unknown bacteria one of the most interesting experiences in introductory microbiol- ogy is to attempt to identify an unknown microorganism that has been assigned to you as a laboratory problem we have for.
Identification of a unknown bacterium essay sample although bacteria is microscopic in size, it is largely important in the healthcare field, environmental work, food preparation, as well as many other industries. The two initial streak plates created for identifying the gram-positive bacteria both came back ineffective the inaccuracy stemmed from procedural flaws when gram-staining with a microscope an alternate and pre-isolated unknown was then provided by the instructor. Identifying unknown bacteria | essay print reference this disclaimer: this work has been submitted by a student this is not an example of the work written by our professional academic writers you can view samples of our professional work here. Mind that the sample papers like identification of an unknown gram positive and gram negative bacteria presented are to be used for review only in order to warn you and eliminate any plagiarism writing intentions, it is highly recommended not to use the essays in class. The identification of the unknown culture was accomplished by identifying the bacteria based on its specific metabolic characteristics and morphology it is suggested that culture 11 is a sample of enterobacter aerogenes.
The purpose of this study was to identify a gram positive and a gram-negative bacterium from a mixed culture the methods that were previously studied and practiced in the microbiology laboratory class were applied in order to identity two unknown bacterium. Identifying unknown bacteria using biochemical and molecular methods beginning of instructor pages instructor pages - - 3 purpose the purpose of this lab is to introduce a variety of lab techniques to students working on the common problem of identifying an unknown bacterium. Before going over the tests to identify an unknown bacterial species, we should remember some bases of manipulating bacteria it is important to always keep in mind that your unknown species is a potential pathogen.
Identification of two unknown bacterial cultures through various laboratory techniques including selective and differential media, enriched media and other culture media to determine metabolic needs of the organisms. Guide to the identification of an unknown bacterium – methods and report format pg 1 a standard part of nearly all lab courses in introductory microbiology is an activity wherein the student must use everything that has been learned in the course to identify and. Identifying the unknown bacterium was determined by separating and differentiating possible bacteria based on specific biochemical characteristics the differential tests used to identify the unknown cultures were gram staining, oxidase, indole test, urea test, and casein test. Microbiology unknown this essay microbiology unknown and other 64,000+ term papers, college essay examples and free essays are available now on reviewessayscom the methods that have been learned thus far for identifying bacteria have been applied to this unknown procedures were followed as stated in the course laboratory manual, unless.
Characteristics of these cells is needed to identify the genus and species of the bacterium the metabolic capabilities of the organism are studied in more detail identifying an unknown is a fascinating process. The first day an unknown sample was assigned to each group of students the first test applied was a gram stain to test for gram positive or gram-negative bacteria the morphology of the two types of bacteria was viewed under the microscope and recorded then the sample was put on agar plates using. The bacteria is besides a facultative anaerobe ( table 1 ) table 1 besides shows that the unknown bacteria does non exhibit motility the unknown bacterium was found to hydrolyse amylum, but was negative for cut downing h2s ( table 1 ) the unknown bacteria besides does non exhibit nitrification ( table 1 ).