Selective and differential media
Lab report 2 - selective and differential media - download as word doc (doc), pdf file (pdf), text file (txt) or read online. General microbiology laboratory selective and differential media media for isolation of microbes general (all purpose): contains basic nutrients for most bacteria enriched: contains extra growth factors & nutrients (fastidius organism) selective: contains ingredients that inhibit growth of some bacteria & allow growth of others differential. Start studying selective and differential media learn vocabulary, terms, and more with flashcards, games, and other study tools. Instructions for use - ready-to-use plated media pa-25453901 rev: june 2003 bd™ palcam listeria agar intended use bd palcam listeria agar is a selective differential medium for the isolation and detection of listeria monocytogenes and other listeria species from foods and clinical specimens. Study selective/differential media flashcards taken from the book microbiology an introduction.
2 mannitol salt agar (msa) is a selective/differential media that inhibits the growth of gram negative bacteria only a few bacteria can tolerate the 75% nacl found within this media the high salt content selects for staphylococcus and a few salt tolerant enterococci. Hektoen enteric agar (he): selective and differential isolate and differentiate members of the species salmonella and shigella from other enterobacteriaceae. Sigma-aldrichcom presents an article concerning selective growth media for differentiation and detection of escherichia coli and other coliforms. Blood agar is a bacterial growth medium which contains 5% sheep's blood it is considered to be differential but not selective, because it is an enriched medium that provides a rich nutrient environment for many types of bacteria, while a selective medium supports the growth of certain types of bacteria but inhibits other types.
Every microbiologist eventually has to grow cultures of bacteria for their experiments in this lesson, we will investigate selective and. A variety of selective media have been recommended for the isolation of enterococcus species (3) enterococcus differential agar base was designed for the selective isolation and differentiation between enterococcus faecalis and enterococcus faecium. View lab report - s16 lab 12 selective and differential media from micr 101 at san jose state re-assessment of thioglycollate tubes: what do your controls show what does your unknown look. Jakes microbiology lab #2 tools copy this to my account is macconkey agar selective or differential/ if so, what is it selective or differential for is phenylethyl alcohol agar a selective or differential media selective.
Study flashcards on microbiology: lab exercise 10-selective, enriched and differential media at cramcom quickly memorize the terms, phrases and much more cramcom makes it easy to get the grade you want. Sigma-aldrich online catalog product list: selective & differential media for salmonella. Combination selective and differential media a combination selective and differential medium permits the growth of one group of organisms while inhibiting the growth of another in addition. Selective, differential, & enriched media lab chart - free download as word doc (doc), pdf file (pdf), text file (txt) or read online for free.
Selective and differential media selective and differential media are used to isolate or identify particular organisms selective media allow certain types of organisms to grow, and inhibit the growth of other organisms the selectivity is accomplished in several ways. Study microbiology lab exercise 12- special media for isolating bacteria flashcards play games, take quizzes selective media characteristics: selective and differential. Figure 02: differential medium - e coli characteristic colonies on emb agar what is the difference between selective and differential media selective vs differential media selective media are the culture media.
Selective and differential media
View notes - selective and differential media lab report from chem 102 at salem state selective and differential media varisce alston march 28,2012 dr jones introduction when studying microbiology. Procedure: 1 obtain or pour plate of specified type of selective or differential media 2 inoculate plate using a loop, swab or hockey stick. Selective / differential / enrichment media selective media helps select for growth of certain organisms in a mixed population by using a ingredient that inhibits the growth of other microorganisms, but not the desired species or group.
Use of selective and differential media many different types of media are used in the microbiology laboratory in general, these media can be divided into several categories, including nutritive, differential, and selective. This feature is not available right now please try again later. Macconkey agar is a selective and differential culture medium for bacteria designed to selectively isolate gram-negative and enteric (normally found in the intestinal tract) bacilli and differentiate them based on lactose fermentation the crystal violet and bile salts inhibit the growth of gram-positive organisms which allows for the selection. Bd™ baird-parker agar intended use bd baird-parker agar is a moderately selective and differential medium for the isolation and enumeration of staphylococcus aureus in foods, environmental, and clinical specimens principles and explanation of the procedure. Selective and differential media selective media contains certain compounds or chemicals that favor the growth of certain species of bacteria.
A free online presentation about selective and differential media for microbiology. Selective and differential media • tsa, nutrient agar, and luria-bertani (lb) are all examples of enrichment media • they are designed to provide the nutrients needed to support the growth of microbes. Cultivation media for bacteria isolation of bacteria is selective media contain ingredients that inhibit the growth of some organisms but differential media contain compounds that allow groups of microorganisms to be visually distinguished by the appearance of the. Jv note: i have to split this page up into several html pages but is otherwise done selective and differential media selective media contains certain compounds or chemicals that favor the growth of certain species of bacteria selective media is often used when one is trying to isolate a specimen of interest from a mixed culture. Culture media - 1 culture media and cultivation of bacteria you will study the use of a medium classified as both selective and differential 5 you will use two techniques to culture anaerobic bacteria types of culture media.