Best Answer

Salmonella is not grown on mannitol salt agar as it is Gram- .

Gram+ bacteria are grown on mannitol salt agar.

Salmonella is grown on xysoline lysine deoxycholate (XLD) agar which is a differential media to differentiate salmonella from shegilla.

User Avatar

Wiki User

โˆ™ 2013-01-10 15:15:57
This answer is:
User Avatar
Study guides


20 cards

Which germ layer is destined to become the inner lining of body organs

What factor allows organisms such as planarian worms and plants to regenerate new individuals from fragments of parent organisms

What kind of bacterium cannot tolerate oxygen

In what cycle of viral replication does the virus destroy the host cell

See all cards


20 cards

How is yeast used

What are the five main groups of arthropods

What do Amoebas use for movement

How are algae different from plants

See all cards


20 cards

How do cells control osmosis

What is cytoplasm

Where is ATP often produced

What causes water to be a polar molecule

See all cards

Add your answer:

Earn +20 pts
Q: Does salmonella grow on Mannitol Salt Agar?
Write your answer...
Related questions

Can Klebsiella pneumoniae grow on Mannitol salt agar?

No, K. pneumoniae will not grow on Mannitol Salt Agar- gram negative organisms cannot grow on MSA, and K. pneumoniae is gram negative.

Does Micrococcus Luteus grow in mannitol salt agar?

Mannitol salt agar inoculated with Micrococcus luteusshowing no fermentation of mannitol (pink medium). The colonies show a yellow pigment which is characteristic of M. luteus.

Does L lactis grow on mannitol salt agar?


Why does staphylococcus grow well on mannitol salt agar?

Staphylococcus can grow well on mannitol salt agar because it can tolerate high saline. It prefers to grown on a salty or saline medium in order to grow at all.

Can Bacillus species grow on Mannitol salt agar?


Can enterobacter aerogenes grow on mannitol salt agar?


Can proteus vulgaris grow in a mannitol salt agar?

No. Gram negative bacteria do not grow on MSA.

What is the purpose of mannitol salt agar?

The mannitol salt agar is used to see which bacteria can stand a high salt level and still grow. This process produces osmosis and diffusion by drawing water from the bacteria.

Can serratia marcescens grow in mannitol salt agar?

no, it doesn,t tolerate high salt

Does proteus mirabilis grow on mannitol salt agar?

No it doesn't because it doesn't ferment mannitol. P. mirabilis can actually grow on a MAC agar, but it is colorless. I actually had this lab in Micro260 today.An MSA agar has 7% high salt concentration and provides growth for S. aureus bacteria turning it yellow/gold. An MSA agar is selective for osmotolerant bacteria meaning for bacteria that can grow in different salt concentrations, and it's differential because it can ferment mannitol.

Why Use mannitol salt agar?

Mannitol salt agar supports growth of organisms that can grow in a high salt concentration, particularly Staphylococcus species and halophiles. The phenol red pH indicator in the agar will also let you know whether or not the bacterium you streaked ferments mannitol by changing to a yellow color if fermentation has occured.

Can e coli grow mannitol salt agar?

no, only staphylococcus bacteria can

Why does gram-positive bacteria grow in mannitol agar?

Gram-positive bacteria grows in Mannitol agar because it contains a high level of salt. This type of agar allows only certain types of bacteria to grow, making it selective.Ê

Can Streptococcus grow on MSA?

MSA stands for mannitol salt agar. Streptococcus can not grow on this type of agar. This is because it has a very high salt content, which allows only certain microorganisms to grow in it.

What ingredient in Mannitol Salt agar makes it selective?

The high salt concentration (7.5-10% w/v) makes the agar hard for all but staph spp. To grow, and staph aureus turns yellow when it ferments the mannitol.

Can staphylococcus aureus ferment lactose?

Yes, it can ferment lactose. Mannitol Salt Agar is used to identify S.aureus. When it ferments D-mannitol, it produces an acid which turns the agar yellow from red. S.epidermidis will grow, but the agar remains red.

How can bacteria grow with agar?

The agar used to grow bacteria is enriched for a general growth of bacteria. Certain agar's however, are specifically enriched for growing a specific bacteria eg. Mannitol Salt Agar for Staphylococcus aureus, etc.

Is Mannitol salt agar selective or differential or both?

it is selective because only a salt tolerant can grow. 7.5 nacl it has diffrential properties also. if mannitol formentors turns yellow staphlococus aureus; but if it has no change then its a nonpathogenic staphlococci (s. edermis)

What will grow on mannitol salt agar besides staph?

Mannitol Salt Agar (MSA) is a selective/differential media that inhibits the growth of gram negative bacteria. Only a few bacteria can tolerate the 7.5% NaCl found within this media. The high salt content selects for Staphylococcus and a few salt tolerant enterococci. The presence of the sugar mannitol gives this media its differential properties. When mannitol is fermented (utilized by the bacteria) microorganisms release acidic byproducts that change the pH of the surrounding media. The pH change is indicated by a change in the pH indicator (phenol red) from pink to yellow.

Can streptococci grow in agar?

yes. since streptococcus is gram positive though it will not grow on MacConkey's or SSA (salmonella-shigella agar)

What would happen if you omit sodium chloride from mannitol salt agar?

The proper conditions for bacterial growth include nutritional components and an electrolytic environment. Salt is the selective ingredient. With no NaCl, all organisms, Gram (+) & Gram (-) would grow equally.

What would be likely consequences of omitting the NaCl in mannitol salt agar?

it would make it less selective and allow more kinds of bacteria grow, because the NaCl is used to dehydrate and kill most kinds of bacteria.

What grow on ss agar plate?

Bacteria grows on a SS agar plate. Salmonella Shigella plates are used in laboratories to check for possible bacterial contamination on raw meat.

Why is mannitol salt considered to be a differential media?

MSA is a selective as well as a differential media. Mannitol is the differential part, it indicates organisms that ferment mannitol. If mannitol fermentation is occurring, lactic acid will be produced, and the pH will drop causing the MSA plate to turn yellow. The salt portion is selective for halophiles; organisms that cannot withstand a high salt content will be unable to grow well.

What is isolation media in microbiology?

The growth media such as nutrient agar or Mckonkey agar is used to isolate microbial cells from the mix culture when inoculate on them. Some time speical media is used which selectivly grow some time of bacteria or a differential media which give different morphology of different bacterial species e.g. blood agar and Mannitol salt agar. It can be done by three ways: the spread plate method, the streak plate method, and the pour plate method.