Listeria

What samples do we use to detect listeria?

What are the mediums used for listeria from samples from blood and placenta?

What is the cultivation scheme for a sample from brain and CSF?

Name 3 selective agars for listeria:

Is listeria heat or cold resistant?

Microscopic appearance of listeria

Properties and characteristics of listeria
(motility, temp,ph)

What test do we have for listeria and what are the results?

What is typical findings on PALCAM agar after inoculation with listeria monocytogenes?

What is the agent causing the black zones?

What is the disease caused by listeria infection?
Who is more susceptible?

How is listeriosis transmitted?

Where can listeria be found that gives the disease the name Silage Disease?

Name 2 non-pathogenic strains of listeria:

Name 2 pathogenic strains of listeria:

Which strain has affinity to neural tract and how does it work?

Where can we find hemolysis and what type?

Are all healthy individuals susceptible to listeria?

After listeria reaches the brain what does it cause?

Except from meningoencephalitis, what are the other effects of listeria?

In which animal species is meningoencephalitis a result of listeria?

Do symptoms appear right away?

Are antibiotics effective for treatment?

Which listeria strain is found only in ruminants especially sheep? What does it cause?

Except from neural and genital tract which other tract can be affected? By which strain?

How can we distinguish between the 2 pathogenic strains?

What antibiotics can we use on L.monocytogenes?

What is the function of phospholipase C?

What enzyme helps the bacterium survive in the intestinal lumen?

Control measures we can take to limit the infections

Which substance helps listeria attach and invade into target cells?

In L. Monocytogenes there is one specific substance that helps with its release into the cytoplasm of the cell. What is it?

What is the counterpart in L.ivanovii?