Identification

Question 1

how does the identification of an unknown microorganism works?

Answer 1

depend on the comparison of its properties with those of organisms that have already been classified and named (Type strains)

Question 2

type of things that u can compare with?

Answer 2

• Morphology
• Biochemical properties
• 16s rRNA gene sequencing
• MLST

Question 3

techniques?

Answer 3

• Dichotomous key(morpholy and phenotype)

- Serotyping

Question 4

what do they also use??

Answer 4

use of selective and differential methods

Question 5

for exemple?

Answer 5

-glucose fermentation
From left to right: +,+ (GAS present),-,
-API strips:

Question 6

API strips?

Answer 6

sets of
differential methods
and biochemical
tests

Question 7

serotyping?

Answer 7

based on the binding of specific antibody to surface structure

Question 8

for exemple who binds to LPS ?

Answer 8

o serotypes

Question 9

Who binds to capsules?

Answer 9

K serotypes

Question 10

Who binds to flagella?

Answer 10

H serotypes

Question 11

Antibodies

Answer 11

molecules of the immune system that recognize and bind to molecule on the surface of a microorganism or to secreted proteins.

Question 12

if what ur looking for is in the sample there is going to be a positive reaction?

Answer 12

which is agglutination

Question 13

serotype c quoi ds le fond?

Answer 13

refer to separate groups within a species of a microorganisms that all share a similar characteristic.they all have the same antigen

Question 14

pour trouver leur serotype(antigen) tu dois?

Answer 14

use antibodies to form a positive reaction to find what is the antigen on the cells