what is Sauton's media recipe?

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what is Sauton's media recipe?..

Answer / swapna

Ingredients are
KH2PO4 0.5 g
MgSO4.7H2O 0.5 g
Citric acid 2.0 g
Ferric ammonium citrate 0.05 g
Glycerol 60 ml
Asparagine 4.0 g
Distilled water to 1000 ml.

Dissolve the reagents, except for the glycerol, in 300 ml
water using heat.

Once dissolved, add the glycerol and make up to 1 liter
with distilled water. Check pH and, if necessary, adjust to
pH7.4 with 1 M NaOH.

Autoclave at 121 oC for 15 min.

It has been reported that the addition of ZnSO4 (0.1 ml of
1% solution) and Triton WR1339 (5 ml of 5% solution)
improves growth of Mycobacterium. tuberculosis .

Is This Answer Correct ?    6 Yes 0 No

what is Sauton's media recipe?..

Answer / b.yazdanpanah

Ingredients are
KH2PO4 0.5 g
MgSO4.7H2O 0.5 g
Citric acid 2.0 g
Ferric ammonium citrate 0.05 g
Glycerol 60 ml
Asparagine 4.0 g
Distilled water to 1000 ml.
Dissolve asparagin separatly in 100 ml distilled water
using magnet stirer & heat upto 56 Deg C
After dissolve the other reagents, except for the glycerol,
in 300 ml water one by one,using magnet stirer , add the
asparagin solution and after 5 minuts add glycerol and then
make up to 1 liter.
with distilled water. Check pH and, if necessary, adjust to
pH =7.2 with 1 M NaOH or NH3 solution.

Autoclave at 121 oC for 15 min.

It has been reported that the addition of ZnSO4 (0.1 ml of
1% solution) improve growth of Mycobacteria.

Is This Answer Correct ?    0 Yes 1 No

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Why we are maintaining the autoclave temperature at 121degree centigrade and pressure at 15lbs? Why we are not maintaining the temperature and pressure above or below 121degree centigrade and 15lbs? higher temperature also kills microbes. then why we are not maintaining it above 121degree? what is the reason?

4 Answers   Biocon,


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