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Table 2 Effect of a nitric oxide donor on mean production rates of H2S from homogenates of rat liver and intrauterine tissues (nM/min/g) in the presence and absence (negative control) of 10 mM L-cysteine.

From: The endogenous production of hydrogen sulphide in intrauterine tissues

Tissue

Treatment

H2S production rate (nM/min/g)

Significance

  

Mean

SD

n

 

Rat liver

-ve control

4.0

3.5

4

 
 

L-cysteine

575

172

4

 
 

+ NO donor

596

174

4

NS

Rat uterus

-ve control

0

0

4

 
 

L-cysteine

438

277

4

 
 

+ NO donor

433

224

4

NS

Rat placenta

-ve control

0

0

4

 
 

L-cysteine

45.7

51.6

4

 
 

+ NO donor

51.6

26.2

4

NS

Rat fetal membranes

-ve control

0

0

4

 
 

L-cysteine

43.4

20.3

4

 
 

+ NO donor

57.4

31.5

4

P < 0.05

  1. A value of 0 indicates below the level of detection.