| S-T segment | That part of the electrocardiographic tracing immediately following the QRS complex and merging into the T wave. (05 Mar 2000) |
|---|---|
| s-triazine hydrolase | <enzyme> Dechlorinates deisopropylatrazine (ceat) and deethylatrazine (ciat); mw 54 kD; from rhodococcus corallinus; genbank l16534 Registry number: EC 3.8.1.- Synonym: trza gene product (26 Jun 1999) |
| s-type cholinesterase | <enzyme> An enzyme that breaks down acetylcholine tostop its action. (22 May 1997) |