Title : Nitric oxide modulates cerebral blood flow stimulation by acetazolamide in the rat cortex: a laser Doppler scanning study.

Pub. Date : 2001 Nov 23

PMID : 11711216






6 Functional Relationships(s)
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1 The involvement of nitric oxide (NO) in cerebral blood flow (CBF) stimulation by acetazolamide was studied in anaesthetised, mechanically ventilated Wistar rats. Acetazolamide CCAAT/enhancer binding protein zeta Rattus norvegicus
2 Acetazolamide induced a long-lasting significant rCBF-increase. Acetazolamide CCAAT/enhancer binding protein zeta Rattus norvegicus
3 Application of NG-Nitro-L-arginine (L-NNA), an inhibitor of all NO synthetases (NOS), prevented CBF stimulation by acetazolamide. Acetazolamide CCAAT/enhancer binding protein zeta Rattus norvegicus
4 Additional acetazolamide injection then again caused a significant increase of rCBF in spite of NOS-inhibition. Acetazolamide CCAAT/enhancer binding protein zeta Rattus norvegicus
5 We thus conclude that NO is involved in acetazolamide-induced CBF stimulation. Acetazolamide CCAAT/enhancer binding protein zeta Rattus norvegicus
6 These data suggest that NO acts rather as a modulator than as a mediator of the acetazolamide-induced CBF response. Acetazolamide CCAAT/enhancer binding protein zeta Rattus norvegicus