encyclopedia of medical concepts
ψ 

Formazans

More information in Books or onNLM PubMed
Definition: Colored azo compounds formed by the reduction of tetrazolium salts. Employing this reaction, oxidoreductase activity can be determined quantitatively in tissue sections by allowing the enzymes to act on their specific substrates in the presence of tetrazolium salts.  D25-26 qualif   
Pharmacological Action Indicators and Reagents
 
SubstanceCAS Registry & nameCategoriesSourceDrugs*
1-m-carboxyphenyl-3-o-hydroxyphenyl-5-phenylformazan  0   *Formazans. Spectrochim Acta A Mol Biomol Spectrosc. 2006 May 1;64(1):246-50
1-m-hydroxyphenyl-3-o-hydroxyphenyl-5-phenylformazan  0   *Formazans. Spectrochim Acta A Mol Biomol Spectrosc. 2006 May 1;64(1):246-50
1,3-o-hydroxyphenyl-5-phenylformazan  0   *Formazans. Spectrochim Acta A Mol Biomol Spectrosc. 2006 May 1;64(1):246-50
1,3,5-triphenylformazan  0   *Formazans. Anal Sci. 2005 Jun;21(6):685-8
1,5-di(2-hydroxy-5-sulfophenyl)-3-cyanoformazan  0   *Formazans. Water Res 2004 Mar;38(6):1642-50
1,5-diphenylformazan  0   *Formazans. J Biochem (Tokyo) 2000 Feb;127(2):279-87
MTT formazan  23305-68-2   *Formazans *Tetrazolium Salts. Reprod Toxicol 1992;6(6):467-73
16,17-dihydro-2,12-dinitro-5H,15H-dibenzo b,1,11,4,5,7,8-dioxatetraazacyclotetradecine  119290-19-6   *Formazans. Lab Delo 1990;(7):19
1,5-bis(2-methoxy-4-nitro-5-sulfophenyl)-3-((phenylamino)carbonyl)formazan  70709-62-5   *Formazans. J Natl Cancer Inst 1989;81(8):577
nitroblue formazan  16325-01-2   *Formazans. J Neurochem 1988;50(4):1185
2-carboxy-2'-hydroxy-5'-sulfoformazylbenzene  135-52-4 2-(1-(2-hydroxy-5-sulfophenyl)-3-phenyl-5-formazano)benzoic acid  *Formazans. Biochemistry 14(3):624;1975; Radioisotopes 28(5):291;1979

To share this definition, click "text" (Facebook, Twitter) or "link" (blog, mail) then paste text link
Ads by Google

Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
Warning: the drugs or drug combinations referred to here may be similar or related, but are not be the same ones and may not have the same pharmacological action as other substances described on the same page or in the same row. Please refer to product monograph or to your doctor
This website is accredited by Health On the Net Foundation. Click to verify. We comply with the HONcode standard for trustworthy health information: verify here.
About Reference.MD Privacy