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Formazans

Known as: Formazans [Chemical/Ingredient] 
Colored azo compounds formed by the reduction of tetrazolium salts. Employing this reaction, oxidoreductase activity can be determined quantitatively… 
National Institutes of Health

Related topics

Related topics

8 relations

Narrower (4)

1,3,5-triphenylformazan1,5-diphenylformazanMTT formazannitroblue formazan

Broader (1)

Indicators and Reagents
aspects of radiation effectschemical synthesisstandards characteristics

Papers overview

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2018
2018
Homoleptic Platinum Azo-iminate Complexes via Hydrogenative Cleavage of Formazans.
Homoleptic platinum azo-iminate complexes are formed when triarylformazans are treated with Pt(DMSO)2Cl2 under reducing… 
2010
2010
Synthesis, spectroscopy, and quantum-chemical calculations on 1-substituted phenyl-3,5-diphenylformazans.
Highly Cited
1990
Highly Cited
1990
An in vitro chemosensitivity test for the screening of anti‐cancer drugs in childhood leukemia
We applied the MTT dye reduction assay to the anti‐cancer drug sensitivity test using short‐term microplate cultures. Blast cells… 
1988
1988
Novel formazans as potent anti-inflammatory and analgesic agents.
Various new substituted formazans were synthesized and characterized by elemental analyses, IR and mass spectral data. The… 
1982
1982
Synthesis of Some New Formazans as Potential Antiviral Agents
Fifteen new formazans were synthesized by the condensation of the 4‐nitrophenylhydrazone of 3‐nitro‐anisaldehyde with the… 
Highly Cited
1978
Highly Cited
1978
The measurement in tissue sections of the two formazans derived from Nitroblue Tetrazolium in dehydrogenase reactions
The activity of dehydrogenases in tissue sections can at present be quantified by scanning and integrating microdensitometry… 
1977
1977
Enzyme detection using phenazine methosulphate and tetrazolium salts: interference by oxygen.
Highly Cited
1972
Highly Cited
1972
NONOSMIOPHILIC TETRAZOLIUM SALTS THAT YIELD OSMIOPHILIC, LIPOPHOBIC FORMAZANS FOR ULTRASTRUCTURAL LOCALIZATION OF DEHYDROGENASE ACTIVITY
Monotetrazolium salts were designed and prepared which incorporate a phthalhydrazide moiety to make them lipophobic and a… 
1967
1967
Histochemical studies of the formazan reaction. II. The conversion of periodate-reactive mucosubstances into diphenyl and phenyl-4'-diazo-3, 3'-dimethoxybiphenyl formazans and related derivatives.
SYNOPSIS Periodate-reactive mucosubstances have been converted into highly-coloured formazans (as predicted in a previous… 
Highly Cited
1965
Highly Cited
1965
Electron cytochemical studies of succinic dehydrogenase and dihydronicotinamide-adenine dinucleotide diaphorase activities.
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