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26 Quantifying the Impact of ACC Deaminase-Containing Bacteria on Plants 501<br />

Fig. 2. Standard curve of<br />

ACC measured in fluorescence<br />

units<br />

Fluorescence units<br />

20000<br />

15000<br />

10000<br />

5000<br />

from the AccQ•Tag column at approximately 7.6 min. Similar standard curves<br />

may be prepared for a-, b- and g- aminobutyric acid, metabolites of ACC,<br />

which are eluted from the AccQ•Tag column at 8.2, 8.7 and 9.2 min, respectively.<br />

References and Selected Reading<br />

0 5 10 15 20 25<br />

ACC, pmoles<br />

Abeles FB, Morgan PW, Saltveit ME Jr (1992) Ethylene in <strong>plant</strong> biology, 2nd edn. Academic<br />

Press, New York<br />

Bayliss C, Bent E, Culham DE, MacLellan S, Clarke AJ, Brown GL, Wood JM (1997) Bacterial<br />

genetic loci implicated in the Pseudomonas putida GR12–2R3 – canola mutualism:<br />

identification of an exudate-inducible sugar transporter. Can J Microbiol<br />

43:809–818<br />

Bradford M (1976) A rapid and sensitive method for the quantitation of microgram<br />

quantities of protein utilizing the principle of protein-dye binding. Anal Biochem<br />

73:248–258<br />

Dworkin M, Foster J (1958) Experiments with some microorganisms which utilize<br />

ethane and hydrogen. J Bacteriol 75:592–601<br />

Glick BR, Karaturovíc DM, Newell PC (1995) A novel procedure for rapid isolation of<br />

<strong>plant</strong> growth promoting pseudomonads. Can J Microbiol 41:533–536<br />

Glick BR, Penrose DM, Li J (1998) A model for the lowering of <strong>plant</strong> ethylene concentrations<br />

by <strong>plant</strong> growth-promoting bacteria. J Theor Biol 190:63–68<br />

Honma M, Shimomura T (1978) Metabolism of 1-aminocyclopropane-1-carboxylic acid.<br />

Agric Biol Chem 42:1825–1831<br />

Jacobson CB, Pasternak JJ, Glick BR (1994) Partial purification and characterization of 1aminocyclopropane-1-carboxylate<br />

deaminase from the <strong>plant</strong> growth promoting rhizobacterium<br />

Pseudomonas putida GR12–2. Can J Microbiol 40:1019–1025<br />

Lifshitz R, Kloepper JW, Scher FM, Tipping EM, Laliberté M (1986) Nitrogen-fixing<br />

Pseudomonads isolated from roots of <strong>plant</strong>s grown in the Canadian High Arctic.Appl<br />

Environ Microbiol 51:251–255

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