Polyacrylamide gel electrophoresis of soil humic acids, lignins, model phenolic polymers, and fungal melanins

Soil humic acid fractionated by polyacrylamide gel electrophoresis yield four fractions: a, b, and c+d. Lignin samples runs as a single band and have the same electrophoretic mobility than fraction b of humic acid. Degraded lignin also yield fraction c+d. Model phenolic polymers and fungal melanins were mainly distributed into fractions equivalent to fractions b and c+d of humic acids. These data confirms those obtained using other analytical methods.

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Bibliographic Details
Main Authors: Sáiz-Jiménez, Cesáreo, Trubetskaya, O. E., Trubetskoj, O. A., Hermosín, Bernardo
Other Authors: Consejo Superior de Investigaciones Científicas (España)
Format: artículo biblioteca
Language:English
Published: Taylor & Francis 1999
Online Access:http://hdl.handle.net/10261/58690
http://dx.doi.org/10.13039/501100003339
http://dx.doi.org/10.13039/501100002674
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Summary:Soil humic acid fractionated by polyacrylamide gel electrophoresis yield four fractions: a, b, and c+d. Lignin samples runs as a single band and have the same electrophoretic mobility than fraction b of humic acid. Degraded lignin also yield fraction c+d. Model phenolic polymers and fungal melanins were mainly distributed into fractions equivalent to fractions b and c+d of humic acids. These data confirms those obtained using other analytical methods.