Fluorescence properties of the <5kDa molecular size fractions of a soil humic acid

Autor: Oleg Trubetskoj, Lubov Shaloiko, Ghislain Guyot, Olga Trubetskaya, Christian Coelho, Claire Richard

Publikováno v: Geoderma
Geoderma, 2011, 163, pp.24-29. ⟨10.1016/j.geoderma.2011.03.003⟩
Geoderma, Elsevier, 2011, 163, pp.24-29. ⟨10.1016/j.geoderma.2011.03.003⟩

International audience; Soil humic acids are complex mixtures displaying several still unexplained spectral properties. In this work, we aimed to investigate the fluorescent properties of soil humic acid macromolecules of molecular sizes less than 5

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5c991ac0f505cebb7c83a6c66affbc96
https://doi.org/10.1016/j.geoderma.2011.03.003

Combining electrophoresis with detection under ultraviolet light and multiple ultrafiltration for isolation of humic fluorescence fractions

Autor: Oleg Trubetskoj, Lubov Shaloiko, Christian Coelho, I. I. Proskuryakov, Olga Trubetskaya, Dmitrii V. Demin, Victor V. Marchenkov

Publikováno v: Analytica chimica acta. 690(2)

Polyacrylamide gel electrophoresis of chernozem soil humic acids (HAs) followed by observation under UV (312 nm) excitation light reveals new low molecular weight (MW) fluorescent fractions. Ultrafiltration of HAs sample in 7 M urea on a membrane of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::06264b3218d57f7576774949fb41a989
https://pubmed.ncbi.nlm.nih.gov/21435485