Impact of biocide treatments on the bacterial communities of the Lascaux Cave

The Lascaux Cave contains a remarkable set of paintings from the Upper Palaeolithic. Shortly after discovery in 1940, the cave was modified for public viewing and, in 2001, was invaded by a Fusarium solani species complex. Benzalkonium chloride was used from 2001 to 2004 to eliminate the fungal outbreak. In this study, we carried out a sampling in most of the cave halls and galleries. Sequence analysis and isolation methods detected that the most abundant genera of bacteria were Ralstonia and Pseudomonas. We suggest that, as a result of years of benzalkonium chloride treatments, the indigenous microbial community has been replaced by microbial populations selected by biocide application.

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Bibliographic Details
Main Authors: Bastian, Fabiola, Alabouvette, Claude, Jurado, Valme, Sáiz-Jiménez, Cesáreo
Other Authors: Ministerio de Educación y Ciencia (España)
Format: artículo biblioteca
Language:English
Published: Springer 2009
Online Access:http://hdl.handle.net/10261/58454
http://dx.doi.org/10.13039/501100007169
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