Distribution of Burkholderia pseudomallei within a 300-cm deep soil profile: implications for environmental sampling

The environmental distribution of Burkholderia pseudomallei, the causative agent of melioidosis, remains poorly understood. B. pseudomallei is known to have the ability to occupy a variety of environmental niches, particularly in soil. This paper provides novel information about a putative associati...

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Main Authors: Pongmala, K, Pierret, A, Oliva, P, Pando, A, Davong, V, Rattanavong, S, Silvera, N, Luangraj, M, Boithias, L, Xayyathip, K, Menjot, L, Macouin, M, Rochelle-Newall, E, Robain, H, Vongvixay, A, Simpson, AJH, Dance, DAB, Ribolzi, O
Format: Journal article
Language:English
Published: Springer Nature 2022
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author Pongmala, K
Pierret, A
Oliva, P
Pando, A
Davong, V
Rattanavong, S
Silvera, N
Luangraj, M
Boithias, L
Xayyathip, K
Menjot, L
Macouin, M
Rochelle-Newall, E
Robain, H
Vongvixay, A
Simpson, AJH
Dance, DAB
Ribolzi, O
author_facet Pongmala, K
Pierret, A
Oliva, P
Pando, A
Davong, V
Rattanavong, S
Silvera, N
Luangraj, M
Boithias, L
Xayyathip, K
Menjot, L
Macouin, M
Rochelle-Newall, E
Robain, H
Vongvixay, A
Simpson, AJH
Dance, DAB
Ribolzi, O
author_sort Pongmala, K
collection OXFORD
description The environmental distribution of Burkholderia pseudomallei, the causative agent of melioidosis, remains poorly understood. B. pseudomallei is known to have the ability to occupy a variety of environmental niches, particularly in soil. This paper provides novel information about a putative association of soil biogeochemical heterogeneity and the vertical distribution of B. pseudomallei. We investigated (1) the distribution of B. pseudomallei along a 300-cm deep soil profile together with the variation of a range of soil physico-chemical properties; (2) whether correlations between the distribution of B. pseudomallei and soil physico-chemical properties exist and (3) when they exist, what such correlations indicate with regards to the environmental conditions conducive to the occurrence of B. pseudomallei in soils. Unexpectedly, the highest concentrations of B. pseudomallei were observed between 100 and 200 cm below the soil surface. Our results indicate that unravelling the environmental conditions favorable to B. pseudomallei entails considering many aspects of the actual complexity of soil. Important recommendations regarding environmental sampling for B. pseudomallei can be drawn from this work, in particular that collecting samples down to the water table is of foremost importance, as groundwater persistence appears to be a controlling factor of the occurrence of B. pseudomallei in soil.
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spelling oxford-uuid:7e216479-6216-4c5c-835a-7cd0822942172022-05-25T13:34:47ZDistribution of Burkholderia pseudomallei within a 300-cm deep soil profile: implications for environmental samplingJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:7e216479-6216-4c5c-835a-7cd082294217EnglishSymplectic ElementsSpringer Nature2022Pongmala, KPierret, AOliva, PPando, ADavong, VRattanavong, SSilvera, NLuangraj, MBoithias, LXayyathip, KMenjot, LMacouin, MRochelle-Newall, ERobain, HVongvixay, ASimpson, AJHDance, DABRibolzi, OThe environmental distribution of Burkholderia pseudomallei, the causative agent of melioidosis, remains poorly understood. B. pseudomallei is known to have the ability to occupy a variety of environmental niches, particularly in soil. This paper provides novel information about a putative association of soil biogeochemical heterogeneity and the vertical distribution of B. pseudomallei. We investigated (1) the distribution of B. pseudomallei along a 300-cm deep soil profile together with the variation of a range of soil physico-chemical properties; (2) whether correlations between the distribution of B. pseudomallei and soil physico-chemical properties exist and (3) when they exist, what such correlations indicate with regards to the environmental conditions conducive to the occurrence of B. pseudomallei in soils. Unexpectedly, the highest concentrations of B. pseudomallei were observed between 100 and 200 cm below the soil surface. Our results indicate that unravelling the environmental conditions favorable to B. pseudomallei entails considering many aspects of the actual complexity of soil. Important recommendations regarding environmental sampling for B. pseudomallei can be drawn from this work, in particular that collecting samples down to the water table is of foremost importance, as groundwater persistence appears to be a controlling factor of the occurrence of B. pseudomallei in soil.
spellingShingle Pongmala, K
Pierret, A
Oliva, P
Pando, A
Davong, V
Rattanavong, S
Silvera, N
Luangraj, M
Boithias, L
Xayyathip, K
Menjot, L
Macouin, M
Rochelle-Newall, E
Robain, H
Vongvixay, A
Simpson, AJH
Dance, DAB
Ribolzi, O
Distribution of Burkholderia pseudomallei within a 300-cm deep soil profile: implications for environmental sampling
title Distribution of Burkholderia pseudomallei within a 300-cm deep soil profile: implications for environmental sampling
title_full Distribution of Burkholderia pseudomallei within a 300-cm deep soil profile: implications for environmental sampling
title_fullStr Distribution of Burkholderia pseudomallei within a 300-cm deep soil profile: implications for environmental sampling
title_full_unstemmed Distribution of Burkholderia pseudomallei within a 300-cm deep soil profile: implications for environmental sampling
title_short Distribution of Burkholderia pseudomallei within a 300-cm deep soil profile: implications for environmental sampling
title_sort distribution of burkholderia pseudomallei within a 300 cm deep soil profile implications for environmental sampling
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