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Volume 28, Number 4—April 2022
Dispatch

Zoonotic Pathogens in Wildlife Traded in Markets for Human Consumption, Laos

Pruksa Nawtaisong1, Matthew T. Robinson1Comments to Author , Khongsy Khammavong, Phonesavanh Milavong, Audrey Rachlin2, Sabine Dittrich3, Audrey Dubot-Pérès, Malavanh Vongsouvath, Paul F. Horwood4, Philippe Dussart5, Watthana Theppangna, Bounlom Douangngeum, Amanda E. Fine, Mathieu Pruvot6, and Paul N. Newton6
Author affiliations: Lao-Oxford-Mahosot Hospital-Wellcome Trust Research Unit, Mahosot Hospital, Vientiane, Laos (P. Nawtaisong, M.T. Robinson, A. Rachlin, S. Dittrich, A. Dubot-Pérès, M. Vongsouvath, P.N. Newton); University of Oxford Centre for Tropical Medicine and Global Health, Oxford, UK (M.T. Robinson, S. Dittrich, A. Dubot-Pérès, P.N. Newton); Wildlife Conservation Society, Bronx, New York, USA (K. Khammavong, P. Milavong, A.E. Fine, M. Pruvot); Unité des Virus Émergents (UVE) Aix-Marseille Univ-IRD 190-Inserm 1207),; Marseille, France (A. Dubot-Pérès); Institut Pasteur du Cambodge, Phnom Penh, Cambodia (P.F. Horwood, P. Dussart); National Animal Health Laboratory, Ministry of Agriculture, Vientiane (W. Theppangna, B. Douangngeum); University of Calgary, Calgary, Alberta, Canada (M. Pruvot)

Main Article

Table 2

Zoonotic pathogens detected and animal species and sample types that tested positive in wildlife collected from POFI sites*

Organism No. positive/no. tested
Sequencing identity match, %†
Animals Species Samples Sample types
Leptospira spp. 9/35 Callosciurus finlaysonii squirrel, 1/1 46/256 SPL, 17/69 NA
Callosciurus erythraeus squirrel, 4/17 KID, 14/91
Callosciurus inornatus squirrel, 2/6 LIV, 14/92
Petaurista philippensis flying squirrel, 1/5 BLD, 1/3


Catopuma temminckii cat, 1/1



Orientia tsutsugamushi
2/34
C. erythraeus squirrel, 2/17
2/252
SPL, 2/252
NA
Rickettsia spp. 12/35 C. erythraeus squirrel, 5/17 70/252 LIV, 30/92 NA
P. philippensis flying squirrel, 2/5 KID, 25/91
C. inornatus squirrel, 2/6 SPL, 15/69
Paradoxurus hermaphroditus civet, 1/2
Catopuma temminckii cat, 1/1


Ratufa bicolor squirrel, 1/1



Rickettsia conorii
1/35
P. philippensis flying squirrel, 1/5
1/252
LIV, 1/92
99
R. felis 1/35 C. erythraeus squirrel, 1/17 2/252 LIV, 1/92 98




SPL, 1/69

R. typhi 6/35 C. erythraeus squirrel, 6/17 7/252 KID, 4/91 NA
LIV, 2/92




SPL, 1/69

Anaplasmataceae 1/34 C. erythraeus squirrel, 1/17 3/252 KID, 2/91 NA




SPL, 1/69

Anaplasma bovis 1/34 C. erythraeus squirrel, 1/17 7/252 KID, 1/91 99.7–100
LIV, 3/92




SPL, 3/69

A. phagocytophilum 2/34  Catopuma temminckii cat, 1/1 4/252 KID, 2/91 98–99


P. philippensis flying squirrel, 1/4

SPL, 2/69

Ehrlichia spp./E. chaffeensis
1/34  Unknown Muridae rat, 1/1 1/252 SPL, 1/69 97 (Ehrlichia spp.)




97 (E. chaffeensis)
Kurthia populi
1/34
C. erythraeus squirrel, 1/17
1/252
LIV, 1/92
98
Lactococcus garvieae 1/34 C. erythraeus squirrel, 1/17 1/252 SPL, 1/69 99

*BLD, blood; KID, kidney; LIV, liver; NA, not applicable; POFI, Provincial Office of Forestry Inspection; SPL, spleen; URI, urine; URO, urogenital swab. †Organism identified by sequencing of PCR products and identity match given in righthand column. All nucleotide sequences were submitted to GenBank under accession nos. MW407963–MW407984 and MW411434–MW411439.

Main Article

1These first authors contributed equally to this article.

2Current affiliation: Menzies School of Health Research, Darwin, Northern Territory, Australia.

3Current affiliation: Campus Biotech, Geneva, Switzerland; University of Oxford Centre for Tropical Medicine and Global Health, Oxford, UK.

4Current affiliation: James Cook University, Townsville, Queensland, Australia.

5Current affiliation: Institut Pasteur de Madagascar, Antananarivo, Madagascar.

6These authors contributed equally to this article.

Page created: February 06, 2022
Page updated: March 19, 2022
Page reviewed: March 19, 2022
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