Volume 13, Number 5—May 2007
Dispatch
Gulf Coast Ticks (Amblyomma maculatum) and Rickettsia parkeri, United States
John W. Sumner*, Lance A. Durden†, Jerome Goddard‡, Ellen Y. Stromdahl§, Kerry L. Clark¶, Will K. Reeves*, and Christopher D. Paddock*
Table
Gulf Coast ticks (Amblyomma maculatum) infected with spotted fever group rickettsiae, United States, 1996–2005
| Rickettsia sp. identified | State | County | Total ticks positive/total ticks tested* | Year collected | Stage, sex† | Source |
|---|---|---|---|---|---|---|
| Rickettsia parkeri |
Florida |
Duval |
1/9 |
1999 |
Adult, F |
Vegetation |
| Franklin |
3/25 |
2004 |
Adults, M, F |
Vegetation |
||
| 3/38 |
2005 |
Adults, M, F |
Vegetation |
|||
| Georgia |
Bulloch |
2/20 |
1999 |
Adults, M, F |
Vegetation |
|
| 5/16 |
2003 |
Adults, M, F |
Vegetation |
|||
| 3/24 |
2005 |
Adults, M, F |
Vegetation |
|||
| McIntosh |
1/4 |
2005 |
Adult, F |
Vegetation |
||
| Kentucky |
Montgomery |
1/1 |
2003 |
Adult, M |
Human |
|
| Mississippi |
Copiah |
1/9 |
2002 |
Adult, M |
Vegetation |
|
| Oklahoma |
Pittsburgh |
1/1 |
1997 |
Nymph‡ |
Sigmodon hispidis |
|
| South Carolina |
Anderson |
1/4 |
2005 |
Adult, M |
Canis latrans |
|
| Noncharacterized Rickettsia sp.§ |
Florida |
Nassau |
1/13 |
1996 |
Adult, F |
Vegetation |
| Franklin |
1/38 |
2005 |
Adult, F |
Vegetation |
||
| Mississippi |
Copiah |
1/9 |
2002 |
Adult, F |
Vegetation |
|
| Georgia |
Bulloch |
1/20 |
1999 |
Adult, F |
Vegetation |
|
| 1/24 | 2005 | Adult, F | Vegetation |
*Some specimens obtained from a given county during a given year were not collected synchronously.
†Identified by PCR; nonengorged specimens unless otherwise specified.
‡Engorged specimen.
§Based on a unique rompA sequence.
Page created: June 23, 2010
Page updated: June 23, 2010
Page reviewed: June 23, 2010
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.