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Theses/Dissertations

2013

Biology

Carroll College

Cache Valley virus

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Rt-Pcr Survey Of Mosquitos In Montana, North Dakota, & South Dakota For The Presence Of Cache Valley Virus, Paige Esposito Apr 2013

Rt-Pcr Survey Of Mosquitos In Montana, North Dakota, & South Dakota For The Presence Of Cache Valley Virus, Paige Esposito

Life and Environmental Sciences Undergraduate Theses

In order to contribute to knowledge of Cache Valley Virus, a virus that causes ovine fetal malformations and stillbirths, this study conducted a survey of six mosquito species in three Northwestern states to determine the primary vector of the virus. Total RNA was extracted from mosquito samples and subjected to reverse transcription PCR to determine if viral RNA was present. Of the 369 samples tested, none tested positive for viral RNA. This outcome suggests either that the virus 1) is not present, 2) may be present at low levels or 3) may be carried by another insect. An increase in ...