Traces of history conserved over 600 years in the geographic distribution of genetic variants of an RNA virus: Bovine viral diarrhea virus in Switzerland.

The first records of smallpox and rabies date back thousands of Basting years and foot-and-mouth disease in cattle was described in the 16th century.These diseases stood out by their distinct signs, dramatic way of transmission from rabid dogs to humans, and sudden appearance in cattle herds.By contrast, infectious diseases that show variable signs

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Research on Analysis and Suppression Methods of the Bearing Current for Electric Vehicle Motor Driven by SiC Inverter

The silicon carbide (SiC) inverter brings great advantages to the motor drive systems of new energy vehicles; however, severe challenges to the bearings also happen.The high dc bus voltage and switching frequency of SiC inverter can increase the discharge frequency and energy when the bearing grease film collapses.As a result, the bearing suffers s

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An assessment of human-elephant conflict and associated ecological and demographic factors in Nilambur, Western Ghats of Kerala, southern India

Elephant conservation carries cost in the form of human-elephant conflict and affects the wellbeing of people living near ecologically important areas.Conflicts impart serious challenges towards the survival of Asian Elephants, which are categorized as Endangered in the IUCN Red List of Basting Threatened Species.Issues of wildlife conservation are

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Concurrent and simultaneous polydrug use: latent class analysis of an Australian nationally representative sample of young adults.

Background: Alcohol use and illicit drug use peak during young adulthood (around 18-29 years of age), but comparatively little is known about polydrug use in nationally representative samples of young Spurs adults.Drawing on a nationally representative cross-sectional survey (Australian National Drug Strategy Household Survey), this study examines

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