In adolescents and adults, it causes an illness known as infectious mononucleosis between 35 and 50 percent of the time. The virus is spread through saliva or upper respiratory secretions and cannot be spread through contact with the blood. The Epstein-Barr virus test is a blood test used to identify an EBV infection.The test detects the presence of antibodies, which are proteins that your bodyâs immune system releases in response to a harmful substance, called an antigen. Specifically, the EBV test is used to detect antibodies to EBV antigens.n adolescents and adults, it causes an illness known as infectious mononucleosis between 35 and 50 percent of the time. The virus is spread through saliva or upper respiratory secretions and cannot be spread through contact with the blood. The Epstein-Barr virus test is a blood test used to identify an EBV infection.
The Nissan Leaf (also formatted LEAF as a backronym for leading environmentally-friendly affordable family car) is a compact five-door hatchback electric car manufactured by Nissan and introduced in Japan and the United States in December 2010.
The plant leaf is an organ whose shape promotes efficient gathering of light for photosynthesis. The form of the leaf must also be balanced against the fact that most of the loss of water a plant might suffer is going to occur at its leaves (transpiration).