81.   The virus can be transmitted through infected blood products, needles, in utero, and through sexual and household contact, experts say.

82.   The virus is often transmitted orally from contamination of food and water through human waste.

83.   The virus is transmitted as an e-mail attachment and activated when the attachment is opened up.

84.   The virus is transmitted by mosquitoes and wild birds and cannot be passed from human to human.

85.   The virus is transmitted to humans from mosquitoes that have bitten infected birds.

86.   The West Nile virus is generally transmitted from birds to mosquitoes, which in turn can infect people.

87.   Therefore, the surest way to avoid catching or transmitting the virus is to practice abstinence.

88.   These interviews, coupled with a review of medical histories and genetic testing, led health officials to conclude the virus was transmitted through biting.

89.   They also said that risk of transmitting the virus was greatest during later stages of illness.

90.   They are particularly interested in whether the virus can be transmitted from person to person.