Booklice, also called psocids, are not true lice. While they resemble lice in size and shape, booklice feed only on fungi or mold. If you find them in grain or other stored food products, it is an indication of high humidity which encourages mold growth.
Primary Cause of Hepatitis B. of transmission of an infectious agent by another person by one or more of the following: saliva, air, cough, fecal-oral route, surfaces, blood, needles, blood transfusions, sexual contact, mother to fetus, etc.
Hepatitis D. Caused by hepatitis delta agent which is considered a subviral satellite as it can only propagate in the presence of the Hepatitis B virus. Hepatitis D, sometimes called hep D or HDV, is a liver disease caused by the hepatitis D virus (HDV), a defective virus that needs the hepatitis B virus to exist.he hepatitis B virus is transmitted in the blood and body fluids of someone who is infected the same way the human immunodeficiency virus (HIV), the virus that causes AIDS, spreads. Yet hepatitis B is nearly 100 times as infectious as HIV.