栏目简介：The couple was listed for the discovery of the Kaposi's sarcoma-associated herpes virus (KSHV), also known as human herpesvirus 8 (HHV8)Until the 18th century, when the technology for extracting sugar from cane was developed, and 19th century, when we learned how to get it from beets, sugar was only available when the fruit ripened or the bees got busy