Comments. 1  TRAINING: Huskies are stubborn an very smart they will only do things if they know they'll get something out of it, Samoyed are kind of the same but a tad bit easier. COMPANIONSHIP: Husky and Samoyed are about the same HONESTLY every dog is about the same in this category it all depends on how well you train them.
In 1908, Ellerman and Bang demonstrated that certain types of tumors (leukemia of chicken) were caused by viruses. In 1911 Peyton Rous discovered that non-cellular agents like viruses could spread solid tumors. This was termed Rous Sarcoma virus (RSV). Bacteriophages. The most important discovery was that of the Bacteriophage era. In 1915 Twort was working with vaccinia virus and found that the viruses grew in cultures of bacteria. He called then bacteriophage. Twort abandoned this work after World War I. In 1917, D'Herelle, a Canadian, also found similar bacteriophages. Images of viruses
The first time HPV was discovered was back in 1956 by a group of scientists. It was in 1984, when Harald zur Hausen discovered, cloned, and attributed cervical cancer to HPV 16 and 18.Throug his research, he has contributed to the production of the vaccines [6].HPV gets its name because certain strain causes warts, also known as papillomas [4].n the other hand, the high risk types, like HPV 16 and 18 have been linked to cancer of the vulva, vagina, cervix, anus and penis. [2] For the most part, most HPV infections do not pose any real harm, even if infected by multiple types.