(CD) is an acute, high-contact virus infectious disease that can occur widely in dogs worldwide, and its pathogen is canine distemper virus (CDV). In the prevention of CVD, we must consider two factors of cellular immunity
and humoral immunity
The main route of transmission is the respiratory tract, followed by the digestive tract. The fetus can be infected through the placental barrier, causing miscarriages and stillbirths. The disease can occur all year round, but it occurs frequently in winter and early spring. In recent years, with the development of the dog breeding industry, dogs exchange frequently and the periodicity of the disease is no longer obvious.
is one of the most severe infectious diseases that can harm dogs. Since the discovery of the virus, it has spread throughout the world.
After a healthy dog is infected with the virus through the digestive tract, the virus mainly attacks two types of cells, one is intestinal epithelial cells and the other is myocardial cells, which show gastrointestinal symptoms and myocardial inflammation symptoms, respectively.
CPV mainly infects dogs, especially puppies, and is extremely contagious and has a high mortality rate. The disease can occur throughout the year, and occurs frequently in winter and spring.
belongs to the genus Parvovirus, which can cause feline panleukopenia. The diseased cat is characterized by a decrease in the number of white blood cells in the body, which can be identified in a variety of ways.
Feline infectious enteritis virus, feline plague virus, feline panleukopenia virus (FPV) infectious diseases are characterized by high fever, vomiting, severe leukopenia and enteritis.
Feline panleukopenia caused by FPV may exist around the world. It has been considered one of the important infectious diseases of cats in Europe and North America.