Defense systems against pathogens are a critical life-support system of fish that helps protect against infection. A complex network of immune cells and molecules that are located at the interface between the environment ...
(AP)—Stewie the Cat, the longest domestic cat in the world at more than 4 feet (1.2 meters) long from nose to tail, has died.
What happens when two proteins join together? In this case, they become like a power couple, where the whole is greater than the sum of the parts.
Specific cells within the immune system could help explain why younger people are more susceptible to variant CJD, scientists believe.