
HealthAugust 1, 1987
The Clonal-Selection Theory
The antibodies that defend the body from foreign invasion are remarkably diverse. It took nearly 100 years to define and substantiate a theory that could account for their formation

The Clonal-Selection Theory
The antibodies that defend the body from foreign invasion are remarkably diverse. It took nearly 100 years to define and substantiate a theory that could account for their formation