In order to understand common conditions such as coeliac disease and Crohn\'s disease, one must view the gut in its evolutionary context.
The second part focuses on the evolution of immunity and how the layers of immune mechanisms are retained in the gut, resembli.
The first part tells the story of the evolution of the gut itself - why it came about and how it has influenced the evolution of animals ever since.
This is the novel approach to the gut and its Diseases that is adopted in this book.
In order to understand common conditions such as coeliac disease and Crohn\'s disease, one must view the gut in its evolutionary context