Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Alagille syndrome ?
    ### Response:
    Alagille syndrome is a genetic disorder that can affect the liver, heart, and other parts of the body.  One of the major features of Alagille syndrome is liver damage caused by abnormalities in the bile ducts. These ducts carry bile (which helps to digest fats) from the liver to the gallbladder and small intestine.
    