Welcome to CNM online!

         the official Web site of the research laboratory that identified the genetic defect in Labradors.

Clinical and genetic information on Centronuclear Myopathy (CNM)
which segregates in Labrador Retrievers pedigrees is provided in this site
by the scientists who developed the test.

Our website strives to provide educational information as well as the process  

An International Registry of CNM clear Labradors is also provided.

Click here or on the picture to enter

                                                           Pictures © Jim Harvey. All rights reserved.

CNM has also been called Labrador Muscular Myopathy or Type II myopathy, ARMD and/or HMLR.