It was established later (Johnson et al, 1980) that the form of the disease found in Bedlingtons terriers was apparently caused by the presence of an autosomal recessive gene in affected dogs - it is a genetic disorder and in order for the condition to develop in a dog / bitch a copy of this defective gene must have been passed to the affected animal by both parents, i.e. the affected dog must have two «copies» of
the defective gene in its body cells.
Not exact matches
A fault
in the
gene that codes for the b - haemoglobin protein produces
defective haemoglobin that can not adequately carry oxygen round the
body.
When it's done inside the
body, doctors may inject the virus carrying the
gene in question directly into the part of the
body that has
defective cells.
Truly transforming
gene therapy correcting
defective genes in large part / whole
body and / or multiple organs is still way off.
In some cases, the
genes that allow the
body to produce them are
defective.