A mutation that arose in Neuherberg in 1975. Allelism to Mottled was implied by linkage tests and similar phenotype of mice; a complementation test was not possible due to male sterility or lethality.
Legend:
cx: complex: > 1 genome feature ot: other: hemizygous, indeterminate,... (F): Female
(M): Male
N: normal phenotype
(#): related diseases count