abiotrophy /abi·ot·ro·phy/ (a″bi-ot´rah-fe) progressive loss of vitality of certain tissues, leading to disorders; applied to degenerative hereditary diseases of late onset, e.g., Huntington's chorea.
abiotrophy
abiotrophy [a″bi-ot´rah-fe]
a·bi·ot·ro·phy (  b - t r -f )n. 1. Premature loss of vitality or degeneration of cells or tissues, especially when due to genetic causes. 2. A hereditary degenerative disease. Also called abiosis. |
abiotrophy
[ab′ē·ot′rəfē]
Etymology: Gk, a + bios + trophe nutrition, growth
degeneration or loss of function that is not due to any apparent injury. See also atrophy. abiotrophic [ab′ē·ətrō′fik] adj.
abiotrophy [a″bi-ot´rah-fe]
progressive loss of vitality of certain tissues or organs leading to disorders or loss of function; applied especially to degenerative hereditary diseases of late onset, such as Huntington's chorea. adj., adj abiotroph´ic.
abiotrophy
premature progressive loss of vitality of certain tissues or organs, usually of the nervous system, leading to disorders or loss of function; applied especially to degenerative hereditary nervous system diseases of postnatal onset.
cochlear abiotrophy
an inherited degeneration of the cochlear duct of dogs causing deafness which becomes evident after several weeks of age.
hereditary neuronal abiotrophy of Swedish Lapland dogs
an autosomal recessive trait with lower motor neuron abiotrophy causing arthrogryposis, tetraplegia and muscle atrophy from 5 weeks of age.
spinal cord abiotrophy
see hereditary neuronal abiotrophy of Swedish Lapland dogs (above).
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