albinism

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albinism

[′al·bə‚niz·əm]
(biology)
The state of having colorless chromatophores, which results in the absence of pigmentation in animals that are normally pigmented.
(medicine)
A hereditary, metabolic disorder transmitted as an autosomal recessive and characterized by the inability to form melanin in the skin, hair, and eyes due to tyrosinase deficiency.
References in periodicals archive ?
When information or the quality of an image was sufficiently detailed, I determined if individuals described either as 'white' or 'albino' were leucistic or albinistic.
Additionally, there may also be present in several museum collections isabelline-colored specimens, where they may be incorrectly labeled as albinistic.
To argue that it is a snow bunting x Lapland longspur hybrid, it is first necessary to establish that the individual is not a partially albinistic (i.
The propensity to incorrectly categorize all white (or light colored), or partially white, birds as albinistic was pointed out by van Grouw (2006).
Recently, Long and Gehring (1995) reported a partially albinistic masked shrew (Sorex cinereus) and argued persuasively that such bold white coloration contradicts Murray's rule of pattern development and size dependence.