Chicken strains and lines	Quail lines
Ancestral speciesInbred strainsLong-term closed coloniesClosed coloniesDisease modelsDeveloping colonies	Long-term closed colonies

Closed colonies

｜ SIL ｜ CAL ｜ WL-M/O ｜

SIL (White Silkie breed)

Origin

Introduced by hatching eggs from a chicken fancier in Aichi Pref. (1994)

Characteristics

This line is a closed colony of Japanese native chicken with various mutations as black skin, polydactyl, hairy crest, silky feather and etc. White plumage is controlled by a recessive gene on c locus and the gene is dominant against an albino gene on the same locus. This line has not dwarf genes.

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CAL (White Wyandot breed)

Origin

Introduced from Keio Univ. (derived from Yokohama National Univ.) (2006). It was isolated from White Wyandot breed and maintained in USA and imported to Japan around 1993. After that it was mated with Nagoya breed and albino gene were fixed.

Characteristics

The c locus was homozygote with al gene. Its auditory sense is normal and it is sensitive about anesthetic.

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WL-M/O (White Leghorn breed)

Origin

Introduced from Nippon Institute for Biological Science (2006)

Characteristics

This line was separated and bred from White Leghorn, Line-M which was SPF against major avian pathogens. This line is susceptible to all subgroup viruses (A~E) of ALV.

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