pili torti


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pilus

 [pi´lus] (L.)
1. hair. adj., adj pi´lial.
2. one of the minute filamentous appendages of certain bacteria associated with antigenic properties and sex functions of the cell. Called also fimbria. adj., adj pi´liate.
pi´li cunicula´ti a condition characterized by burrowing hairs.
F pilus in bacterial genetics, a hollow tubular pilus possessed by (male) F+ cells, the carrier of the F plasmid (fertility plasmid). It forms a connection with a (female) F cell in bacterial conjugation to allow the transfer of genetic material.
pi´li incarna´ti a condition characterized by ingrown hairs.
pi´li tor´ti a condition characterized by twisted hairs.

pi·'li tor·'ti

[MIM*261900]
a condition in which many hair shafts are twisted on the long axis, congenital or acquired as a result of distortion of the follicles from a scarring inflammatory process, mechanical stress, or cicatrizing alopecia; the hair shafts resemble spangles in reflected light, are brittle, and break at varying lengths with many areas appearing bald with a dark stubble; as a developmental defect it can be manifested in such syndromes as Bjornstad, Crandall, and Menkes.
Synonym(s): twisted hairs

pili torti

A hair shaft defect, seen in ash-blondes, where hair is grooved and flattened at varying intervals and twisted on its axis; the defect is usually recognized by age 2-3, the hair having a 'spangled' appearance; it is either an AR condition.a sui generis or part of the X-R Menke's kinky hair syndrome, associated with mental retardation. Cf Ringed hair, Wooly hair.

pi·li tor·ti

(pī'lī tōr'tī)
A condition in which many hair shafts are twisted on the long axis; congenital, or acquired as a result of distortion of the follicles from a scarring inflammatory process, mechanical stress, or cicatrizing alopecia; the hair shafts resemble spangles in reflected light, are brittle, and break at varying lengths, with many areas appearing bald with a dark stubble; as a developmental defect, it can be manifested in Björnstad, Crandall, and Menkes syndromes.
Synonym(s): twisted hairs.

pili

plural of pilus.

pili torti
curvature of the hair follicle results in twisted, flattened hairs; may be caused by systemic disease or inflammation of the hair follicle. Reported in cats.