| papillotomy | An incision into the major duodenal papilla. Origin: papilla + G. Tome, incision (05 Mar 2000) |
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| papillula | A small papilla. Origin: Mod. L. Dim. Of L. Papilla (05 Mar 2000) |
| papillulate | <zoology> Having a minute papilla in the center of a larger elevation or depression. Source: Websters Dictionary (01 Mar 1998) |
| papio | A genus of the subfamily cercopithecinae, family cercopithecidae, consisting of seven named species: p. Ursinus (chacma baboon), p. Cynocephalus (yellow baboon), p. Papio (western or guinea baboon), p. Anubis (anubis or olive baboon), p. Hamadryas (hamadryas or sacred baboon), p. Sphinx (mandrill), and p. Leucophaeus (drill). Some authors have recognised a separate genus for the drill and mandrill: mandrillus. The papio genus is geographically distributed throughout east and west africa, arabia, egypt, and the sudan. (12 Dec 1998) |
| papion | <zoology> A West African baboon (Cynocephalus sphinx), allied to the chacma. Its colour is generally chestnut, varying in tint. Origin: Prob. From native name: cf. Sp. Papion. Source: Websters Dictionary (01 Mar 1998) |
| papist | A Roman catholic; one who adheres to the Church of Rome and the authority of the pope; an offensive designation applied to Roman Catholics by their opponents. Origin: F. Papiste. See Pape, Pope. Source: Websters Dictionary (01 Mar 1998) |
| Papovaviridae | <virology> Family of oncogenic DNA viruses including papilloma, polyoma and simian vacuolating virus (SV40). Nonenveloped small viruses that mainly infect mammals. (18 Nov 1997) |
| papovaviridae infections | Virus diseases caused by the papovaviridae. This includes both papilloma virus infections and polyomavirus infections. (12 Dec 1998) |
| papovavirus | Any virus of the family Papovaviridae. (05 Mar 2000) |
| PAPP | <abbreviation> P-aminopropiophenone. (05 Mar 2000) |
| pappataci fever | Influenza-like febrile viral disease caused by several members of the bunyaviridae family and transmitted mostly by the bloodsucking sandfly phlebotomus papatasii. (12 Dec 1998) |
| pappataci fever viruses | An unclassified serologic group of arboviruses morphologically like Bunyavirus but antigenically unrelated, transmitted by Phlebotomus papatasi (sandfly) and causing phlebotomus fever; there are 20 strains, including Icoarachi and Itaporanga. Synonym: pappataci fever viruses, sandfly fever viruses. (05 Mar 2000) |
| Pappenheim | Artur, German physician, 1870-1916. See: Pappenheim's stain, Unna-Pappenheim stain. (05 Mar 2000) |
| Pappenheim's stain | <technique> A method for differentiating tubercle and smegma bacilli; the preparation is stained with hot carbol-fuchsin solution, then treated with an alcoholic solution of rosolic acid and methylene blue to which glycerin is added; tubercle bacilli are stained bright red, but smegma bacilli are decolorised. (05 Mar 2000) |
| Pappenheimer | A.M., U.S. Pathologist, 1878-1955. His work in experimental pathology was extensive and included studies of the thymus, identification of the role of lice transmission in trench fever, development of an experimental model for rickets, and evaluation of viral infections in animals. See: Pappenheimer bodies. (05 Mar 2000) |