| kapia | <chemical> The fossil resin of the kauri tree of New Zealand. Origin: Native name. Source: Websters Dictionary (01 Mar 1998) |
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| kapnomar | ) See Capnomor. Source: Websters Dictionary (01 Mar 1998) |
| Kaposi sarcoma | <oncology, tumour> A sarcoma of spindle cells mixed with angiomatous tissue. A relatively rare malignant skin tumour that results in multifocal purplish coloured papules or plaques that eventually form nodules. Usually classed as an angioblastic tumour. Seen most commonly in patients who suffer from AIDS. Tumours may also occur within the intestines and lungs. Diagnosis may be confirmed with skin biopsy or upper GI endoscopy. Radiation therapy, cryotherapy and chemotherapy have all been used in the treatment of Kaposi sarcoma. (27 Sep 1997) |
| Kaposi sarcoma associated herpesvirus protease | <enzyme> Genbank af010430 Registry number: EC 3.4.21.- Synonym: kshv protease, human herpesvirus 8 protease (26 Jun 1999) |
| kaposi varicelliform eruption | A generalised vesiculopustular eruption of viral origin, superimposed upon a preexisting atopic dermatitis. It may be caused by herpes simplex virus (herpes virus hominis) (eczema herpeticum) or vaccinia virus (eczema vaccinatum). (12 Dec 1998) |
| kaposi's sarcoma | <oncology, tumour> A type of vascular cancer characterised by soft purple nodules that usually develop first on the feet and then slowly spread across the skin.This cancer is most often found in people with compromised immune systems, such as AIDS patients. (09 Oct 1997) |
| Kaposi, Moritz | <person> (born Moritz Kohn), Hungarian dermatologist in Austria, 1837-1902. See: Kaposi's varicelliform eruption, Kaposi's sarcoma. (05 Mar 2000) |
| kappa | 1. The tenth letter in the Greek alphabet. 2. In chemistry, denotes the position of a substituent located on the tenth atom from the carboxyl or other functional group. 3. A measure of the degree of nonrandom agreement between observers or measurements of the same categorical variable. (05 Mar 2000) |
| kappa angle | The angle between the pupillary axis and the visual axis; it is positive when the pupillary axis is nasal to the visual axis, and negative when the pupillary axis is temporal to the visual axis. (05 Mar 2000) |
| kappa chain | <protein> Either of two types of light chains (small polypeptide chains) that are found in immunoglobulins. (09 Oct 1997) |
| kappa granule | <cell biology> Primary lysosomal granules found in neutrophil granulocytes, contain a wide range of hydrolytic enzymes. Sometimes referred to as primary granules to distinguish them from the specific or secondary granules. (02 Jan 1998) |
| kappa particle | <microbiology> Gram-negative bacterial endosymbiont of Paramoecium spp., (Caedobacter taeniospiralis) that confers the killer trait, infected Paramoecium are resistant to the toxin liberated by infected forms. Killing activity is associated with the induction of defective phage in the endosymbiont, leading to the release of R bodies, coded for by the phage genome and apparently of mis assembled phage coat protein. (18 Nov 1997) |
| kappa particles | Inheritable cytoplasmic symbionts, once thought to be particle's mainly or exclusively of DNA, occurring in some strains of Paramecium; capable of producing a product lethal to other strains. (05 Mar 2000) |
| kappacism | Faulty pronunciation of the "k" sound. Origin: G. Kappa, the letter kappa (05 Mar 2000) |