| Clostridium septicum | A species found in malignant oedema of animals, in human war wounds, and in cases of appendicitis; it is pathogenic for guinea pigs, rabbits, mice, and pigeons and produces an exotoxin that is lethal and haemolytic. Synonym: Ghon-Sachs bacillus, Sachs' bacillus, vibrion septique. (05 Mar 2000) |
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| Clostridium sordelli | A species causing big head in rams. (05 Mar 2000) |
| Clostridium sphenoides | A species found in gangrenous war wounds; it is not pathogenic for guinea pigs or rabbits. (05 Mar 2000) |
| Clostridium sporogenes | A species found in intestinal contents, gaseous gangrene, and soil; it is not pathogenic for guinea pigs or rabbits, but does produce a slight, temporary, local tumefaction. (05 Mar 2000) |
| Clostridium tale | A species found in a case of acute appendicitis and in canned fish; pathogenicity for laboratory animals is variable. (05 Mar 2000) |
| Clostridium tertium | A species found in wounds, but that is nonpathogenic for laboratory animals. (05 Mar 2000) |
| clostridium tetani | The cause of tetanus in humans and domestic animals. It is a common inhabitant of human and horse intestines as well as soil. Two components make up its potent exotoxin activity, a neurotoxin and a haemolytic toxin. (12 Dec 1998) |
| Clostridium tetanoides | A species found in war wounds, postmortem blood cultures, and garden soil. (05 Mar 2000) |
| Clostridium tetanomorphum | A species found in war wounds and soil; it is not pathogenic for rabbits or guinea pigs. (05 Mar 2000) |
| Clostridium thermosaccharolyticum | A species of thermophilic bacteria found in "hard swell" of canned goods; it is not pathogenic to laboratory animals. (05 Mar 2000) |
| Clostridium welchii | The most common aetiologic agent of gas gangrene. It is differentiable into several distinct types based on the distribution of twelve different toxins. (12 Dec 1998) |
| acrocephalosyndactyly type 1 | <paediatrics> An inherited disease (autosomal dominant) or a spontaneously occurring disease characterised by a peaked head and unusual facial appearance, due to the premature closure of the cranial sutures. A skull X-ray can confirm the diagnosis and treatment is surgical. Inheritance: autosomal dominant. (27 Sep 1997) |
| Alzheimer type I astrocyte | Enlarged frequently multinucleated astrocytes, seen in progressive multifocal leukoencephalopathy. (05 Mar 2000) |
| Alzheimer type II astrocyte | Enlarged astrocytes with vesicular nuclei and one or more small basophilic nucleoli, seen in hepatocerebral disease and Wilson's disease. (05 Mar 2000) |
| American Type Culture Collection | <cell culture> A key resource for cultured cells, located in Rockville, USA. (12 Dec 1998) |