| mouse poliomyelitis virus | A virus of the genus Enterovirus, family Picornaviridae, normally associated with inapparent infections and found in the intestinal tracts of infected mice, occasionally causing mouse encephalomyelitis in experimentally inoculated susceptible mice. Synonym: mouse poliomyelitis virus. (05 Mar 2000) |
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| mouse thymic virus | An unclassified ether-sensitive virus, 75 to 100 nm in diameter, that causes necrosis of the thymus in young mice. (05 Mar 2000) |
| mouse-tooth forceps | A forceps with one or two fine points at the tip of each blade, fitting into hollows between the points on the opposite blade. (05 Mar 2000) |
| mouse unit | The quantity of oestrogen capable of producing in a spayed mouse a characteristic change in the vaginal epithelium, namely, disappearance of leukocytes and appearance of cornified cells, as determined by a vaginal smear; equal approximately to one-half of an estrone unit. Synonym: mouse unit. (05 Mar 2000) |
| multimammate mouse | An African rodent, Praomys natalensis, widely used in cancer research. (05 Mar 2000) |
| xid mouse | <genetics> A lab mouse that has a Y-linked immune deficiency gene. (06 May 1997) |
| nude mouse | A hairless mutant mouse with thymic hypoplasia, lacking T-cells. (05 Mar 2000) |
| Swiss mouse leukaemia virus | A murine leukaemia virus producing leukaemia of the reticulum-cell type with massive infiltration of liver, spleen, and bone marrow. It infects dba/2 and swiss mice. (12 Dec 1998) |
| Theiler's mouse encephalomyelitis virus | A virus in the family Picornaviridae. Synonym: Theiler's original virus, Theiler's virus. (05 Mar 2000) |
| mean sea level | <marine biology> A tidal datum: the arithmetic mean of hourly water elevations observed over a specific 19-year cycle. Points on land can be referenced to a mean sea level, in which case the datum assumes zero elevation. (09 Oct 1997) |
| San Miguel sea lion virus | A calicivirus, family Caliciviridae, first isolated from sea lions on San Miguel island off the California coast, which is indistinguishable from the vesicular exanthema of swine virus both biophysically and clinically in terms of the vesicular disease syndrome that it produces in swine. (05 Mar 2000) |
| sea | <oncogene> An oncogene, identified in bird sarcoma, encoding a receptor tyrosine kinase. (18 Nov 1997) |
| sea acorn | <zoology> An acorn barnacle (Balanus). Source: Websters Dictionary (01 Mar 1998) |
| sea adder | <zoology> The European fifteen-spined stickleback (Gasterosteus spinachia); called also bismore. The European tanglefish, or pipefish (Syngnathus acus). Source: Websters Dictionary (01 Mar 1998) |
| sea amenone | <zoology> Any one of numerous species of soft-bodied Anthozoa, belonging to the order Actrinaria; an actinian. They have the oral disk surrounded by one or more circles of simple tapering tentacles, which are often very numerous, and when expanded somewhat resemble the petals of flowers, with colours varied and often very beautiful. Source: Websters Dictionary (01 Mar 1998) |