| sterigma | A slender, pointed structure arising from a basidium upon which a basidiospore will develop. Origin: G. Sterigma, a support (05 Mar 2000) |
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| sterigmatocystin | <chemical> 3a,12c-dihydro-8-hydroxy-6-methoxy-7h-furo(3',2':4,5)furo (2,3-c)xanthen-7-one. A carcinogenic mycotoxin produced in high yields by strains of the common molds, aspergillus versicolor, a. Nidulans, and an unidentified species of bipolaris. It causes necrosis of the liver and kidney and has an inhibitory effect on orotic acid incorporation into nuclear RNA. Pharmacological action: carcinogens. Chemical name: 7H-Furo(3',2':4,5)furo(2,3-c)xanthen-7-one, 3a,12c-dihydro-8-hydroxy-6-methoxy-, (3aR-cis)- (12 Dec 1998) |
| sterigmatocystin O-methyltransferase | <enzyme> Catalyses the conversion of sterigmatocystin (st) to o-methylsterigmatocystin (omst) and dihydro-st to dihydro-omst which takes place in the latter stages of aflatoxin biosynthesis Registry number: EC 2.1.1.- Synonym: st-omt, dihydro-st-omt, omta protein, omta gene product (26 Jun 1999) |
Synonyms :
| sterigma |
an extension from the metabasidium, bearing a terminal basidiospore; it consists of an apical, spore-bearing projection (the spiculum), and a basal thin or inflated stalk (the protosterigma). pl. sterigmata.
Ãâó: www.anbg.gov.au/glossary/webpubl/fungloss.htm
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| sterigma |
A narrowed point that bears a basidiospore on a basidium.Stolon: A runner; the aerial hyphae that forms rhizoids when it contacts the agar (or substrate) surface. Often there is swelling (called a node) at this point.
Ãâó: www.ec.upstate.edu/medtech/microb/glossary.htm
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| sterigma |
A peg-shaped projection to which the leaves of some conifers (as spruces) are attached on the twigs.
Ãâó: www.na.fs.fed.us/spfo/pubs/silvics_manual/volume_2...
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| sterigma |
a short, pointed, peglike extension of a cell that supports a conidium, usually considered larger than a denticle.
Ãâó: intramar.ugent.be/nemys/fungi/web/glossary.htm
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| sterigmatocystin |
a mycotoxin produced by Aspergillus versicolor, which sometimes contaminates corn; it is hepatotoxic and carcinogenic.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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