| B/F | black female; bound/free [antigen ratio] |
|---|---|
| BL | Barre-Lieou [syndrome]; basal lamina; baseline; Bessey-Lowry [unit]; black light; bladder; bleeding;... |
| Bl | black |
| BLB | Baker-Lima-Baker [mask]; Bessey-Lowry-Brock [method or unit]; black light bulb; Boothby-Lovelace-Bul... |
| blk | black |
| black water | azoturia of horses |
|---|---|
| black widow spider | A venomous new world spider with an hourglass-shaped red mark on the abdomen. (12 Dec 1998) |
| black widow spider venom | Potent neurotoxin that induces catastrophic release of acetylcholine from presynaptic terminals of cholinergic chemical synapses. (18 Nov 1997) |
| bone black | Charcoal produced by incomplete combustion of animal tissues, especially bone. Synonym: animal black, bone black, bone charcoal. (05 Mar 2000) |
| Bouffardi's black mycetoma | <dermatology> An obsolete term for a chronic infection, usually involving the feet. See: mycetoma. (05 Mar 2000) |
| Carter's black mycetoma | Mycetoma caused by Madurella mycetomatis which is prevalent in Italy, parts of Africa, and India; the exuded granules are black. (05 Mar 2000) |
| chlorazol black E | <chemical> An acid dye, used as a fat and general tissue stain, and to stain protozoa in faecal smears or in tissues. Structure: C34H25N9O7S2Na2 (05 Mar 2000) |
| plague, black | In the 14th century the victims of the black plague had bleeding below the skin (subcutaneous haemorrhage) which made darkened ( blackened ) their bodies. (12 Dec 1998) |
| Sudan black B | A diazo dye, C29H24N6, used as a stain for fats. (05 Mar 2000) |
| death, black | The black plague or the plague. In 14th century Europe, the victims of the black plague had bleeding below the skin (subcutaneous haemorrhage) which made darkened ( blackened ) their bodies. The black death swept recurrently through Europe, killing half its population in the middle of the 14th century. (12 Dec 1998) |
| Fuchs' black spot | An area of pigment proliferation in the macular region in degenerative myopia. (05 Mar 2000) |
| alcian blue | <chemical> Water soluble copper phthalocyanin stain used to demonstrate acid mucopolysaccharides. By varying the ionic strength some differentiation of various types is possible. (18 Nov 1997) |
| alkaline toluidine blue O | Toluidine blue O in borax solution, used with heat on semithick sections of epoxy embedded tissues. (05 Mar 2000) |
| aniline blue | A mixture of sulfonated triphenylmethane dyes used widely as a connective tissue stain and counterstain. (05 Mar 2000) |
| azovan blue | <chemical> 6,6'-((3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis (4-amino-5-hydroxy-1,3-naphthalenedisulfonic acid) tetrasodium salt. An azo dye used in blood volume and cardiac output measurement by the dye dilution method. It is very soluble, strongly bound to plasma albumin, and disappears very slowly. Pharmacological action: dyes. Chemical name: 1,3-Naphthalenedisulfonic acid, 6,6'-((3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4-amino-5-hydroxy-, tetrasodium salt (12 Dec 1998) |