(n.) One of the elements; a metal of a reddish white color, crystallizing in rhombohedrons. It is somewhat harder than lead, and rather brittle; masses show broad cleavage surfaces when broken across. It melts at 507ยก Fahr., being easily fused in the flame of a candle. It is found in a native state, and as a constituent of some minerals. Specific gravity 9.8. Atomic weight 207.5. Symbol Bi.
Example Sentences:
(1) By means of rapid planar Hill type antimony-bismuth thermophiles the initial heat liberated by papillary muscles was measured synchronously with developed tension for control (C), pressure-overload (GOP), and hypothyrotic (PTU) rat myocardium (chronic experiments) and after application of 10(-6) M isoproterenol or 200 10(-6) M UDCG-115.
(2) 0.5 to 1 gram pure Bismuth per day and person leaves the patients naturally by faeces.
(3) Other useful treatments include bismuth subsalicylate or anti-motility agents such as loperamide or diphenoxylate.
(4) Killing of E. coli at this pH was much more rapid than at pH 7 and was apparently due to salicylate released by the conversion of BSS to bismuth oxychloride.
(5) The three bismuth compounds reduced FLES significantly in 47 (81%) of 58 of the stool samples used to test their effect.
(6) The constituents tested were activated dimethiocone (a silicone) magnesium trisilicate, bismuth carbonate and the adsorbant, kaolin.
(7) Side effects of orally administered bismuthic salts have been known for many years.
(8) The distinct advantage that NBG agar offers over the conventional method tested, including bismuth sulfite, is the consistent differential reaction of all Salmonella subgroups including biochemically atypical strains.
(9) Bismuth salts had little effect on cefoperazone, ceftazidime, or mezlocillin activity.
(10) Both decreased after bismuth therapy independently on the elimination of CP.
(11) Monotherapy with bismuth salts, tinidazone or amoxycillin has been shown to result in early relapse and recurrence of ulcers.
(12) and evaluated against other conventionally used media including bismuth sulfite, xylose-lysine decarboxylase, brilliant green-sulfa, hektoen enteric, and salmonella-shigella agars.
(13) The pharmacokinetics of Bismuth Subnitrate and Cisplatin were studied in several courses.
(14) Surface-active agents (bismuth complexes, sucralfate, prostaglandins and carbenoxolone) are consistently superior to H2-histamine receptor antagonist drugs (cimetidine and ranitidine).
(15) Pretreatment with tablet base gave only marginal protection whilst bismuth subnitrate gave marked protection against ulceration compared to alcohol alone (P less than 0.001).
(16) Helicobacter pylori is obviously a factor in the occurrence of peptic ulcer disease, but with the high prevalence of asymptomatic infection and evidence suggesting that duodenal ulcer disease may be self-limiting, widespread treatment with bismuth and antibiotics may do more harm than good.
(17) Colloidal bismuth subcitrate alone, which suppresses but does not eradicate H. pylori infection, seems to be an effective ulcer drug and may even reduce the rate of early recurrences.
(18) An effective prophylaxis in duodenal ulcer can also be achieved by combination therapy with bismuth plus antibiotics or with omeprazole plus antibiotics.
(19) When individual drugs are considered, this appears to hold true for colloidal bismuth alone.
(20) Both findings demonstrate that bismuth subsalicylate can provide antiemetic action and that the decreases in the occurrence of emesis in humans and dogs parallels the decrease in nausea found in humans and the nausea suspected to occur prior to emesis in dogs.
Bismuthyl
Definition:
(n.) Hydrous carbonate of bismuth, an earthy mineral of a dull white or yellowish color.
Example Sentences:
(1) Adhesion was promoted by electrovalences between surface bismuthyl ions and cation-exchange sites of the clay and by secondary valences.