نتایج جستجو برای: antimony determination
تعداد نتایج: 254588 فیلتر نتایج به سال:
Under the title " Experimental Studies ill Bilharzia Therapy ($. spindalis)Dr. Hamilton Fairley, in the August 1924 issue of the Indian Medical Gazette, published details of a comparative investigation of the action of antimony tartrate and emetine on goats experimentally infected with 6". spindalis. Dr. Fairley found emetine superior to antimony tartrate as a specific cure for the goats and wr...
The state of the art of analytical procedures based on solid-phase microextraction (SPME) and its applications to tin, mercury, arsenic, antimony, chromium, selenium, and lead determination in abiotic and biotic matrixes are critically reviewed from 1994 to present. First, sample pretreatment prior to SPME is evaluated, including a description of the most usual leaching procedures for sediment,...
The analysis of arsenic in soil requires a procedure which is capable of releasing microgram quantities from a complex matrix and eliminating interferences for a specific determination. Kingsley and Schaffert ( I ) have described microdetermination of arsenic in biological material, using concentrated hydrochloric acid for digesting the sample. Beard and Lyerly ( 2 ) have applied the selective ...
In the Indian Medical Gazette for June 1927, Chopra, Gupta, and David described a new serum test for kala-azar. These workers observed that when certain organic compounds of antimony were brought in contact with the serum from kala-azar patients in a miniature testtube, a thick flocculent precipitate was formed at the junction of the two; whereas with nonkala-azar sera no such precipitation occ...
A new processing technique for a few alkali antimonide photocathodes is described. This technique does not require an initial antimony layer as in the conventional techniques. Electron microscopic examination of the antimony film shows that the antimony film is affected by ambient gases, and the improvement of senistivity which results in this technique is thought to be due to the absence of it...
The standard treatment of human visceral leishmaniasis involves the use of pentavalent antimony (Sb(V)). Its mechanism of action is unknown because of the limited information available about intracellular antimony metabolism and about the genes that regulate these processes. Herein, flow injection-inductively coupled plasma mass spectrometry (ICP-MS), flow injection hydride generation ICP-MS, a...
BACKGROUND & OBJECTIVES Sodium antimony gluconate (SAG) is reported to be losing its efficacy in Bihar as a first line drug for treatment of visceral leishmaniasis (VL). Concerned with the increasing incidence of antimony-resistant VL patients in Bihar, we undertook an epidemiological, clinical and pharmacological study to formulate a scientific basis for choosing a suitable first line drug for...
Antimony is one of the many drugs which has been advocated in the tr eatment of leprosy. ·In the Pretoria Leper Institution we find it useful in various types of cases. We agree with Muir (1) that it has "the power of controlling the condition of lepra reaction," and we use it as a routine for erythema nodosum leproticum. Incidentally we are also using insulin for this condition as recommended ...
Antimony(V) and bismuth(V) complexes of lapachol have been synthesized by the reaction of Ph₃SbCl₂ or Ph₃BiCl₂ with lapachol (Lp) and characterized by several physicochemical techniques such as IR, and NMR spectroscopy and X-ray crystallography. The compounds contain six-coordinated antimony and bismuth atoms. The antimony(V) complex is a monomeric derivative, (Lp)(Ph₃Sb)OH, and the bismuth(V) ...
Significant direct and scatter radiation doses to patient and physician may result from routine interventional radiology practice. A lead-free disposable tungsten antimony shielding pad was tested in phantom patients during simulated diagnostic angiography procedures. Although the exact risk of low doses of ionizing radiation is unknown, dramatic dose reductions can be seen with routine use of ...
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