نتایج جستجو برای: کاتیونهای tl
تعداد نتایج: 8226 فیلتر نتایج به سال:
Square planar complexes [Pt(CNC)L] (CNC = C,N,C-2,6-NC5H3(C6H4-2)2; L = tht (tetrahydrothiophene, SC4H8, 1), L = CN(t)Bu (2)) react with TlPF6 in different Pt/Tl molar ratios (3/1 in the case of 1 and 1/1 in the case of 2) yielding the complexes [{Pt(CNC)(tht)}3Tl](PF6) (3) and [Pt(CNC)(CN(t)Bu)Tl](PF6) (4), respectively. The structures of 3 and 4 (X-ray) show the presence of Pt→Tl dative bonds...
Tranilast (TL) oily gels containing UV-absorbing agents (UV absorber) were prepared, and the effect of the agents against photodegradation of TL was investigated. When 0.1% TL oily gel without UV absorber was exposed to light, TL was photochemically decomposed to the extent of 74.1% of its initial content at the end of the first hour. Although there were differences in the preventive effect on ...
The thymus leukemia (TL) antigen is a major histocompatibility complex-encoded nonclassical class I molecule. Here we present data demonstrating that expression of the TL antigen, unlike other class I molecules, is completely independent of the function of the transporter associated with antigen processing (TAP). The TL antigen is expressed by transfected TAP-2-deficient RMA-S cells when these ...
Thallium (Tl) contamination in soil exerts a significant threat to the ecosystem health due to its high toxicity. However, little is known about the effect of Tl on the microbial community in soil. The present study aimed at characterizing the culturable microbial groups in soils which experience for a long time high Tl contamination and elevated Hg and As. The contamination originates from As,...
OBJECTIVES We compared dipyridamole technetium-99m (Tc-99m) tetrofosmin and thallium-201 (Tl-201) single-photon emission computed tomographic (SPECT) imaging with respect to the detection rate of perfusion abnormalities in 26 patients with angiographic coronary artery disease (CAD). BACKGROUND Experimental studies have shown that myocardial extraction of Tc-99m tetrofosmin is lower than that ...
The anterior medial temporal lobe (TL), including the amygdala, has been implicated in olfactory processing, e.g., coding for intensity and valence, and seems also involved in memory. With this background, the present study evaluated whether anterior medial TL-resections in TL epilepsy affected intensity and valence ratings, as well as free and cued identification of odors. These aspects of odo...
French listeners tend to hear illegal utterance-initial /tl/ and /dl/ clusters as /kl/ and /gl/, respectively, when speech is produced by French speakers [1, 5]. We reexamined this phenomenon, once called “phonotactic perceptual assimilation,” in a cross-linguistic design using Modern Hebrew. In Hebrew, virtually all the obstruent-liquid clusters are permissible, including /dl, tl/. French and ...
BACKGROUND Telomere shortening is thought to be involved in the pathophysiology of myeloid malignancies, but telomere lengths (TL) during interphase and metaphase in hematopoietic malignancies have not been analyzed. We aimed to assess the TLs of interphase and metaphase cells of MDS and telomerase activity (TA) and to find out prognostic significances of TL and TA. METHODS The prognostic sig...
The present study explored differences in sensitivity to purinergic agonists, protons, and capsaicin in lumbosacral (LS) and thoracolumbar (TL) sensory neurons that innervate the rat urinary bladder. The majority of LS neurons (93%) were sensitive to alpha,beta-methyleneATP (alpha,beta-metATP) compared with 50% of TL neurons. Based on inactivation kinetics, a slowly desensitizing current evoked...
This thesis work focuses mostly on investigating different potential applications of meta-transmission line (TL), particularly composite right/left handed (CRLH) TL and analyzing the new phenomena and applications of meta-TL, mostly left-handed (LH) TL, on other realization principle. The fundamental electromagnetic properties of propagation in the presence of left-handed material, such as the ...
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