نتایج جستجو برای: yb 175
تعداد نتایج: 18298 فیلتر نتایج به سال:
The aims of this study were to simultaneously evaluate the expression of Y-box binding protein-1 (YB-1) in non-neoplastic rectal tissue and rectal cancer tissue, and to collect clinical follow-up data for individual patients. Additionally, we aimed to investigate the developmental functions and prognostic value of YB-1 in rectal cancer. We performed immunohistochemical studies to examine YB-1 e...
This paper presents a new correlative bioimaging technique using Y2O3:Tm, Yb and Y2O3:Er, Yb nanophosphors (NPs) as imaging probes that emit luminescence excited by both near-infrared (NIR) light and an electron beam. Under 980 nm NIR light irradiation, the Y2O3:Tm, Yb and Y2O3:Er, Yb NPs emitted NIR luminescence (NIRL) around 810 nm and 1530 nm, respectively, and cathodoluminescence at 455 nm ...
High resolution single crystal synchrotron X-ray diffraction data measured at 15(2) K were used to solve the structure of the complex intermetallic Zintl phase, Yb(11)AlSb(9) (space group Iba2), made up of Yb cations and polyanions along with isolated Sb anions. The 15(2) K cell parameters are a = 11.7383(4) Å, b = 12.3600(4) Å, c = 16.6796(6) Å. The temperature dependence of the structure was ...
A novel method of fabricating water-soluble bio-probes with ultra-small size such as NaYF4:Yb,Er (18 nm), NaGdF4:Yb,Er (8 nm), CaF2:Yb,Er (10 nm), PbS (7 nm), and ZnS (12 nm) has been developed to provide for the solubility switch of nanoparticles from oil-soluble to water-soluble in terms of hydrion rivalry aided by ultrasonic. Using NaYF4:Yb,Er (18 nm) as an example, we evaluate the propertie...
In this work we report the study of energy transfer between Nd and Yb 3+ ions in glasses with the 0.8CaSiO3-0.2Ca3(PO4)2 eutectic composition at room temperature by using steady-state and time-resolved laser spectroscopy. The Nd →Yb transfer efficiency obtained from the Nd 3+ lifetimes in the single doped and codoped samples reaches 73% for the highest Nd 3+ concentration. The donor decay curve...
The cold.-fluid extraordinary-mode eigenvalue equation is solved numerically to determine the influence of equilibrium profile shape on the detailed stability properties of relativistic nonneutral electron flow in a planar diode with cathode located at x=O and anode at x=d. Stability properties are investigated for the class of equilibrium energy profiles Yb(x) specified by [1-a (b2_ 2 1/2 Yb(x...
Wehave developed a facile low-temperature synthetic method for the preparation of NaMnF3 nanocubes with Er 3+ and Yb ions homogeneously incorporated in the host lattice. The effects of the reaction temperature, and the volume ratio between ethanol and DI water on themorphology of NaMnF3 nanocubes are systematically investigated. The NaMnF3 nanocubes can be produced in the low temperature range ...
Mass selection by independent culling levels (YB subline) for below-average birth weight (BWT) and high yearling weight (YWT) was compared with single-trait mass selection (YW subline) for high YWT in the inbred population of Line 1 Hereford cattle at Miles City, Montana. There were 4.2 generations of selection in YB and YW. Heritability estimates for the base population derived from multiple-t...
The translocation liposarcoma protein TLS has recently been shown to function as an adapter molecule coupling gene transcription to RNA splicing. Here we demonstrate that YB-1, a protein known to play important roles in transcription and translation, interacts with the COOH-terminal domains of TLS and the structurally related Ewing's sarcoma protein EWS. Through this interaction, YB-1 is recrui...
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