نتایج جستجو برای: bc2
تعداد نتایج: 293 فیلتر نتایج به سال:
Bacillus cereus, a food poisoning bacterium closely related to Bacillus anthracis, secretes a multitude of virulence factors including enterotoxins, hemolysins, and phospholipases. However, the majority of the in vitro experiments evaluating the cytotoxic potential of B. cereus were carried out in the conditions of aeration, and the impact of the oxygen limitation in conditions encountered by t...
Resistance of prostate cancer to castration is currently an unavoidable problem. The major mechanisms underlying such resistance are androgen receptor (AR) overexpression, androgen-independent activation of AR, and AR mutation. To address this problem, we developed an AR pure antagonist, CH5137291, with AR nuclear translocation-inhibiting activity, and compared its activity and characteristics ...
Transgenes from transgenic oilseed rape, Brassica napus (AACC genome), can introgress into populations of wild B. rapa (AA genome), but little is known about the long-term persistence of transgenes from different transformation events. For example, transgenes that are located on the crop's C chromosomes may be lost during the process of introgression. We investigated the genetic behavior of tra...
The anisotropic field dependence of the Sommerfeld coefficient gamma has been measured down to B-->0 by combining specific heat and Hall probe magnetization measurements in MgB2 single crystals. We find that gamma(B,theta) is the sum of two contributions arising from the sigma and pi band, respectively. We show that gammasigma(B,theta)=B/Bc2(theta) where Bc2(theta)=Bc2ab/sqrt[sin2theta+Gamma2co...
We report anisotropy of the upper critical field (Bc2) of an intercalated graphite superconductor YbC6 (Tc = 6.5 K) determined from angular dependent magnetoresistance measurements. Though the perpendicular coherence length is much longer than interlayer spacing, measured angular dependences of Bc2 are well fitted by the Lawrence-Doniach model or the Tinkham model, which are known to be applica...
The amplitude of ground state superconducting energy gap $\Delta(0)$ and relative jump in electronic specific heat at the transition temperature, $\Delta$$C$${/}$$C$, are primary fundamental parameters any superconductor. There several well-established techniques to measure these values for bulk samples. However, there is limited number which can be applied atomically thin superconductors. Here...
Fully-epitaxial NbN/Co2MnSi bilayer films were grown on MgO(001) single crystalline substrates by a sputter technique. Structural, electric transport and magnetic properties were investigated for the fabricated films. The resulting NbN/Co2MnSi bilayer films show superconducting critical temperature Tc was of 16.0 K and the saturation magnetization Ms at room temperature was of 790 emu/cm3. The ...
Excessive, long-term chemical fertilizer application adversely affects soil quality and maize yield. The combined of biochar with can increase yield improve fertility. A four-year field experiment was conducted to determine physio-biochemical properties under a soybean–maize rotation in the black soils Northeast China. There were five treatments, including no fertilization (CK), (NPK), + (15.75...
Walnut blackline disease caused by the cherry leafroll virus (CLRV) causes fatal necrosis at the union between English walnut scions and hypersensitive rootstocks. All English walnut cultivars tested so far are susceptible to blackline girdling. A breeding program for developing a blackline resistant Englishwalnut cultivarwas begun in 1983. The time requiredto breed an English walnut cultivar t...
Erianthus arundinaceus (E. arundinaceus) has many desirable agronomic traits for sugarcane improvement, such as high biomass, vigor, rationing ability, tolerance to drought, and water logging, as well as resistance to pests and disease. To investigate the introgression of the E. arundinaceus genome into sugarcane in the higher generations, intergeneric BC2 and BC3 progeny generated between Sacc...
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