نتایج جستجو برای: nan 190
تعداد نتایج: 15855 فیلتر نتایج به سال:
Orthopaedic injuries comprise a majority of combat injuries seen in recent US military conflicts. The development and increased use of modern body armor, which has been correlated with decreased chest and upper abdominal injuries (Mabry et al., 2000), will likely continue to result in an increased relative rate of extremity injuries. These injuries commonly present with significant open bone fr...
Ten ruminally cannulated lactating Holstein cows that were part of a larger trial studying the effects of feeding different proteins on milk production were used in a replicated 5 x 5 Latin square to quantify flows of microbial and rumen-undegradable protein (RUP) in omasal digesta. Cows were fed total mixed rations containing (dry matter basis) 44% corn silage, 22% alfalfa silage, 2% urea, and...
In our previous communication we reported the enzymatic recognition of unnatural imidazopyridopyrimidine:naphthyridine (Im:Na) base pairs, i.e. ImO(N):NaN(O) and ImN(O):NaO(N), using the Klenow fragment exo(-) [KF (exo(-))]. We describe herein the successful results of (i) improved enzymatic recognition for ImN(O):NaO(N) base pairs and (ii) further primer extension reactions after the Im:Na bas...
Studies on the quantitative significance of protozoa on carbon and nitrogen digestion and metabolism in the rumen were carried out in sheep given a diet of pelleted concentrate (500 g/d) and chopped hay (500 g/d). Measurements were made of apparent digestibility; flows of organic matter and dietary and microbial non-ammonia N (NAN) (using 15NH4+) to the duodenum; and rates of production, interc...
An illustration is given showing the advantage of the definition given by Telyakovskiı̆ for the class introduced by Sidon. It is also verified that if a sequence {an} belongs to the recently defined subclass Sγ of S, γ > 0, then the sequence {nan} belongs to the class S, but the converse statement does not hold.
We consider the Hardy-type operator (Tf) (x) := v(x) ∫ x a u(t)f(t)dt, x > a, and establish properties of T as a map from L(a, b) into L(a, b) for 1 < p ≤ q ≤ 2, 2 ≤ p ≤ q < ∞ and 1 < p ≤ 2 ≤ q < ∞. The main result is that, with appropriate assumptions on u and v, the approximation numbers an(T ) of T satisfy the inequality c1 ∫ b a |uv|dt ≤ lim inf n→∞ nan(T ) ≤ lim sup n→∞ nan(T ) ≤ c2 ∫ b a ...
Catalytic Activities of Subnanometer Gold Clusters (Au16 Au18, Au20, and Au27 Au35) for CO Oxidation
C 2011 American Chemical Society Catalytic Activities of Subnanometer Gold Clusters (Au16 Au18, Au20, and Au27 Au35) for CO Oxidation Yi Gao, Nan Shao, Yong Pei, Zhongfang Chen, and Xiao Cheng Zeng* Department of Chemistry, University of Nebraska;Lincoln, Lincoln, Nebraska 68588, United States, Chemical Sciences Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States,...
C-reactive protein (CRP), an acute phase protein and newly recognized indicator of cardiovascular risk, may have direct actions on the vascular wall. Previous studies suggest CRP is a vasodilator that activates smooth muscle K + channels. We examined the reported vasoactive properties of CRP and further explored mechanisms of action. CRP decreased blood pressure in rats and increased coronary f...
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