نتایج جستجو برای: thr
تعداد نتایج: 7085 فیلتر نتایج به سال:
TAT rhodopsin extracted from the marine bacterium SAR11 HIMB114 has a characteristic Thr-Ala-Thr motif and contains both protonated deprotonated states of Schiff base at physiological pH conditions due to low pKa. Here, using solid-state NMR spectroscopy, we investigated 13C 15N signals retinal in only state 1-palmitoyl-2-oleoyl-sn-glycero-3-phosphoethanolamine/1-palmitoyl-2-oleoyl-sn-glycero-3...
Structure-function relationships in spruce budworm antifreeze protein revealed by isoform diversity.
The spruce budworm, Choristoneura fumiferana, produces antifreeze protein (AFP) to assist in the protection of the overwintering larval stage. AFPs are thought to lower the freezing point of the hemolymph, noncolligatively, by interaction with the surface of ice crystals. Previously, we had identified a cDNA encoding a 9-kDa AFP with 10-30 times the thermal hysteresis activity, on a molar basis...
There are many reports concerning the aetiology and prophylaxis of deep-vein thrombosis (DVT) but little is known about its natural history. The purpose of our study was to identify the incidence and site of DVT, the risk factors for pulmonary embolism and the natural history of DVT after total hip replacement (THR) in patients who do not receive any form of prophylactic or therapeutic treatmen...
Nitrogen-balance experiments were conducted with a total of 288 male chickens to assess Thr requirement data on 2 commercial slow-growing genotypes (I 657 and Red JA from Hubbard ISA) by use of a modeling procedure described previously. Six graded levels of dietary protein supply from high-protein soybeanmeal were used within 4 age periods (period I: 10 to 25 d; period II: 30 to 45 d; period II...
An ultrasonic reaction of Ag(2)O, 4,4'-bipyridine (bipy) and (2S, 3R)-3-amino-2-hydroxybutanoic acid (L-Thr) gives an unexpected Ag(I) supramolecular framework, {[Ag(3)(bipy)(3)(cahba)]·HCO(3)·10H(2)O}(n) (1), in which the (2S, 3R)-3-(carboxyamino)-2-hydroxybutanoic acid (H(2)cahba) is a carbamate derivative of L-Thr, obtained via in situ transformation of amino group of L-Thr into carbamate by...
We observe that protein kinase C (PKC) is phosphorylated on the activation loop at threonine 538 (Thr-538) before T cell activation. Our results are inconsistent with the conclusions of Lee et al. (Reports, 1 April 2005, p. 114) that the Thr-538 phosphorylation of PKC is regulated by T cell receptor activation. Other mechanisms, such as autophosphorylation of Thr-219, might orchestrate the cell...
Introduction/Aims: Microvascular and macrovascular complications lead to recurrent hospital admissions, hospitalizations, disability, death in the course of type 2 diabetes mellitus (T2DM). Triglyceride HDL cholesterol ratio (THR) is associated with insulin resistance. We aimed find out whether there a relationship between THR diabetic patients T2DM. Methods: Patients T2DM were enrolled study. ...
Now object detection based on deep learning tries different strategies. It uses fewer data training networks to achieve the effect of large dataset training. However, existing methods usually do not balance between network parameters and data. makes information provided by a small amount picture insufficient optimize model parameters, resulting in unsatisfactory results. To improve accuracy few...
To understand the optimal requirement of d.lysine and threonine in White Leghorn (WL) layers (25-44 weeks), two independent experiments were executed. For d. lysine study, birds (N=528) categorized into eleven dietary groups (11×6×8) fed with different protein levels (13.36 15.78%) each containing five concentrations Lys. optimize Thr, (N=390) allotted to thirteen (13×5×6) these diets formulate...
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