نتایج جستجو برای: tpd
تعداد نتایج: 1177 فیلتر نتایج به سال:
سابقه و هدف:ارزیابی کیفیت پروتئین مواد غذائی به دلایل بیولوژیک و اقتصادی از اهمیت ویژهای برخوردار است. در بین روش های موجود، نسبت خالص پروتئین (NPR)، قابلیت حقیقی هضم پروتئین (TPD) و نسبت کارآیی پروتئین (PER) به عنوان روش های مناسب برای تعیین کیفیت پروتئین ها پیشنهاد شده است. این مطالعه با هدف مقایسه ارزش پروتئینی سرلاک با غذای خانگی (ماش و برنج) در موشهای صحرایی انجام گرفت.مواد و روشها: مطالع...
PURPOSE Pupillary dilatation with three types of eye drops is used regularly in the clinic; however, a mixture of these drops in a single bottle may be more beneficial in reducing workloads and resources. This study compared the efficacy in pupillary dilatation between two protocols of dilating drop instillation. METHODS This prospective, randomized, comparative study included 30 eligible Tha...
Reflection absorption infrared spectroscopy (RAIRS) and temperature programed desorption (TPD) have been used to probe the adsorption and desorption of ethanol on highly ordered pyrolytic graphite (HOPG) at 98 K. RAIR spectra for ethanol show that it forms physisorbed multilayers on the surface at 98 K. Annealing multilayer ethanol ices (exposures >50 L) beyond 120 K gives rise to a change in m...
In order to obtain basic information on the transport properties of differentiating embryonic nephrons, we examined the 7-day-old chick mesonephros by measuring the transtubular epithelial potential difference (TPD) and by histochemical detection of Na,K-ATPase activity. TPD as an indicator of the electrogenic transport was measured in individual segments of superficial nephrons in vivo. Their ...
BACKGROUND To simplify development of normal limits for myocardial perfusion SPECT (MPS), we implemented a quantification scheme in which normal limits are derived without visual scoring of abnormal scans or optimization of regional thresholds. METHODS AND RESULTS Normal limits were derived from same-day TI-201 rest/Tc-99m-sestamibi stress scans of male (n = 40) and female (n = 40) low-likeli...
Recent educational reforms and research on teacher professional development (TPD) recognizes that if teachers are going to improve their practice, they need to have access to on-going, quality professional development that is situated in their everyday instructional environment that provides opportunities to communicate, collaborate, and reflect on their teaching. Within the last several years,...
Background and purpose: Evaluation of the quality of food proteins has a great importance from of biological and economical perspectives. That is why, biological, microbiological, chemical and integrated methods have been used and introduced for determining the quality of Proteins. Among exsisting methods, NPR, RNPR and TPD have been suggested as appropriate methods to determine the quality o...
[Purpose] This study investigated two-point discrimination (TPD) and the electrical sensory threshold of the blind to define the effect of using Braille on the tactile and electrical senses. [Subjects and Methods] Twenty-eight blind participants were divided equally into a text-reading and a Braille-reading group. We measured tactile sensory and electrical thresholds using the TPD method and a ...
background and objectives evaluation of protein quality in food is of great importance due to the biological and economical impacts of food proteins. this study has been conducted with the aim of comparing the protein quality of homemade food (mixture of macaroni and soy bean) with commercial baby food (cerelac wheat) using casein as the refference point. methods this study was conducted on 6...
Phosphorylation of the μ-opioid receptor (MOR) is known as a key step in desensitization and internalization but the role in the development of long-term tolerance at the cellular level is not known. Viral expression of wild type (exWT) and mutant MORs, where all phosphorylation sites on the C-terminus (Total Phosphorylation Deficient (TPD)) were mutated to alanine, were examined in locus coeru...
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