نتایج جستجو برای: bi functional mechanism

تعداد نتایج: 1152388  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم پایه دامغان 1389

در این تحقیق، لایه های نازک sno2:bi و sno2-fe2o3:bi به روش اسپری پایرولیزیز بر روی بسترهای شیشه ای تهیه شده است. برای تهیه محلول اولیه از کلرید قلع 5 آبه، آب و اتانول (1:1:1) استفاده شد و تاثیر تراکم ناخالصی آهن و تغییرات تراکم بیسموت بر روی خواص ساختاری، الکتریکی، ترموالکتریکی، اپتیکی و فوتورسانایی این لایه ها بررسی شد. سیستم لایه نازک sno2:bi از ترکیب کلرید قلع (1/0 مول) و درصدهای مختلف ناخال...

Journal: :Developmental psychobiology 2004
Renée N Desjardins Janet F Werker

For adults and children, speech perception can be significantly influenced by watching a speaker's mouth movements. While recent reports suggest that infants may be able to integrate heard and seen speech, the current research demonstrates that integration is neither as strong or consistent in infants as it is in adults. Three habituation experiments were conducted. In Experiment 1, female (but...

Journal: :iranian red crescent medical journal 0
monireh motaqhey department of anatomy and cell biology, shahid beheshti university of medical sciences, tehran, ir iran ali ghanjal health management research centre, baqiyatallah university of medical sciences, tehran, ir iran reza mastri farahani department of anatomy and cell biology, shahid beheshti university of medical sciences, tehran, ir iran; department of anatomy and cell biology, shahid beheshti university of medical sciences, tehran, ir iran. tel: +98-9122197092, fax: +98-2188057022 mojdeh ghabaee department of neurology, tehran university of medical sciences, tehran, ir iran gholamreza kaka neuroscience research centre, baqiyatallah university of medical sciences, tehran, ir iran mohsen noroziyan department of anatomy and cell biology, shahid beheshti university of medical sciences, tehran, ir iran

conclusions the sex differences in the neuroanatomy of the human mirror neuron system affect functional recovery of patients with hemiparesis. the improvement in studied women was found to be significantly greater than studied men. the results indicate a higher chance of recovery among hemiparetic women, especially those watching functional movies. results comparison of all variables related to...

Journal: :Journal of rehabilitation medicine 2009
Vilai Kuptniratsaikul Apichana Kovindha Piyapat Dajpratham Krisna Piravej

OBJECTIVE To estimate the efficiency of inpatient rehabilitation for patients after stroke in Thailand. DESIGN Multi-centre, prospective study. SUBJECTS Patients after stroke, aged >or= 18 years, with stable medical signs, able to follow 1-step commands and to sit for at least 30 min. METHODS Main outcomes included Barthel Index (BI) scores, BI effectiveness, BI efficiency, length of stay...

Journal: :Molecules 2017
Ricardo S Silva Hanna D Mikhail Eder V Guimarães Elis R Gonçalves Nilo F Cano Noelio O Dantas

Iron-doped bismuth sulphide (Bi2-xFexS₃) nanocrystals have been successfully synthesized in a glass matrix using the fusion method. Transmission electron microscopy images and energy dispersive spectroscopy data clearly show that nanocrystals are formed with an average diameter of 7-9 nm, depending on the thermic treatment time, and contain Fe in their chemical composition. Magnetic force micro...

Journal: :Bio Systems 2011
Jun Qian Jian Liang

ATP synthase couples proton flow to ATP synthesis, but is leaky to protons at very low nucleotide concentration. Based on the bi-site mechanism, we simulated the proton conduction from proton slip to "coupled" proton flow in ATP synthase using the Monte Carlo method. Good agreement is obtained between the simulated and available experimental results. Our model provides deeper insight into the n...

Journal: :Indian journal of biochemistry & biophysics 1999
S R Bhaumik H M Sonawat

The kinetic mechanism of glucose dehydrogenase (EC 1.1.1.47) from Halobacterium salinarum was studied by initial velocity and product inhibition methods. The results suggest that both, in the forward and reverse direction, the reaction mechanism is of Bi Bi sequential ordered type involving formation of ternary complexes. NADP+ adds first and NADPH formed dissociates from the enzyme last. For t...

Journal: :Circulation journal : official journal of the Japanese Circulation Society 2005
Takatoshi Kasai Koji Narui Tomotaka Dohi Sugao Ishiwata Kunihiko Yoshimura Shin-Ichiro Nishiyama Tetsu Yamaguchi Shin-Ichi Momomura

BACKGROUND Cheyne - Stokes respiration with central sleep apnea (CSR-CSA) contributes to the poor prognosis in patients with congestive heart failure (CHF). Bi-level positive airway pressure (bi-level PAP) may be an effective alternative for treating CSR-CSA and CHF. METHODS AND RESULTS Fourteen patients with CSR-CSA were divided into 2 groups, a control group that included 7 patients who dec...

Journal: :The Biochemical journal 1966
C J Toews

Rat skeletal-muscle hexokinase was partially purified by ammonium sulphate fractionation and gel filtration. The mechanism of the skeletal-muscle hexokinase was studied kinetically by initial-velocity analysis and product inhibition. Glucose 6-phosphate was a non-competitive inhibitor of glucose and ATP. ADP was a non-competitive inhibitor of glucose and a competitive inhibitor of ATP. The data...

2004
Hélène Renard Yves Robert Frédéric Vivien

We consider the problem of redistributing data on homogeneous and heterogeneous processor rings. The problem arises in several applications, each time after a load-balancing mechanism is invoked (but we do not discuss the load-balancing mechanism itself). We provide algorithms that aim at optimizing the data redistribution, both for unidirectional and bi-directional rings. One major contributio...

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