نتایج جستجو برای: uptake

تعداد نتایج: 131072  

Journal: :iranian journal of nuclear medicine 2001
mohammad eftekhari hassan mohammadi yekta navid aliyari zenooz armaghan fard-esfahani mohsen saghari

unilateral condylar hyperplasia is the main cause of mandibular asymmetry. radionuclide bone scanning is a useful procedure for functional evaluation of temporomandibular joint. in this study, 39 patients with normal bone scan and no facial asymmetry were studied. all patients were below 22 years of age. normal condylar uptake was determined in this group of patients. right & left condylar ...

Mansour Shariati Parzhak Zoufan

To investigate the impact of overexpression of AtNRT2.1 transgene from Arabidopsis on nitrate uptake rate and to understand the regulation of endogenous HATS by nitrate and glutamine amino acid (Gln) in tobacco plants, wild-type and transgenic (F line) plants grown on soil for 4 weeks were transferred to hydroponic culture in a controlled-environment with a 16/8h L:D photoperiod at 24? C/20...

احمدی اسبچین, سلمان, جعفری, ناصر,

Methods of physical and chemical adsorption of heavy metals have disadvantages in some ways- such as high cost and ineffectiveness at low concentrations. In recent decades methods of biological uptake of heavy metals have been investigated. The biological adsorbents include bacteria, fungi and alga, among which algae have the highest efficiency of metal uptake. This study indicated that Alginic...

ژورنال: علوم آب و خاک 2015
آقاجانی, محبوبه, رضایی, مجتبی, نوابیان, مریم,

Water Uptake by the root under salinity and water Stress in unsaturated soils was investigated through mathematical equations in three Groups of additive, multiplicative and non-consumptive. This study was an effort to assess six water uptake functions of van Genuchten (additive and multiplicative), Dirksen et al., Van Dam et al, Skaggs et al, and Homaee, for Rasht Hashemi rice under salinity a...

Journal: :تحقیقات آب و خاک ایران 0
فرهاد رجالی عضو هیات علمی بخش تحقیقات بیولوژی خاک اشرف اسمعیلی زاد کارشناس ارشد آزمایشگاه بیولوژی خاک/ موسسه تحقیقات خاک و آب مهدیه شمشیری پور کارشناس ارشد آزمایشگاه بیولوژِ خاک/ موسسه تحقیقات خاک و آب مونا صابری دانشجوی کارشناسی ارشد/ دانشگاه آزاد اسلامی واحد کرج

one of the method to clean up contaminated soil is growing a hyper accumulator plant which is named phytoremediation. some of  hyper accumulator plants are proper host for mycorrhizal fungi.in this relationship, fungus, consume a part of organic carbon from the plant and by developing its mycelium network help plant to uptake more mineral nutrients from the soil. by doing a greenhouse research ...

Journal: :مدیریت خاک و تولید پایدار 0
هاشم آرام دانشگاه زنجان احمد گلچین دانشگاه زنجان

cadmium is a heavy metal with a strong adverse effect on crop quality. moreover, it is a mobile element in environment and plants can easily uptake and transfer it to their organs. cadmium can easily enter human and animals food chains and threatens their health. to study the effects of a water soluble polymer and inoculation with mycorrhizal fungi on cadmium uptake of clover grown on contamina...

  Bilateral diffuse intense breast uptake was noted in a 40 year old female who was evaluated with Tc-99m sestamibi (MIBI) myocardial perfusion scan for possible ischemia. She was breast feeding her 1.5 year old child. The intense uptake in the breasts was superimposed on the apical and anteroapical regions of the myocardium and caused interpretation problem. We recom...

Diane Kowalski Richard Spencer Ronald Rosenberg

A 64-year-old woman, with amyloid related kidney failure (On renal dialysis) had a bone scan because of pain in the right upper femur. The 99m Tc-MDP images revealed marked hepatic uptake. In addition, there was right proximal femoral concentration of radiotracer, which corresponded to a fracture site. As an added finding, the same femor demonstrated circumferential uptake at the lower po...

AA MOSHTAGHIE,

Investigation of aluminium uptake by human erythrocytes was the major aim of this study. Packed red blood cells were incubated in Earle's medium (pH 7.4) containing varying concentrations of aluminium (0-160 /lg/J) as AIK(SO.), and aluminium content of the cells were determined using flameless atomic absorption. There was significant increase in aluminium content of the cells. Addition of 5...

Journal: :آب و خاک 0
لکزیان لکزیان حلاج نیا حلاج نیا حق نیا حق نیا رمضانیان رمضانیان

abstract heavy metals enter to human food chain through the plant and soil contamination. it is very important to evaluate the affecting factors on plant uptake of heavy metals. in this study the effects of copper and zinc availability on cadmium uptake of root and shoot of corn and sunflower was investigated. the experiment was carried out with a factorial arrangement, two species of plants (s...

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