نتایج جستجو برای: k na and rwc

تعداد نتایج: 17076743  

Journal: :Agriculture 2022

The current study was conducted in a pot experiment with sand bed soil for two winter seasons (2019/20, 2020/21) to illuminate the impact of calcium lignosulfonate (Ca-LIGN) (100 mg/L) alleviating various levels NaCl (0, 100, 200, and 300 mM) on barley cultivars, Giza132 Giza133. Giza133 outgrew under salinity stress by accumulating less Na+ content retaining more K+ content. Surprisingly, Ca-L...

ساردویی نسب, سمیه, محمدی نژاد, قاسم, کمالی, نجمه,

In order to evaluate the salinity tolerance of oat genotypes (Avena sativa L.), at seedling and reproductive stages, an experiment with three replications was carried out in greenhouse condition (based on Randomized Completely Design). Experiments were carried out in research field of Esfahan University of Technology. which is located in Lourk’s Najafabad without stress, EC=4 ds/m, as well as ...

2010
J. Qin W. Y. Dong K. N. He Y. Yu G. D. Tan L. Han M. Dong Y. Y. Zhang D. Zhang A. Z. Li Z. L. Wang

Two-year old seedlings of Silver buffaloberry (Shepherdia argentea (Pursh) Nutt.) were exposed to NaCl salinity (0, 200, 400 and 600 mmol/l) for 30 days. Leaf water potential (Ψw), chlorophyll contents (Chl a, b, and a + b) and K+ content decreased with an increase in salinity. Relative water content (RWC) declined significantly with 400 and 600 mmol/l NaCl. However, salinity induced an excessi...

Journal: :علوم گیاهان زراعی ایران 0
حمید رضا نیکخواه دانشجوی دکتری دانشگاه تهران و مربی پژوهشی مؤسسۀ تحقیقات اصلاح و تهیۀ نهال بذر ولی اله محمدی دانشیار، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج محمد رضا نقوی استاد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج حسن سلطانلو دانشیار، دانشگاه علوم کشاورزی و منابع طبیعی گرگان

in order to investigate effective morpho-physiological traits related to salinity resistance, and their relationship with grain yield as well as study of salinity tolerance and susceptibility indices in 169 barley recombinant inbred lines, a  population of barley derived from a cross between arigashar and igri, this experiments were carried out using alpha lattice design with two replications d...

ژورنال: شیمی آلی و پلیمر 2015

به منظور بررسی تأثیر تنش شوری بر عملکرد و صفات فیزیولوژیک آفتابگردان و تجزیه ژنتیکی صفات در شرایط تنش شوری، آزمایشی به صورت فاکتوریل بر پایه طرح کاملاً تصادفی با سه تکرار در شرایط گلدانی در فضای باز انجام گرفت. عوامل مورد بررسی شامل سطوح مختلف تنش شوری (نرمال و تنش ناشی از 6 دسی‌زیمنس‌بر‌متر) و لاین‌های خویش آمیخته نوترکیب آفتابگردان (102 لاین حاصل از تلاقی بین دو لاین RHA266 و PAC2 به همراه وال...

Journal: :Physiological reviews 2003
Torben Clausen

In skeletal muscle, excitation may cause loss of K+, increased extracellular K+ ([K+]o), intracellular Na+ ([Na+]i), and depolarization. Since these events interfere with excitability, the processes of excitation can be self-limiting. During work, therefore, the impending loss of excitability has to be counterbalanced by prompt restoration of Na+-K+ gradients. Since this is the major function o...

K Jaimand M Naderi Haji Bager Kandy MB Rezaee SR Tabaei Aghdaei

Contents of inorganic elements are very important traits in plants. Some of elements have causal effects on plant growth. Their effects on plant metabolism and therefore quality and quantity of essential oils is crucial. Thus, to obtain relatively good results, different parts of Rosa damascena Mill. genotypes were analyzed. Plants were collected from different provinces including Tehran, East ...

Journal: :علوم باغبانی 0
علی مومن پور علی ایمانی داود بخشی حامد رضایی

introduction: almond (prunus amygdalus b.) is one of the most important crops consumed as a dry fruit and it is mainly adaptable to arid and semi-arid regions mostly suffering from salinity stress (8). soils with dry humidity regime are dominant in iran and in the world at large and mostly include regions with more evaporation than precipitation. this in turn leads to increased salinity of the ...

Journal: :The Journal of clinical investigation 1985
N Lasker L Hopp S Grossman R Bamforth A Aviv

Several reports indicate that erythrocytes (RBCs) from blacks and men have higher sodium concentrations than those from whites and women. One possible mechanism to explain this finding is a difference in the activity of Na+-K+-ATPase. To explore this possibility, we have studied the Na+ and K+ kinetics of RBC Na+-K+-ATPase and RBC Na+ and K+ concentrations in 37 normotensive blacks and whites, ...

Journal: :Molecules 2017
Cassiano Felippe Gonçalves-de-Albuquerque Adriana Ribeiro Silva Camila Ignácio da Silva Hugo Caire Castro-Faria-Neto Patrícia Burth

Lung cancer is a leading cause of global cancer deaths. Na/K-ATPase has been studied as a target for cancer treatment. Cardiotonic steroids (CS) trigger intracellular signalling upon binding to Na/K-ATPase. Normal lung and tumour cells frequently express different pump isoforms. Thus, Na/K-ATPase is a powerful target for lung cancer treatment. Drugs targeting Na/K-ATPase may induce apoptosis an...

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