نتایج جستجو برای: astragalus brachyodontus

تعداد نتایج: 2515  

Journal: :محیط زیست طبیعی 0
سیده خدیجه مهدوی استادیار دانشگاه ازاد اسلامی واحد نور احمد چوپانیان دانش آموخته دانشگاه آزاد اسلامی واحد نور مهشید سوری استادیار دانشکده منابع طبیعی دانشگاه ارومیه

given the potential for carbon storage in plant tissues, this approach has a serious interest in recent decades. therefore, the ability of carbon storage in astragalus gossypinus and astragalus parrowianus were examined in part of alpine pastures in kermanshah province. after determining the representative districts, according to 4 main aspect and 5 category elevation was determined representat...

2014
Cristina Bertolini Ronny van Aerle Silvia Lampis Karen A. Moore Konrad Paszkiewicz Clive S. Butler Giovanni Vallini Mark van der Giezen

Stenotrophomonas maltophilia strain SeITE02 was isolated from the rhizosphere of the selenium-hyperaccumulating legume Astragalus bisculcatus. In this report, we provide the 4.56-Mb draft genome sequence of S. maltophilia SeITE02, a gammaproteobacterium that can withstand high concentrations of selenite and reduce these to elemental selenium.

2012
John L. Freeman Matthew A. Marcus Sirine C. Fakra Jean Devonshire Steve P. McGrath Colin F. Quinn Elizabeth A. H. Pilon-Smits

Selenium (Se) hyperaccumulator plants can concentrate the toxic element Se up to 1% of shoot (DW) which is known to protect hyperaccumulator plants from generalist herbivores. There is evidence for Se-resistant insect herbivores capable of feeding upon hyperaccumulators. In this study, resistance to Se was investigated in seed chalcids and seed beetles found consuming seeds inside pods of Se-hy...

2013
RONG LI GUANGRONG DAI MENGYUN ZHAO YONGHONG ZHANG LI HUI XUELI ZHANG BIN JIN

The aim of this study was to investigate the preventative effect of Astragalus flavescens on hepatic fibrosis in rats and its mechanism of action. A total of 60 rats were randomly divided into normal control, model control, high-dose treatment and low-dose treatment groups, and a hepatic fibrosis model was established. The high- and low-dose treatment groups were treated with 2 g/100 g and 0.5 ...

ژورنال: :نامه انجمن حشره شناسی ایران 0
سید اصغر آل حسین مرکز تحقیقات کشاورزی و منابع طبیعی استان فارس، شیراز. سیدابراهیم صادقی مؤسسه تحقیقات جنگل ها و مراتع کشور، تهران.

the family apionidae economically important beetles, which feed on the seed of various rangland plants. this report is part of survey conducted during 2009-2012 to identify the seed - eating pests of astragalus sp. rangland plants in the fars province of iran. the apionid species prapion hydrolapathi marsham, 1802 was collected on plant, astragalus camptoceras (bunge.), and is first recorded fr...

Journal: :Chinese journal of natural medicines 2013
Rasha M Allam Dina A Selim Asser I Ghoneim Mohamed M Radwan Salwa M Nofal Amani E Khalifa Ola A Sharaf Soad M Toaima Aya M Asaad Nadia A El-Sebakhy

The hepatoprotective activity of the ethanol extract of Astragalus kahiricus (Fabaceae) roots against ethanol-induced liver apoptosis was evaluated and it showed very promising hepatoprotective actions through different mechanisms. The extract counteracted the ethanol-induced liver enzymes leakage and glutathione depletion. In addition, it demonstrated anti-apoptotic effects against caspase-3 a...

2013
Kojo Agyemang Lifeng Han Erwei Liu Yi Zhang Tao Wang Xiumei Gao

The disease burden of diabetes mellitus is increasing throughout the world. The need for more potent drugs to complement the present anti-diabetic drugs has become an imperative. Astragalus membranaceus, a key component of most Chinese herbal anti-diabetic formulas, has been an important prospect for lead anti-diabetic compounds. It has been progressively studied for its anti-diabetic propertie...

Journal: :Parasite 2001
P Sasal E Faliex I De Buron S Morand

Most studies which aim at detecting effects of parasites on fish show that intermediate stages of parasites affect their host while adult parasites are usually less virulent in the final host. We studied the effect of the acanthocephalan Acanthocephaloides propinquus on one of its final hosts, the fish Gobius bucchichii. This study showed that the adult parasites affect host fitness. Moreover, ...

ژورنال: :مجله گیاهشناسی ایران 2006
علی اصغر معصومی شاهرخ کاظم پور اوصالو

نمونه های جمع آوری شده هرباریوم مرکزی ایران و پژوهشکده علوم گیاهی مشهد و مرکز تحقیقات منابع طبیعی مشهد نامگذاری شدند. از میان گونه ها سه گونه:  a. culminatus, a. elezgensis , a. kalatehensis  بعنوان گونه های جدید برای اولین بار شرح داده شده اند. گونه های جدید به همراه دیاگنور، شرح و تصاویر کامل گیاه ارائه می شوند. گونه های جدید با نزدیک ترین خویشاوندان خود مقایسه گردیده اند. همه نمونه های تیپ د...

Journal: :research journal of pharmacognosy 2014
h. shafaroodi h.r. zareie j. asgarpanah

the anticonvulsant activity of astragalus squarrosus total extract was assessed in pentylenetetrazole (ptz)-induced convulsion in mice, with diazepam as the standard drug, while mechanistic studies were also conducted using flumazenil, a gaba a-benzodiazepine receptor complex site antagonist. the extract produced protection against convulsion at 400 mg/kg, comparable with protection of benzodia...

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