نتایج جستجو برای: under cold stress

تعداد نتایج: 1511682  

2012
Hui Liu Bo Ouyang Junhong Zhang Taotao Wang Hanxia Li Yuyang Zhang Chuying Yu Zhibiao Ye

The wild species Solanum habrochaites is more cold tolerant than the cultivated tomato (S. lycopersicum). To explore the mechanisms underlying cold tolerance of S. habrochaites, seedlings of S. habrochaites LA1777 introgression lines (ILs), as well as the two parents, were evaluated under low temperature (4°C). The IL LA3969 and its donor parent LA1777 were found to be more cold tolerant than t...

Rice is one the most important crops in Iran and worldwide. Abiotic stresses including cold, restrict rice production.  In order to saturation of linkage map in recombinant lines population caused by Sepidroud × Anbarbou  crosses, an experiment was conducted using 96 recombinant lines and 40 ISSR markers at Gonbad Kavous University. 96 Recombinant lines were plant under hydroponic conditions fo...

ژورنال: توسعه آبزی پروری 2023

This study was performed to determine the severity of hormonal changes and the immune system of oriental river prawn (Macrobrachium nipponense) in the face of thermal stresses (heat and cold). For this purpose, 80 pieces of prawn with an average weight of 1.5 ±0.3g were prepared from Anzali wetland and in the laboratory after a rest period, under thermal stresses (from 15 ° C to 22 ° C) and col...

Journal: :Journal of Experimental Botany 2008
Anastasia Kargiotidou Dimitra Deli Dia Galanopoulou Athanasios Tsaftaris Theodora Farmaki

Lipid modifying enzymes play a key role in the development of cold stress tolerance in cold-resistant plants such as cereals. However, little is known about the role of the endogenous enzymes in cold-sensitive species such as cotton. Delta 12 fatty acid desaturases (FAD2), known to participate in adaptation to low temperatures through acyl chain modifications were used in gene expression studie...

2010
Joo Yeol Kim Won Yong Kim Kyung Jin Kwak Seung Han Oh Yeon Soo Han Hunseung Kang

Contrary to the increasing amount of knowledge regarding the functional roles of glycine-rich RNA-binding proteins (GRPs) in Arabidopsis thaliana in stress responses, the physiological functions of GRPs in rice (Oryza sativa) currently remain largely unknown. In this study, the functional roles of six OsGRPs from rice on the growth of E. coli and plants under cold or freezing stress conditions ...

Journal: :Journal of plant physiology 2018
Hao Gu Man Lu Zhiping Zhang Jinjin Xu Wenhua Cao Minmin Miao

Raffinose family oligosaccharides (RFOs) accumulate under stress conditions in many plants and have been suggested to act as stress protectants. To elucidate the metabolic process of RFOs under cold stress, levels of RFOs, and related carbohydrates, the expression and activities of main metabolic enzymes and their subcellular compartments were investigated during low-temperature treatment and d...

Journal: :تولیدات دامی 0
محمد حسین نعمتی دانشجوی دکتری علوم دامی، دانشکدۀ کشاورزی، دانشگاه زنجان و مربی پژوهشی مرکز تحقیقات کشاورزی و منابع طبیعی زنجان، زنجان ـ ایران محمد حسین شهیر استادیار گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه زنجان، زنجان ـ ایران محمدطاهر هرکی نژاد استادیار گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه زنجان، زنجان ـ ایران هوشنگ لطف اللهیان استادیار پژوهشی، موسسۀ تحقیقات علوم دامی کشور ، کرج ـ ایران.

this experiment was conducted to determine the effect of vitamin c (vc) and coenzyme q10 (coq10) onimmunity response of broilers in cold stress condition using 500 male chicks in a completely randomizeddesign with 5 treatments and five replicates. treatments were: positive control (pc, normal conditionsgrowth without antioxidants), negative control (nc, cold stress without antioxidants), cold s...

تاجیک قنبری, محمد علی, دهستانی, علی, سلیمی, اعظم, قربانپور, اکرم, پیردشتی, همت اله,

Low temperature stress are the most important environmental stresses that limit the growth and yield of tomato plants. In this study, two tomato varieties, Peto Meck and CaljN3 were exposed to cold stress (8 oC) after four weeks of growth and sampled at five times of 2, 5, 24, 72, 144 hours after treatments. The expression of transcription factors SlNAC1 and CBF1 with Real-Time qRT-PCR method a...

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