نتایج جستجو برای: ascorbate peroxidase (apx) and polyphenol oxidase (ppo) activities

تعداد نتایج: 16862832  

Journal: :پژوهش های تولید گیاهی 0
محسن زواره عضو هیات علمی/ دانشگاه گیلان سمانه اسدی صنم دانشجوی دکتری/ دانشگاه گیلان همت الله پیردشتی عضو هیات علمی/دانشگاه علوم کشاورزی و منابع طبیعی ساری ابوذر هاشم پور دانشجوی دکتری/ دانشگاه گیلان

to find out the effect of sodium nitroprusside (snp) in reducing oxidative damage induced by salinity stress in barley seedlings, a crd based factorial experiment with three replications was conducted in agronomy laboratory of the faculty of agricultural sciences, university of guilan, in 2012. the experimental design consisted of two snp levels (0.1 and 0.2 mm snp; as nitric oxide (no) donor) ...

2017
Antonio Mirto Federica Iannuzzi Petronia Carillo Loredana F. Ciarmiello Pasqualina Woodrow Amodio Fuggi

In this article, we reported the original data obtained by the study of metabolites and enzymes involved in sweet cherry antioxidant system. We measured hydrogen peroxide (H2O2) and malondialdehyde (MDA), which are indicator of oxidative stress. Moreover, we measured the concentration of reduced and oxidized ascorbate and glutathione that are involved in ROS detoxification together with phenoli...

2015
Abuzar HASHEMPOUR Reza FOTOUHI GHAZVINI Mohammad MEHDI SOHANI

Changes in freezing injury percentage, lipid peroxidation (malonaldehyde formation), antioxidant enzymes activity and proline content were monitored in the leaves of olive cvs. ‘Fishomi’ and ‘Roughani’ under diff erent freezing temperatures (-5, -10, -15 and -20°C for 10 h). Th e results showed that freezing injury (determined by electrolyte leakage analysis) and malonaldehyde (MDA) content of ...

2016
Yurong Ma Mengnan Yang Jingjing Wang Cai-Zhong Jiang Qingguo Wang

Peel browning disorder has an enormous impact on the exterior quality of 'Huangguan' pear whereas the underlying mechanism is still unclear. Although different methods have been applied for inhibiting the peel browning of 'Huangguan' pear, there are numerous issues associated with these approaches, such as time cost, efficacy, safety and stability. In this study, to develop a rapid, efficient a...

Journal: : 2021

Drought stress is considered as a main restriction to have the best potential crops performance in arid and semi-arid regions world. Hence, some mechanistic strategies are required manage drought detrimental influences. Silicon an essential mineral nutrient, plays important role physiology, metabolism, function of exposed stress. This study was carried out evaluate influences various irrigation...

Journal: :Phyton-international Journal of Experimental Botany 2023

Arsenic (As) contaminated food chains have emerged as a serious public concern for humans and animals are known to affect the cultivation of edible crops throughout world. Therefore, present study was designed investigate individual well combined effects exogenous silicon (Si) sodium nitroprusside (SNP), nitric oxide (NO) donor, on plant growth, metabolites, antioxidant defense systems radish (...

2010
Prontipa Nokthai Vannajan Sanghiran Lee Lalida Shank

Peroxidases (POD) and polyphenol oxidase (PPO) are enzymes that are well known to be involved in the enzymatic browning reaction of fruits and vegetables with different catalytic mechanisms. Both enzymes have some common substrates, but each also has its specific substrates. In our computational study, the amino acid sequence of grape peroxidase (ABX) was used for the construction of models emp...

To find out the biochemical and physiological responses of purple coneflower (Echinacea purpurea L.) medicinal plant to low temperature stress, a compeletly randomized design with three replications was conducted at Sari Agricultural Sciences and Natural Resources University in 2013. Five months old of coneflower seedlings exposure to three temperature levels of 23 ºC (control), 4 and 4 ºC for...

To study the effects of water stress on compatibility metabolites and the antioxidant enzyme activities of wheat variety trial a factorial experiment was conducted in a completely randomized design in 1393. The experiment consisted of three levels of stress (85, 60 and 35% of field capacity) and five varieties of wheat (Orom, Zarea, Mihan, ZSZOBKAYKA, JS3l7G217,) Analysis of variance showed, Pr...

Journal: :Horticulturae 2022

Wheat intercropping in watermelon could provide relief from the occurrence of Fusarium wilting watermelon, a severe soil-borne disease caused by fungus oxysporum f. sp. niveum (FON). The current study aims to investigate effect root exudates three wheat cultivars and one cultivar on growth FON responses wilt with wheat. results revealed contrasting effects mycelial FON; inhibited FON, promoted ...

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