نتایج جستجو برای: phenol content
تعداد نتایج: 428487 فیلتر نتایج به سال:
To assess the feasibility of noninvasively imaging the regional distribution of myocardial sympathetic innervation, we evaluated the distribution of sympathetic nerve endings, using 123I metaiodobenzylguanidine (MIBG), and compared this with the distribution of myocardial perfusion, using 201Tl. Twenty dogs were studied: 11 after regional denervation, and nine as controls. Regional denervation ...
The total phenol content in decomposing litter not only acts as a crucial litter quality indicator, but is also closely related to litter humification due to its tight absorption to clay particles. However, limited attention has been focused on the total phenol dynamics in foliar litter in relation to forest gaps. Here, the foliar litter of six representative tree species was incubated on the f...
Seed coat crude extracts of white-coloured ITA-256, white and brown-coloured TVS-716, deep brown-coloured IT-90K and light brown-coloured Ife brown cowpea varieties were analyzed for the presence and amount of total phenol, tannin and flavonoid content. Crude extracts of the cowpea varieties were analyzed for antioxidant activity using the Thiobarbituric Acid (TBA) assay. The seed coat extracts...

 The purpose of this study were to determine the effect leaf maturity on characteristics matcha herbal tea tenggulun and right level which can produce with best characteristics. This used a completely randomized design (CRD) with, namely very young, little old leaves. parameters observed in included moisture content, ash crude fiber tannin total phenol, flavonoids, antioxidant activity, c...
Chitosan in addition to antimicrobial properties is used as an edible coating for improvement storage life of various fruit and vegetables. Weight loss and fungal rot, are the main limiting factors in sweet pepper postharvest life. Therefore in this study the effects of chitosan at concentration of 0.5, 1, 1.5 and 2% were investigated on the quality preservation and fungal rot controlling of sw...
Salinity is one of the main obstacles to the successful production of agricultural products. Hormonal compounds such as salicylic acid (SA) as plant growth regulators can have different physiological and biochemical effects in plants under salt stress. In present research, the effects of different concentrations of sodium chloride (2, 6 and 10 dS/m) and foliar application of SA (0, 0.25 and ...
The moderating role of salicylic acid (SA) and putrescine (PUS) as plant growth regulators (PGRs), on the growth parameters and phytochemical and qualitative characteristics of strawberry fruit 'Selva' under osmotic stress was investigated under soilless culture. The osmotic potential (salinity) of the nutrient solution containing different NaCl concentrations (0, 7.5, 15, 30 and 45 mM) and fol...
this study was conducted to investigate the influences of raw or acetic acid-treated oak acornon the performance and cecal flora of broiler chickens. a total of 340 one-day-old male and female cobb 500 broiler chicks were used in a completely randomized design consisting of five treatments with four replicates and 17 chicks each. first group was fed with a corn-based diet (without oak acorn) as...
Indicators suggest that the amount of dissolved organic carbon (DOC) in natural waters may be increasing. Climate change has been proposed as a potential contributor to the trend, and under such a mechanism, the phenolic content of DOC may also be increasing. This study explores the assessment of the phenolic character of DOC using multidimensional fluorescence spectroscopy as a more convenient...
Base composition of RNA fractions of nuclei of Walker tumor isolated with the citric acid procedure.
RNA was extracted from tumor nuclei isolated with the citric acid procedure. The RNA was subfractionated with phenol, and fractions of differing sedimentation constants were separated on sucrose density gradients. Each peak was refractionated by repeated sucrose density gradient centrifugaron until a sym metric peak was obtained. After phenol fractionation, the interphase or iRNA obtained by ex...
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