نتایج جستجو برای: pollen of shabestar
تعداد نتایج: 21167229 فیلتر نتایج به سال:
Background: Allergy to Saffron (Crocus sativus) pollen has been described in people involved in processing of saffron flower stamens. Profilins have been identified as a pan-allergen in different plant pollens and foods. This molecule is an actin-binding pro-tein with a molecular weight of 12-16 kDa found in eukaryotic species. Objective: The aim of this study was to generate monoclonal antibod...
Pollinators that collect pollen - and specifically, pollen-specialist bees - are often considered to be the best pollinators of a (host) plant. Although pollen collectors and pollen specialists often benefit host plants, especially in the pollen that they deliver (their pollination "effectiveness"), they can also exact substantial costs because they are motivated to collect as much pollen as po...
BACKGROUND Pollen allergens are one of the main contributors to the development and/or aggravation of allergic rhinitis, allergic conjunctivitis, and asthma. OBJECTIVE An examination of the airborne pollen in residential areas should be conducted to aid the diagnosis and treatment of allergic diseases. METHODS Airborne pollen samples were collected from 2 sites in Incheon and 2 in Seoul fro...
The appearance of ragweed pollen in the air became more frequent in northerly countries. Attention of allergologists and aerobiologists in these countries is focused on the phenomenon that Ambrosia plants found relatively sporadic but the amount of pollen is high in particular days. Over the latter decade, a matter of particular concern has been Ambrosia pollen, whose appearance in the air is d...
The regulation of pollen development and pollen tube growth is a complicated biological process that is crucial for sexual reproduction in flowering plants. Annexins are widely distributed from protists to higher eukaryotes and play multiple roles in numerous cellular events by acting as a putative "linker" between Ca2+ signaling, the actin cytoskeleton and the membrane, which are required for ...
The honey bee obtains its all nutritional demands from nectar and pollen. In the case of nectar and pollen limitation, beekeepers use a substitute. It has been a long time that sucrose is used as the conventional substitute for nectar and pollen in the bee feeding to provide its nutritional needs during winter and stimulation of springchr('39')s larval nourishment. High fructose corn syrup is ...
represents considerable thrips pressure. We present the data from yellow traps only to show that many thrips were present in the greenhouse throughout the trial. In the absence of predators, the number of thrips per plant increased consistently throughout the trial to reach 39.28 per plant in the final week (table 1). All treatments significantly reduced thrips numbers (P < 0.05) compared to th...
Airborne pollen has been associated with allergic symptoms in sensitized individuals, whereas atmospheric pollution indisputably aggravates the impact on the overall quality of life. Therefore, it is of major importance to correlate, forecast and disseminate information concerning high concentration levels of allergic pollen types and air pollutants to the public, in order to safeguard the qual...
Trigonella L. is one of the important genera of the family Fabaceae, many species of which have nutritional and medicinal properties. In this investigation, morphological characters related to habit and pollen grain of three Trigonella species i.e., T. disperma, T. subenervis and T. aphanoneura were studied. Oils from the aerial parts of two species were investigated by GC and GC/MS methods and...
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