نتایج جستجو برای: pollen weight
تعداد نتایج: 369816 فیلتر نتایج به سال:
The bronchial epithelium plays a key role in providing a protective barrier against many environmental substances of anthropogenic or natural origin which enter the lungs during breathing. Appropriate responses to these agents are critical for regulation of tissue homeostasis, while inappropriate responses may contribute to disease pathogenesis. Here, we compared epithelial barrier responses to...
In a double blind test, 44 patients being treated for chronic alcoholism were divided into two random groups and given CernitolTM, a pollen preparation, or placebos, respectively. The study revealed considerable differences between the groups for the following variables and in favour of the group undergoing treatment: overall result according to the doctor, body weight, appetite, asthenia, psyc...
Uncertainties exist about the value of non-prey food for predators that are commonly food-limited, and the dietary conditions where non-prey foods are beneficial for carnivorous species. Prior studies show that large quantities of pollen grains are intercepted in the webs of web-building spiders. We examined the nutritional benefits of pollen as a non-prey food for a common ground-dwelling, she...
Although the management of malnutrition is a priority in older people, this population shows a resistance to refeeding. Fresh bee pollen contains nutritional substances of interest for malnourished people. The aim was to evaluate the effect of fresh bee pollen supplementation on refeeding efficiency in old malnourished rats. Male 22-month-old Wistar rats were undernourished by reducing food int...
Benign prostatic hyperplasia (BPH) can lead to lower urinary tract symptoms. Rape pollen is an apicultural product that is composed of nutritionally valuable and biologically active substances. The aim of the present study was to investigate the protective effect of rape pollen supercritical CO2 fluid extract (SFE-CO2) in BPH development using a testosterone-induced BPH rat model. BPH was induc...
The Honeybee (Apis mellifera L.) Is an Efficient Pollinator for Paeonia lactiflora Pall in the Field
The herbaceous peony (Paeonia lactiflora Pall.) has high ornamental and nutritional value, the seeds of P. can be used to produce high-quality edible oil. However, low seed yield limits application lactiflora. This mitigated by insect pollinators. Here, we evaluated pollination services honeybees (Apis mellifera L.) in a field. We found that A. provided for throughout day especially period from...
During past few years, the Cupressus arizonica has been abundantly planted in Tehran, causing a significant increase of allergic diseases from the middle of winter to the beginning of spring. The aim of this study was the comparison of pollen protein content in two major varieties of C. arizonica planted in Tehran, including C. arizonica var. arizonica and C. arizonica var. glabra, in order to ...
Two kinds of experiments were conducted with Aethina tumida Murray larvae over four temperatures: "consumption" experiments, in which larvae and diet were weighed to determine food consumption rates under conditions of unlimited food and few conspecifics; and "competition" experiments, in which varying numbers of larvae were presented with the same amount of honey and pollen diet, and larval we...
In this study the artificial pollination of pistachio was investigated. Two types of pollen of local selective genotypes (Q1 and Q2) which were different pollinizers were used. The experiment had six treatments. Qazvini and Ohadi cultivars were pollinated with supplementary pollinations as treatment which was covered with cotton bag, natural pollination as a control which was not covered and tw...
The implications of the recent recommendations of the Law Commission regarding the use of admissibility tests have the potential to be far reaching for forensic disciplines that rely on the expertise of highly qualified expert witnesses. These disciplines will need a concomitant body of peer-reviewed experiments that provides a basis for the interpretations of such evidence presented in court. ...
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