نتایج جستجو برای: pollen weight

تعداد نتایج: 369816  

2013
Oktay Yıldız Zehra Can Özlem Saral Esin Yuluğ Ferhat Öztürk Rezzan Aliyazıcıoğlu Sinan Canpolat Sevgi Kolaylı

Bee pollen has been used as an apitherapy agent for several centuries to treat burns, wounds, gastrointestinal disorders, and various other diseases. The aim of our study was to investigate the hepatoprotective effects of chestnut bee pollen against carbon tetrachloride (CCI4)-induced liver damage. Total phenolic content, flavonoid, ferric reducing/antioxidant power, and DPPH radical activity m...

D. Dinkov , D. Pavlov , D. Stratev , G. Beev , I. Vashin ,

Background: Due to its nutrient content, a variety of spoilage microorganisms can grow in bee pollen, especially when handling practices are not appropriate. So, this survey was designed to assess the physicochemical and microbiological properties of bee pollen collected from Bulgaria. Methods: In June 2014, 13 fresh and 19 dried bee pollen samples were collected from Bulgaria. Water activity ...

Abdolreza Varasteh, Forough Glosaze Shirazi Mahid Arafi Malihe Moghadam Mojtaba Sankian

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...

Journal: :Journal of insect physiology 2014
Dorit Avni Harmen P Hendriksma Arnon Dag Zehava Uni Sharoni Shafir

Pollen is the main protein and lipid source for honey bees (Apis mellifera), and nutritionally impoverished landscapes pose a threat to colony development. To determine colony nutritional demands, we analyzed a yearly cycle of bee-collected pollen from colonies in the field and compared it to colony worker production and honey bee body composition, for the first time in social insects. We monit...

Journal: Journal of Nuts 2011
Ali Imani Farid Asgari Mohammad Hadi Kargar Saead Piri Pireivatlou Seiyed Hassan Masomi

Pollen viability and its germination capability for fruit set in are almond and peach essential. To optimize the pollen culture medium of almond and peach and selection of best medium, the present study was carried out with 48 different culture media containing different compositions including diverse levels of boric acid (0 and 100mg/1), calcium nitrate (0,150and300mg/l،), magnesium sulphate (...

Ahmad Khalighi Mohammad Kermanshahani Reza Fattahi Roohangiz Naderi

Low seed yield is a limiting factor for cross breeding and hybrid seed production in cyclamen. This study was performed to investigate pollen germination and its relation to cross-pollination success and fruit set in this plant. In order to achieve a high level of pollen germination, the effect of different concentrations of chemical compounds were examined on in vitro pollen germination of cyc...

2011
Almudena Bermejo José Pardo Antonio Cano

Seedlessness is a desirable characteristic in citrus fruits sold for fresh consumption. Gamma irradiation is widely used to obtain seedless citrus fruits. Here, different clones of the self-incompatible parthenocarpic “Moncada” mandarin, obtained by gamma irradiation, were studied to assess seedlessness, pollen germination, fruit characteristics and quality attributes. Findings indicate that ir...

Journal: :iranian journal of immunology 0
mojtaba sankian immunobiochemistry lab, immunology research center, bu-ali research institute, mashhad university of medical sciences, mashhad, iran forough glosaze shirazi immunobiochemistry lab, immunology research center, bu-ali research institute, mashhad university of medical sciences, mashhad, iran mahid arafi immunobiochemistry lab, immunology research center, bu-ali research institute, mashhad university of medical sciences, mashhad, iran malihe moghadam immunobiochemistry lab, immunology research center, bu-ali research institute, mashhad university of medical sciences, mashhad, iran abdolreza varasteh immunobiochemistry lab, immunology research center, bu-ali research institute, mashhad university of medical sciences, mashhad, iran

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...

Journal: :Brazilian journal of biology = Revista brasleira de biologia 2017
J O Macías-Macías J M Tapia-Gonzalez F Contreras-Escareño

Melipona colimana Ayala is an endemic species inhabiting temperate forests of pine and oak of south of Jalisco in Mexico. During a year, it was recorded every 15 days foraging activity, environmental parameters and the development of colonies of M. colimana in its wild habitat. For five minutes every hour from 7:00 to 21:00, the bees that entered and left the hive and bringing pollen and resin ...

Journal: :PLoS ONE 2008
Roger Konrad Natalie Ferry Angharad M. R. Gatehouse Dirk Babendreier

Despite their importance as pollinators in crops and wild plants, solitary bees have not previously been included in non-target testing of insect-resistant transgenic crop plants. Larvae of many solitary bees feed almost exclusively on pollen and thus could be highly exposed to transgene products expressed in the pollen. The potential effects of pollen from oilseed rape expressing the cysteine ...

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