Results 31 to 40 of about 242,402 (254)

Sharing the wealth: pollen partitioning in a Cucurbita crop pollination system with reference to the wild hoary squash bee.

open access: yesJournal of Pollination Ecology, 2023
Cucurbita pepo crops (pumpkin, squash) are entirely dependent upon insect pollinators for reproduction. In Ontario, Canada, their most important pollinator is the hoary squash bee (Eucera pruinosa), a wild ground-nesting, solitary bee whose only source ...
Sue Chan, Nigel E. Raine
doaj   +1 more source

Anaphylaxis from bee pollen supplement [PDF]

open access: yesCanadian Medical Association Journal, 2012
A 30-year-old woman was referred to the allergy clinic after having an anaphylactic reaction. Before the reaction, the patient had recently started taking three health supplements: bee pollen, omega 3-6-9 oil and vitamin D3.
Amanda, Jagdis, Gordon, Sussman
openaire   +2 more sources

Chemical Properties and Biological Activity of Bee Pollen

open access: yesMolecules, 2023
Pollen, a remarkably versatile natural compound collected by bees for its abundant source of proteins and nutrients, represents a rich reservoir of diverse bioactive compounds with noteworthy chemical and therapeutic potential. Its large range of biological effects has been known and exploited since ancient times.
Cristina Rodríguez-Pólit   +7 more
openaire   +5 more sources

Microbiological and chemical characterization of bee pollen throughout the production process in the Southwest of Buenos Aires Province (Argentina) [PDF]

open access: yes, 2020
In order to evaluate if the different stages of bee pollen production could lead to changes in the microbiota, counts of filamentous fungi and yeast, culturable heterotrophic mesophilic bacteria, aerobic spore-forming bacteria, sulfite-reducing ...
Gallez, Liliana M.   +12 more
core   +1 more source

Research Progress on Bioactive Ingredients, Biological Activity and Wall-breaking Technology of Bee Pollen

open access: yesShipin gongye ke-ji, 2022
As one of the natural food, bee pollen is rich in a large number of bioactive components, including polysac-charides, proteins, lipids, and polyphenols, etc.
Lantao LI   +7 more
doaj   +1 more source

The microstructure of pollen grain in tea (Camellia sinensis) pollen and bee bread

open access: yes浙江大学学报. 农业与生命科学版, 2003
There were no evidences of damage to pollen wall and the structure of tea pollen and bee bread by observation under optical microscope and scanning electrical microscope.
SU Song-kun, CHEN Sheng-lu
doaj   +1 more source

Managed honey bee colony losses in Canada, China, Europe, Israel and Turkey, for the winters of 2008-9 and 1009-10 [PDF]

open access: yes, 2012
In 2008 the COLOSS network was formed by honey bee experts from Europe and the USA. The primary objectives set by this scientific network were to explain and to prevent large scale losses of honey bee (Apis mellifera) colonies.
Charriere, Jean-Daniel   +41 more
core   +1 more source

Effects of drying techniques on chemical composition and volatile constituents of bee pollen

open access: yesCzech Journal of Food Sciences, 2020
Bee pollen is used as a food supplement by humans as it is rich in carbohydrates, proteins, lipids, vitamins, minerals and trace elements. Bee pollen has many biological activities such as antibacterial, antifungal, antitumor and antioxidant.
Merve Keskin, Asli Özkök
doaj   +1 more source

A Combined Proteomic and Metabolomic Strategy for Allergens Characterization in Natural and Fermented Brassica napus Bee Pollen

open access: yesFrontiers in Nutrition, 2022
Bee pollen is consumed for its nutritional and pharmacological benefits, but it also contains hazardous allergens which have not been identified. Here, we identified two potential allergens, glutaredoxin and oleosin-B2, in Brassica napus bee pollen using
Shuting Yin   +8 more
doaj   +1 more source

Spectroscopic Discrimination of Bee Pollen by Composition, Color, and Botanical Origin

open access: yesFoods, 2021
Bee pollen samples were discriminated using vibrational spectroscopic methods by connecting with botanical sources, composition, and color. SEM and light microscope images of bee pollen loads were obtained and used to assess the botanical origin. Fourier
Roman Bleha   +7 more
doaj   +1 more source

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