Results 1 to 10 of about 2,699 (214)

Research Note: Integrated proteomic analyses of chicken egg yolk granule [PDF]

open access: yesPoultry Science, 2023
: Chicken egg yolk granules (EYG) were the precipitated component of egg yolk after water dilution and centrifugation. Compared with egg yolk, EYG are rich in proteins, phospholipids, and minerals.
Jiale Sui   +6 more
doaj   +2 more sources

Vitellogenins Level as a Biomarker of the Honeybee Colony Strength in Urban and Rural Conditions [PDF]

open access: yesInsects
The study aimed to verify whether urban beekeeping affects the strength of the honeybee (Apis mellifera) colonies from urban apiaries and the variability of the crucial for their health and long-life protein—vitellogenins.
Łukasz Nicewicz   +2 more
doaj   +2 more sources

Cryo-EM structure of native honey bee vitellogenin [PDF]

open access: yesNature Communications
Vitellogenin (Vg) is the main yolk precursor lipoprotein in almost all egg-laying animals. In addition, along its evolutionary history, Vg has developed a range of new functions in different taxa.
Mateu Montserrat-Canals   +7 more
doaj   +2 more sources

Vitellogenesis and Embryogenesis in Spiders: A Biochemical Perspective [PDF]

open access: yesInsects
This review compiles information on the biochemistry of spider reproduction, from vitellogenesis to postembryonic development. Despite the diversity of spiders, biochemical studies on their reproduction remain scarce.
Carlos Fernando Garcia   +2 more
doaj   +2 more sources

Blood-feeding adaptations and virome assessment of the poultry red mite Dermanyssus gallinae guided by RNA-seq [PDF]

open access: yesCommunications Biology, 2023
Dermanyssus gallinae is a blood-feeding mite that parasitises wild birds and farmed poultry. Its remarkably swift processing of blood, together with the capacity to blood-feed during most developmental stages, makes this mite a highly debilitating pest ...
José M. Ribeiro   +12 more
doaj   +2 more sources

Cell type specific polyploidization in the royal fat body of termite queens [PDF]

open access: yesZoological Letters, 2023
Tissue-specific endopolyploidy is widespread among plants and animals and its role in organ development and function has long been investigated. In insects, the fat body cells of sexually mature females produce substantial amounts of egg yolk precursor ...
Tomonari Nozaki   +2 more
doaj   +2 more sources

Research Note: Comprehensive proteomic, phosphoproteomic, and N-glycoproteomic analysis of chicken egg yolk plasma [PDF]

open access: yesPoultry Science
: Chicken egg yolk plasma (EYP), the supernatant fraction of egg yolk obtained by water dilution and centrifugation, is a rich source of various bioactive substances and a significant bearer of yolk-emulsifying properties.
Di Xiao   +5 more
doaj   +2 more sources

Egg Protein Compositions over Embryonic Development in Haemaphysalis hystricis Ticks [PDF]

open access: yesAnimals
Tick eggs contain a series of proteins that play important roles in egg development. A thorough characterization of egg protein expression throughout development is essential for understanding tick embryogenesis and for screening candidate molecules to ...
Qiwu Tang, Tianyin Cheng, Wei Liu
doaj   +2 more sources

Endomitosis controls tissue-specific gene expression during development.

open access: yesPLoS Biology, 2022
Polyploid cells contain more than 2 copies of the genome and are found in many plant and animal tissues. Different types of polyploidy exist, in which the genome is confined to either 1 nucleus (mononucleation) or 2 or more nuclei (multinucleation ...
Lotte M van Rijnberk   +5 more
doaj   +2 more sources

Vitellogenins are new high molecular weight components and allergens (Api m 12 and Ves v 6) of Apis mellifera and Vespula vulgaris venom. [PDF]

open access: yesPLoS ONE, 2013
Background/objectivesAnaphylaxis due to hymenoptera stings is one of the most severe clinical outcomes of IgE-mediated hypersensitivity reactions.
Simon Blank   +6 more
doaj   +1 more source

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