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  1. Pests and Diseases
    I would do an inspection, look for different stages of brood, and send some dead bees or dead larva off to the bee lab in Beltsville, MD. https://www.ars.usda.gov/northeast-...search-laboratory/docs/how-to-submit-samples/ I am not posting the address here as sample and shipping instructions are...
  2. Bee News
    Infra-Population and -Community Dynamics of the Parasites Nosema apis and Nosema ceranae, and Consequences for Honey Bee (Apis mellifera) Hosts Nosema spp. fungal gut parasites are among myriad possible explanations for contemporary increased mortality of western honey bees (Apis mellifera...
  3. Bee News
    Honey Bee Apis mellifera Parasites in the Absence of Nosema ceranae Fungi and Varroa destructor Mites Few areas of the world have western honey bee (Apis mellifera) colonies that are free of invasive parasites Nosema ceranae (fungi) and Varroa destructor (mites). Particularly detrimental is V...
  4. Bee News
    Secretion of Antonospora (Paranosema) locustae Proteins into Infected Cells Suggests an Active Role of Microsporidia in the Control of Host Programs and Metabolic Processes Molecular tools of the intracellular protozoan pathogens Apicomplexa and Kinetoplastida for manipulation of host cell...
  5. Bee News
    Transcriptome Analyses of the Honeybee Response to Nosema ceranae and Insecticides Honeybees (Apis mellifera) are constantly exposed to a wide variety of environmental stressors such as parasites and pesticides. Among them, Nosema ceranae and neurotoxic insecticides might act in combination and...
  6. Bee News
    Sex-Specific Differences in Pathogen Susceptibility in Honey Bees (Apis mellifera) Sex-related differences in susceptibility to pathogens are a common phenomenon in animals. In the eusocial Hymenoptera the two female castes, workers and queens, are diploid and males are haploid. The haploid...
  7. Bee News
    Comprehensive Bee Pathogen Screening in Belgium Reveals Crithidia mellificae as a New Contributory Factor to Winter Mortality a comprehensive bee pathogen screening in Belgium covering 363 bee colonies that were screened for 18 known disease-causing pathogens and correlate their incidence in...
  8. Bee News
    Crop Pollination Exposes Honey Bees to Pesticides Which Alters Their Susceptibility to the Gut Pathogen Nosema ceranae We collected pollen from bee hives in seven major crops to determine 1) what types of pesticides bees are exposed to when rented for pollination of various crops and 2) how...
  9. Bee News
    Imported bumblebees pose 'parasite threat' to native beesBy Victoria Gill Science reporter, BBC News Between 40,000 and 50,000 bumblebee colonies are imported into the UK every year Bumblebees imported from Europe carry pathogens that pose a threat to native honeybees and bumblebees in...
  10. Bee News
    Nosema ceranae Escapes Fumagillin Control in Honey Bees Fumagillin is the only antibiotic approved for control of nosema disease in honey bees and has been extensively used in United States apiculture for more than 50 years for control of Nosema apis. It is toxic to mammals and must be applied...
  11. Bee News
    Physiological and Behavioral Changes in Honey Bees (Apis mellifera) Induced by Nosema ceranae Infection Infection with the microsporidian, Nosema apis, has been shown to advance behavioral maturation in workers. Nosema ceranae had a negative effect on lifespan (z = 3.97, n = 363, p<0.0001...
  12. Bee News
    Barrier Immune Effectors Are Maintained during Transition from Nurse to Forager in the Honey Bee Foragers facilitate horizontal pathogen transmission in honey bee colonies, yet their systemic immune function wanes during transition to this life stage. In honey bee systemic immunity...
  13. Bee News
    Gut Pathology and Responses to the Microsporidium Nosema ceranae in the Honey Bee Apis mellifera Nosema cerana causes the bees to consume more honey/nectar in response to the oxidative stress. All infected bees died within 14 days post infection in each trial (Figure 1), showing a consistent...
  14. Bee News
    Exposure to Sublethal Doses of Fipronil and Thiacloprid Highly Increases Mortality of Honeybees Previously Infected by Nosema ceranae After exposure to sublethal doses of fipronil or thiacloprid a higher mortality was observed in N. ceranae-infected honeybees than in uninfected ones...
  15. Bee News
    Just like opinions and advice from local beekeepers . . . everything is not the same in all places. http://home.ezezine.com/1636/1636-2012.08.24.13.30.archive.html original article http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0043562
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