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2. Bacillus thuringiensis - Wikipedia

   en.wikipedia.org/wiki/Bacillus_thuringiensis

   The most publicised problem associated with Bt crops is the claim that pollen from Bt maize could kill ... pollen from Bt crops is adversely affecting bees. [99 ...

3. Pesticide toxicity to bees - Wikipedia

   en.wikipedia.org/wiki/Pesticide_toxicity_to_bees

   Alternatively, the bee may come into contact with an insecticide and transport it back to the colony in contaminated pollen or nectar or on its body, potentially causing widespread colony death. [3] Actual damage to bee populations is a function of toxicity and exposure of the compound, in combination with the mode of application.

4. Delta endotoxins - Wikipedia

   en.wikipedia.org/wiki/Delta_endotoxins

   For many years there was no clarity as to the relationship between aminopeptidase N and Bt toxins. Although AP-N does bind Cry proteins in vitro [4] (reviewed by Soberón et al. 2009 [5] and Pigott & Ellar 2007 [6]), [7] no cases of resistance – or even reduced in vitro binding – due to AP-N structure alteration were known through 2002, and ...

5. List of diseases of the honey bee - Wikipedia

   en.wikipedia.org/wiki/List_of_diseases_of_the...

   Exposure to corn pollen containing genes for Bacillus thuringiensis (Bt) production may weaken the bees' defense against Nosema. [18] In relation to feeding a group of bees with Bt corn pollen and a control group with non-Bt corn pollen: "in the first year, the bee colonies happened to be infested with parasites (microsporidia). This ...

6. Bees and toxic chemicals - Wikipedia

   en.wikipedia.org/wiki/Bees_and_toxic_chemicals

   In sufficient quantities, such chemicals can poison and even kill the bee. The effects of alcohol on bees have long been recognized. For example, John Cumming described the effect in an 1864 publication on beekeeping. [1] When bees become intoxicated from ethanol consumption or poisoned with other chemicals, their balance is affected.

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