'Something doesn't smell right: Virus infections and queen supersedure' with Dr. Alison Mcafee hosted by the CBKA
'Something doesn't smell right: Virus infections and queen supersedure' with Dr. Alison Mcafee hosted by the CBKA
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About our speaker
Alison
grew up homeschooled on East Cracroft Island, a remote location near
Knight Inlet on British Columbia's mid-coast. She has now been
researching honey bees for twelve years, studying everything from
hygienic behaviour to queen quality to whether western red cedar hive
boxes are bad for bees (they aren't). She obtained her PhD in genome
science and technology from the University of British Columbia (UBC)
and went on to become one of 15 global winners of the L'Oreal-UNESCO
International Rising Talents award. Alison is now a research
associate at UBC and studies queen overwintering strategies,
pheromone biology, and drone heat tolerance. On top of academic
papers, she has published magazine articles in The Conversation,
Scientific American and American Bee Journal when she isn't
trekking in the wilderness.
About
the talk
Much
of the damage caused by varroa mites is a consequence of the virus
infections they potentiate. Are queens susceptible to virus
infections too, and what happens when if she becomes sick? We
surveyed over a hundred queens and found that those reported as "poor
quality" by beekeepers had higher levels of some viruses and
smaller ovaries than their "healthy" counterparts. Join me
down our research rabbit hole, where a series of experiments revealed
that queen virus infections disrupt egg laying and pheromone
production, which can lead to premature supersedure.