Deciphering the Molecular Basis for Attenuation of Flavobacterium columnare Strain Fc1723 Used as Modified Live Vaccine against Columnaris Disease

Vaccines are widely employed in aquaculture to prevent bacterial infections, but their use by the U.S.catfish industry is very limited.One of the main diseases affecting catfish aquaculture is columnaris disease, caused by the bacterial pathogen Flavobacterium columnare.In 2011, a modified-live vaccine against columnaris disease was developed by Su

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Two predatory Medetera (Diptera: Dolichopodidae) species associated with Ips acuminatus (Gyllenhal) (Coleoptera: Curculionidae) in Bulgaria

In 2021 and 2022, two predatory flies Parts from the genus Medetera (Diptera: Dolichopodidae) were recorded in galleries of Ips acuminatus (Coleoptera: Curculionidae) on Pinus sylvestris trees in Sredna Gora Mountain in Bulgaria: M.pinicola and M.dendrobaena.These findings appear to be the first associations with I.acuminatus.In addition, the Merch

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