Eptesicus fuscus Kidney Cell Line (Efk3B)

Immortalized Eptesicus fuscus (Big Brown Bat) cell line (Efk3B) can be used to successfully cultivate viruses from the families Coronaviridae, Filoviridae, Rhabdoviridae, Paramyxoviridae and Herpesviridae.


  • Immortalized using a novel technology, Myotis polyomavirus large T-antigen
  • Capable to grow MERS-Coronavirus, PED-Coronavirus, Rabies, Ebola virus, Vesicular Stomatitis Virus, Herpes Simplex Virus and Henipaviruses

The big brown bat (Eptesicus fuscus) is native to North America, Central America, the Caribbean, and extreme northern South America.

From the laboratory of Vikram Misra, PhD, University of Saskatchewan.

Catalog Number Product DataSheet Size AVAILABILITY Price Qty
Eptesicus fuscus Kidney Cell Line (Efk3B)
1 vial 4-6 weeks
Regular Price:$695.00
On Sale:

Product Type: Cell Line
Name: Efk3B
Cell Type: Epithelial
Accession ID: CVCL_GZ34
Morphology: Variable - round, cobweb-like at first then becoming epithelial-like
Source: Kidney
Organism: Eptesicus fuscus (Big Brown Bat)
Biosafety Level: BSL1
Growth Conditions: 37 °C, 5% CO2 Grown in D-MEM with GlutaGRO (Corning), 10% FBS, 1% GlutaMAX (Gibco), Pen/Strep. NOTE: for passaging, use 0.25% trypsin
Cryopreservation: Complete medium with 10% DMSO
Storage: Liquid nitrogen
Shipped: Dry ice

From the laboratory of Vikram Misra, PhD, University of Saskatchewan.
  1. Subudhi, S., Rapin, N., Dorville, N., Hill, J.E., Town, J., Willis, C.K.R., Bollinger, T.K., Misra, V., 2018. Isolation, characterization and prevalence of a novel Gammaherpesvirus in Eptesicus fuscus, the North American big brown bat. Virology 516, 227-238.
  2. Banerjee A, Rapin N, Bollinger T, Misra V. Lack of inflammatory gene expression in bats: a unique role for a transcription repressor. Sci Rep. 2017 May 22;7(1):2232. doi: 10.1038/s41598-017-01513-w. PubMed PMID: 28533548; PubMed Central PMCID: PMC5440382.
  3. Banerjee A, Rapin N, Miller M, Griebel P, Zhou Y, Munster V, Misra V. Generation and Characterization of Eptesicus fuscus (Big brown bat) kidney cell lines immortalized using the Myotis polyomavirus large T-antigen. J Virol Methods. 2016 Sep 14. doi: 10.1016/j.jviromet.2016.09.008.
  4. Gonçalves-Carneiro D, Takata MA, Ong H, Shilton A, Bieniasz PD. Origin and evolution of the zinc finger antiviral protein. PLoS Pathog. 2021 Apr 26;17(4):e1009545. View article 

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