Mazur I, Anhlan D, Mitzner D, Wixler L, Schubert U, Ludwig S.
The proapoptotic influenza A virus protein PB1-F2 regulates viral polymerase activity by interaction with the PB1 protein. Cell Microbiol. 2008;10(5):1140-52.

Röder R, Bruns K, Sharma A, Eissmann A, Hahn F, Studtrucker N, Fossen T, Wray V, Henklein P, Schubert U. Synthesis of full length PB1-F2 influenza A virus proteins from 'Spanish flu' and 'bird flu'. J Pept Sci. 2008 Apr 1.