van der Valk Jan, Gstraunthaler Gerhard
The 3Rs-Centre Utrecht Life Sciences, Utrecht University, Utrecht, The Netherlands.
Division of Physiology, Medical University Innsbruck, Innsbruck, Austria.
Altern Lab Anim. 2017 Dec;45(6):329-332. doi: 10.1177/026119291704500611.
The use of Fetal Bovine Serum in replacement alternative methods is associated with serious animal welfare concerns, as well as worrying reproducibility issues.