Ruyters G, Friedrich U (2006a) From the Bremen drop tower to the international space station
ISS—ways to weightlessness in the German space life sciences program. Signal Transduct
6:397–405
Ruyters G, Friedrich U (2006b) Gravitational biology within the German space program: goals,
achievements, and perspectives. Protoplasma 229:95–100
Schwarz RP, Goodwin TJ, Wolf DA (1992) Cell culture for three-dimensional modeling in rotatingwall vessels: an application of simulated microgravity. J Tissue Cult Methods 14:51–57
Seibert G, Battrick BT (2006) The history of sounding rockets and their contribution to European
space research. ESA Publications Division, Noordwijk
van Loon JJ (2007) Some history and use of the random positioning machine, RPM, in gravity
related research. Adv Space Res 39:1161–1165
26
2 Methods for Gravitational Biology Research
ISS—ways to weightlessness in the German space life sciences program. Signal Transduct
6:397–405
Ruyters G, Friedrich U (2006b) Gravitational biology within the German space program: goals,
achievements, and perspectives. Protoplasma 229:95–100
Schwarz RP, Goodwin TJ, Wolf DA (1992) Cell culture for three-dimensional modeling in rotatingwall vessels: an application of simulated microgravity. J Tissue Cult Methods 14:51–57
Seibert G, Battrick BT (2006) The history of sounding rockets and their contribution to European
space research. ESA Publications Division, Noordwijk
van Loon JJ (2007) Some history and use of the random positioning machine, RPM, in gravity
related research. Adv Space Res 39:1161–1165
26
2 Methods for Gravitational Biology Research