Affiliations Courses Research 1998[position unknown]University Of Leeds1999[position unknown]University Of Pennsylvania2000[position unknown]University Of Pennsylvania2001[position unknown]University Of Pennsylvania2002[position unknown]University Of Pennsylvania 2000Microinjection Techniques In Cell Biology 2000Student 1998[subject unknown]Other Research Personnel1999[subject unknown]Other Research Personnel2000[subject unknown]Other Research Personnel2001[subject unknown]Other Research Personnel2002[subject unknown]Other Research Personnel