Dr. Michael West, right, President and CEO of Advanced Cell Technology, talks to reporters during an intermission at the Senate Appropriations...
Senators Sam Brownback , left, and Sen. Orrin Hatch listen to Senator Gordon Smith's testamony in support of stem cell research.
Rep. Jim McDermott , left, discussess stem cell research funding with Michael Manganiello, right, Senior Vice President of the Christopher Reeve...
Dr. Michael West, President and CEO of Advanced Cell Technology, talks to reporters during an intermission at the Senate Appropriations Committee,...
Rep. Jim McDermott , right, leans over to meet Sue Pendelton, who was representing spinal cord injuries, on behalf of the Christopher Reeve Paralsis...
Anaesthesiologist Carsten Brummerloh , vascular specialist Frank Marquardt and hospital director Walter Klingelhoefer operate a newly installed...
Anaesthesiologist Carsten Brummerloh , vascular specialist Frank Marquardt and hospital director Walter Klingelhoefer operate a newly installed...
Semen samples are stored in nitrogen-cooled steel-cones in Verden, Germany, 22 August 2017. A good breeding bull can have up to 100,000 descendants;...
An employee of Masterrind puts bottled semen into nitrogen-cooled sorting machine in Verden, Germany, 22 August 2017. A good breeding bull can have...
Laboratory head of Masterrind Manon Elfers tests semen under a microscope in Verden, Germany, 22 August 2017. A good breeding bull can have up to...
An employee of Masterrind puts bottled semen into nitrogen-cooled transportation box in Verden, Germany, 22 August 2017. A good breeding bull can...
Laboratory head of Masterrind Manon Elfers extracts semen from a test tube in Verden, Germany, 22 August 2017. A good breeding bull can have up to...