"We are here today to announce the first synthetic cell -- a cell made by starting with the digital code in the computer, building the chromosome from four bottles of chemicals, assembling that chromosome in yeast, transplanting it into a recipient bacterial cell and transforming that cell into a new bacterial species."

VOA: special.2010.07.20

The same problem is with organ transplantation is that the recipient has to be matched to the donor and so that's a problem.

和器官移植中的问题一样,受体需要与供体匹配,这就是问题所在

耶鲁公开课 - 生物医学工程探索课程节选

That's a big problem and so can you protect these cells that you give to the recipient from attack by the recipient's immune system?

并且至关重要,那么你们想办法保护这些植入受体的细胞,使它们免受免疫系统的排异反应么

耶鲁公开课 - 生物医学工程探索课程节选

They argue that they don't create any kind of a contract between sender and recipient merely because they land in the recipient's inbox.

WSJ: Email Disclaimers Proliferate

Furthermore the process of carefully choosing a gift bonds the purchaser more to the recipient than it does the recipient to the purchaser.

FORBES: Do Yourself A Favor And "Voucherize" The Christmas Thing

My recipient could be almost anywhere in the world: 51% of transplants through Be The Match involve an international donor or recipient.

CNN: Why I donated my bone marrow