The idea is that its removal from the body and purification makes it into something different that can be patented.

VOA: special.2010.04.09

That's just an example of a cell that in its very mature or differentiated form is quite different from other cells inside the body.

以上就是一个,分化成熟的细胞,区别于体内其它细胞的范例

耶鲁公开课 - 生物医学工程探索课程节选

He says: he signification "sign" has always been comprehended and determined, in its sense, as sign-of, signifier referring to a signified, signifier different from its signified.

他说，“符号“的意义“,总是被理解和决定的，在符号这个意义上，能指指向所指，能指与它的所指不同。

耶鲁公开课 - 文学理论导论课程节选

Basically, what HHS states in its memo is that its deal with Arkansas is not that different from its traditional endorsement of the use of private managed-care plans to administer the Medicaid benefit.

FORBES: The Arkansas-Obamacare Medicaid Deal: Far Less Than It First Appeared

But it will not treat the deployment of smart meters in its jurisdiction any different from other big-ticket items.

FORBES: Smart Grid May be Shortest Route to Obama's Green Energy Goals

But he did say that its composition is different from meteorites from Mars.

CNN: Mars' geology 'more like Earth than the moon'