Sentences with phrase «healthy human breast tissue»
Aiding their new research, Semenza says, was the knowledge that whereas the air we breathe is 21 percent oxygen, oxygen levels average around 9 percent in healthy human breast tissue but only 1.4 percent in breast tumors.
The human epidermal growth factor receptor - 2 (HER2) gene makes proteins responsible for maintaining healthy cell growth, division and repair of breasttissue.