How to use "tissue" in a sentence

"Could it be scar tissue?"

Dombey said, "According to the computer-assigned analysis, the growth is consistent with the nature of normal brain tissue."

"It could be a new lump of brain tissue," Dombey told him.

Get a tissue sample for a biopsy."

The virus migrates to the brain stem, and there it begins secreting a toxin that literally eats away brain tissue like battery acid dissolving cheesecloth

It isn't scar tissue either

"The current analysis says the new growth is consistent with the structure of normal brain tissue