They Cloned a Mouse, Then Its Clone, Then Its Clone Again for 20 Years: They Shouldn't Have Don't It - The Daily Galaxy
science 2026/03/29 12:15:00

They Cloned a Mouse, Then Its Clone, Then Its Clone Again for 20 Years: They Shouldn't Have Don't It - The Daily Galaxy

Source:The Daily Galaxy --Great Discoveries Channel
Author:Arezki Amiri

A mouse kept coming back in the lab for 20 years, generation after generation, and at first almost nothing seemed wrong. Then the copies started carrying a hidden burden that researchers could no longer ignore.