The Press-Republican welcomes letters from our readers on topics of interest. All letters must be signed and include day and evening phone numbers so we can verify authorship. That also pertains to ...
CRISPR-Cas9 genome editing exploits the CRISPR-Cas system to modify a genome in a targeted manner. Guided by RNA, the Cas9 endonuclease breaks DNA at a target sequence. Imprecise repair of the double ...